10-K Filing

SLM Corp CIK: 1032033 FY 2024

Filing Information

Form Type	10-K
Accession Number	`0001628280-25-006776`
Period End Date	20241231
Filing Date	20250220
Fiscal Year	2024
Fiscal Period	FY
XBRL Instance	slm-20241231_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 172 Income Statement 192 Cash Flow Statement 342 Stockholders Equity 96 Comprehensive Income 42

Balance Sheet 172 line items

Line Item	Tag	Value	Unit	Period
Trading investments, cost	`TradingSecuritiesDebtAmortizedCost`	$41.72M	USD	Point-in-time
Trading investments, cost	`TradingSecuritiesDebtAmortizedCost`	$41.72M	USD	Point-in-time
Trading investments, cost	`TradingSecuritiesDebtAmortizedCost`	$43.41M	USD	Point-in-time
Trading investments, cost	`TradingSecuritiesDebtAmortizedCost`	$43.41M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$4.62B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$4.62B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$4.15B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$4.15B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$4.70B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$4.70B	USD	Point-in-time
Available-for sale investments at fair value, cost	`AvailableForSaleDebtSecuritiesAmortizedCostBasis`	$2.04B	USD	Point-in-time
Available-for sale investments at fair value, cost	`AvailableForSaleDebtSecuritiesAmortizedCostBasis`	$2.04B	USD	Point-in-time
Available-for sale investments at fair value, cost	`AvailableForSaleDebtSecuritiesAmortizedCostBasis`	$2.56B	USD	Point-in-time
Available-for sale investments at fair value, cost	`AvailableForSaleDebtSecuritiesAmortizedCostBasis`	$2.56B	USD	Point-in-time
Allowance for loan losses	`FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest`	$1.36B	USD	Point-in-time
Allowance for loan losses	`FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest`	$1.36B	USD	Point-in-time
Allowance for loan losses	`FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest`	$1.44B	USD	Point-in-time
Allowance for loan losses	`FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest`	$1.44B	USD	Point-in-time
Allowance for loan losses	`FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest`	$1.34B	USD	Point-in-time
Allowance for loan losses	`FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest`	$1.34B	USD	Point-in-time
Allowance for loan losses	`FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest`	$1.17B	USD	Point-in-time
Allowance for loan losses	`FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest`	$1.17B	USD	Point-in-time
Trading investments at fair value (cost of $41,715 and $43,412, respectively)	`TradingSecuritiesDebt`	$53.26M	USD	Point-in-time
Trading investments at fair value (cost of $41,715 and $43,412, respectively)	`TradingSecuritiesDebt`	$53.26M	USD	Point-in-time
Preferred stock, par or stated value (in dollars per share)	`PreferredStockParOrStatedValuePerShare`	$0.20	USD	Point-in-time
Preferred stock, par or stated value (in dollars per share)	`PreferredStockParOrStatedValuePerShare`	$0.20	USD	Point-in-time
Preferred stock, par or stated value (in dollars per share)	`PreferredStockParOrStatedValuePerShare`	$0.20	USD	Point-in-time
Preferred stock, par or stated value (in dollars per share)	`PreferredStockParOrStatedValuePerShare`	$0.20	USD	Point-in-time
Trading investments at fair value (cost of $41,715 and $43,412, respectively)	`TradingSecuritiesDebt`	$54.48M	USD	Point-in-time
Trading investments at fair value (cost of $41,715 and $43,412, respectively)	`TradingSecuritiesDebt`	$54.48M	USD	Point-in-time
Available-for-sale investments	`AvailableForSaleSecuritiesDebtSecurities`	$2.41B	USD	Point-in-time
Available-for-sale investments	`AvailableForSaleSecuritiesDebtSecurities`	$2.41B	USD	Point-in-time
Preferred stock, shares authorized (in shares)	`PreferredStockSharesAuthorized`	20.00M	shares	Point-in-time
Preferred stock, shares authorized (in shares)	`PreferredStockSharesAuthorized`	20.00M	shares	Point-in-time
Available-for-sale investments	`AvailableForSaleSecuritiesDebtSecurities`	$1.93B	USD	Point-in-time
Available-for-sale investments	`AvailableForSaleSecuritiesDebtSecurities`	$1.93B	USD	Point-in-time
Preferred stock, shares authorized (in shares)	`PreferredStockSharesAuthorized`	20.00M	shares	Point-in-time
Preferred stock, shares authorized (in shares)	`PreferredStockSharesAuthorized`	20.00M	shares	Point-in-time
Other investments	`OtherInvestments`	$91.57M	USD	Point-in-time
Other investments	`OtherInvestments`	$91.57M	USD	Point-in-time
Preferred stock, shares issued (in shares)	`PreferredStockSharesOutstanding`	2.50M	shares	Point-in-time
Preferred stock, shares issued (in shares)	`PreferredStockSharesOutstanding`	2.50M	shares	Point-in-time
Preferred stock, shares issued (in shares)	`PreferredStockSharesOutstanding`	2.50M	shares	Point-in-time
Preferred stock, shares issued (in shares)	`PreferredStockSharesOutstanding`	2.50M	shares	Point-in-time
Other investments	`OtherInvestments`	$112.38M	USD	Point-in-time
Other investments	`OtherInvestments`	$112.38M	USD	Point-in-time
Preferred stock liquidation preference (in dollars per share)	`PreferredStockLiquidationPreference`	$100.00	USD	Point-in-time
Preferred stock liquidation preference (in dollars per share)	`PreferredStockLiquidationPreference`	$100.00	USD	Point-in-time
Total investments	`Investments`	$2.10B	USD	Point-in-time
Total investments	`Investments`	$2.10B	USD	Point-in-time
Preferred stock liquidation preference (in dollars per share)	`PreferredStockLiquidationPreference`	$100.00	USD	Point-in-time
Preferred stock liquidation preference (in dollars per share)	`PreferredStockLiquidationPreference`	$100.00	USD	Point-in-time
Total investments	`Investments`	$2.56B	USD	Point-in-time
Total investments	`Investments`	$2.56B	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.20	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.20	USD	Point-in-time
Loans held for investment (net of allowance for losses of $1,435,920 and $1,339,772, respectively)	`FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss`	$20.31B	USD	Point-in-time
Loans held for investment (net of allowance for losses of $1,435,920 and $1,339,772, respectively)	`FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss`	$20.31B	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.20	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.20	USD	Point-in-time
Loans held for investment (net of allowance for losses of $1,435,920 and $1,339,772, respectively)	`FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss`	$20.90B	USD	Point-in-time
Loans held for investment (net of allowance for losses of $1,435,920 and $1,339,772, respectively)	`FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss`	$20.90B	USD	Point-in-time
Restricted cash	`RestrictedCashAndInvestments`	$149.67M	USD	Point-in-time
Restricted cash	`RestrictedCashAndInvestments`	$149.67M	USD	Point-in-time
Restricted cash	`RestrictedCashAndInvestments`	$156.72M	USD	Point-in-time
Restricted cash	`RestrictedCashAndInvestments`	$156.72M	USD	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	1.12B	shares	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	1.12B	shares	Point-in-time
Restricted cash	`RestrictedCashAndInvestments`	$173.89M	USD	Point-in-time
Restricted cash	`RestrictedCashAndInvestments`	$173.89M	USD	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	1.12B	shares	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	1.12B	shares	Point-in-time
Other interest-earning assets	`OtherInterestEarningAssets`	$9.23M	USD	Point-in-time
Other interest-earning assets	`OtherInterestEarningAssets`	$9.23M	USD	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	440.60M	shares	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	440.60M	shares	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	438.20M	shares	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	438.20M	shares	Point-in-time
Other interest-earning assets	`OtherInterestEarningAssets`	$4.88M	USD	Point-in-time
Other interest-earning assets	`OtherInterestEarningAssets`	$4.88M	USD	Point-in-time
Accrued interest receivable	`InterestReceivable`	$1.55B	USD	Point-in-time
Accrued interest receivable	`InterestReceivable`	$1.55B	USD	Point-in-time
Tax benefit on accumulated other comprehensive loss	`AociTaxAttributableToParent`	$-24.18M	USD	Point-in-time
Tax benefit on accumulated other comprehensive loss	`AociTaxAttributableToParent`	$-24.18M	USD	Point-in-time
Tax benefit on accumulated other comprehensive loss	`AociTaxAttributableToParent`	$-21.21M	USD	Point-in-time
Tax benefit on accumulated other comprehensive loss	`AociTaxAttributableToParent`	$-21.21M	USD	Point-in-time
Accrued interest receivable	`InterestReceivable`	$1.38B	USD	Point-in-time
Accrued interest receivable	`InterestReceivable`	$1.38B	USD	Point-in-time
Premises and equipment, net	`PropertyPlantAndEquipmentNet`	$129.50M	USD	Point-in-time
Premises and equipment, net	`PropertyPlantAndEquipmentNet`	$129.50M	USD	Point-in-time
Common stock held in treasury (in shares)	`TreasuryStockCommonShares`	230.20M	shares	Point-in-time
Common stock held in treasury (in shares)	`TreasuryStockCommonShares`	230.20M	shares	Point-in-time
Premises and equipment, net	`PropertyPlantAndEquipmentNet`	$119.35M	USD	Point-in-time
Premises and equipment, net	`PropertyPlantAndEquipmentNet`	$119.35M	USD	Point-in-time
Common stock held in treasury (in shares)	`TreasuryStockCommonShares`	217.90M	shares	Point-in-time
Common stock held in treasury (in shares)	`TreasuryStockCommonShares`	217.90M	shares	Point-in-time
Goodwill and acquired intangible assets, net	`IntangibleAssetsNetIncludingGoodwill`	$63.53M	USD	Point-in-time
Goodwill and acquired intangible assets, net	`IntangibleAssetsNetIncludingGoodwill`	$63.53M	USD	Point-in-time
Goodwill and acquired intangible assets, net	`IntangibleAssetsNetIncludingGoodwill`	$68.71M	USD	Point-in-time
Goodwill and acquired intangible assets, net	`IntangibleAssetsNetIncludingGoodwill`	$68.71M	USD	Point-in-time
Income taxes receivable, net	`IncomeTaxReceivable`	$425.62M	USD	Point-in-time
Income taxes receivable, net	`IncomeTaxReceivable`	$425.62M	USD	Point-in-time
Income taxes receivable, net	`IncomeTaxReceivable`	$366.25M	USD	Point-in-time
Income taxes receivable, net	`IncomeTaxReceivable`	$366.25M	USD	Point-in-time
Other assets	`OtherAssets`	$36.85M	USD	Point-in-time
Other assets	`OtherAssets`	$36.85M	USD	Point-in-time
Other assets	`OtherAssets`	$52.34M	USD	Point-in-time
Other assets	`OtherAssets`	$52.34M	USD	Point-in-time
Total assets	`Assets`	$29.17B	USD	Point-in-time
Total assets	`Assets`	$29.17B	USD	Point-in-time
Total assets	`Assets`	$30.07B	USD	Point-in-time
Total assets	`Assets`	$30.07B	USD	Point-in-time
Deposits	`Deposits`	$21.07B	USD	Point-in-time
Deposits	`Deposits`	$21.07B	USD	Point-in-time
Deposits	`Deposits`	$21.65B	USD	Point-in-time
Deposits	`Deposits`	$21.65B	USD	Point-in-time
Long-term borrowings	`LongTermDebt`	$6.44B	USD	Point-in-time
Long-term borrowings	`LongTermDebt`	$6.44B	USD	Point-in-time
Long-term borrowings	`LongTermDebt`	$5.23B	USD	Point-in-time
Long-term borrowings	`LongTermDebt`	$5.23B	USD	Point-in-time
Other liabilities	`OtherLiabilities`	$407.97M	USD	Point-in-time
Other liabilities	`OtherLiabilities`	$407.97M	USD	Point-in-time
Other liabilities	`OtherLiabilities`	$403.28M	USD	Point-in-time
Other liabilities	`OtherLiabilities`	$403.28M	USD	Point-in-time
Total liabilities	`Liabilities`	$27.91B	USD	Point-in-time
Total liabilities	`Liabilities`	$27.91B	USD	Point-in-time
Total liabilities	`Liabilities`	$27.29B	USD	Point-in-time
Total liabilities	`Liabilities`	$27.29B	USD	Point-in-time
Commitments and contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Series B: 2.5 million and 2.5 million shares issued, respectively, at stated value of $100 per share	`PreferredStockValueOutstanding`	$251.07M	USD	Point-in-time
Series B: 2.5 million and 2.5 million shares issued, respectively, at stated value of $100 per share	`PreferredStockValueOutstanding`	$251.07M	USD	Point-in-time
Series B: 2.5 million and 2.5 million shares issued, respectively, at stated value of $100 per share	`PreferredStockValueOutstanding`	$251.07M	USD	Point-in-time
Series B: 2.5 million and 2.5 million shares issued, respectively, at stated value of $100 per share	`PreferredStockValueOutstanding`	$251.07M	USD	Point-in-time
Common stock, par value $0.20 per share, 1.125 billion shares authorized: 440.6 million and 438.2 million shares issued, respectively	`CommonStockValue`	$87.65M	USD	Point-in-time
Common stock, par value $0.20 per share, 1.125 billion shares authorized: 440.6 million and 438.2 million shares issued, respectively	`CommonStockValue`	$87.65M	USD	Point-in-time
Common stock, par value $0.20 per share, 1.125 billion shares authorized: 440.6 million and 438.2 million shares issued, respectively	`CommonStockValue`	$88.12M	USD	Point-in-time
Common stock, par value $0.20 per share, 1.125 billion shares authorized: 440.6 million and 438.2 million shares issued, respectively	`CommonStockValue`	$88.12M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$1.19B	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$1.19B	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$1.15B	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$1.15B	USD	Point-in-time
Accumulated other comprehensive loss (net of tax benefit of $(21,209) and $(24,176), respectively)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-65.86M	USD	Point-in-time
Accumulated other comprehensive loss (net of tax benefit of $(21,209) and $(24,176), respectively)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-65.86M	USD	Point-in-time
Accumulated other comprehensive loss (net of tax benefit of $(21,209) and $(24,176), respectively)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-75.10M	USD	Point-in-time
Accumulated other comprehensive loss (net of tax benefit of $(21,209) and $(24,176), respectively)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-75.10M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$3.62B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$3.62B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$4.11B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$4.11B	USD	Point-in-time
Total SLM Corporation stockholders equity before treasury stock	`StockholdersEquityAttributabletoParentExcludingTreasuryStock`	$5.04B	USD	Point-in-time
Total SLM Corporation stockholders equity before treasury stock	`StockholdersEquityAttributabletoParentExcludingTreasuryStock`	$5.04B	USD	Point-in-time
Total SLM Corporation stockholders equity before treasury stock	`StockholdersEquityAttributabletoParentExcludingTreasuryStock`	$5.58B	USD	Point-in-time
Total SLM Corporation stockholders equity before treasury stock	`StockholdersEquityAttributabletoParentExcludingTreasuryStock`	$5.58B	USD	Point-in-time
Less: Common stock held in treasury at cost: 230.2 million and 217.9 million shares, respectively	`TreasuryStockCommonValue`	$3.16B	USD	Point-in-time
Less: Common stock held in treasury at cost: 230.2 million and 217.9 million shares, respectively	`TreasuryStockCommonValue`	$3.16B	USD	Point-in-time
Less: Common stock held in treasury at cost: 230.2 million and 217.9 million shares, respectively	`TreasuryStockCommonValue`	$3.42B	USD	Point-in-time
Less: Common stock held in treasury at cost: 230.2 million and 217.9 million shares, respectively	`TreasuryStockCommonValue`	$3.42B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.73B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.73B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.15B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.15B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.16B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.16B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.88B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.88B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$29.17B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$29.17B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$30.07B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$30.07B	USD	Point-in-time

Income Statement 192 line items

Line Item	Tag	Value	Unit	Period
Loans	`InterestAndFeeIncomeLoansAndLeases`	$2.33B	USD	Annual
Loans	`InterestAndFeeIncomeLoansAndLeases`	$2.33B	USD	Annual
Loans	`InterestAndFeeIncomeLoansAndLeases`	$2.31B	USD	Annual
Loans	`InterestAndFeeIncomeLoansAndLeases`	$2.31B	USD	Annual
Loans	`InterestAndFeeIncomeLoansAndLeases`	$1.91B	USD	Annual
Loans	`InterestAndFeeIncomeLoansAndLeases`	$1.91B	USD	Annual
Investments	`InterestIncomeDebtSecuritiesAvailableForSaleOperating`	$61.41M	USD	Annual
Investments	`InterestIncomeDebtSecuritiesAvailableForSaleOperating`	$61.41M	USD	Annual
Investments	`InterestIncomeDebtSecuritiesAvailableForSaleOperating`	$50.81M	USD	Annual
Investments	`InterestIncomeDebtSecuritiesAvailableForSaleOperating`	$50.81M	USD	Annual
Investments	`InterestIncomeDebtSecuritiesAvailableForSaleOperating`	$35.30M	USD	Annual
Investments	`InterestIncomeDebtSecuritiesAvailableForSaleOperating`	$35.30M	USD	Annual
Cash and cash equivalents	`CashAndInvestmentsInterestIncomeLoss`	$243.22M	USD	Annual
Cash and cash equivalents	`CashAndInvestmentsInterestIncomeLoss`	$243.22M	USD	Annual
Cash and cash equivalents	`CashAndInvestmentsInterestIncomeLoss`	$213.75M	USD	Annual
Cash and cash equivalents	`CashAndInvestmentsInterestIncomeLoss`	$213.75M	USD	Annual
Cash and cash equivalents	`CashAndInvestmentsInterestIncomeLoss`	$81.72M	USD	Annual
Cash and cash equivalents	`CashAndInvestmentsInterestIncomeLoss`	$81.72M	USD	Annual
Total interest income	`InterestAndDividendIncomeOperating`	$2.62B	USD	Annual
Total interest income	`InterestAndDividendIncomeOperating`	$2.62B	USD	Annual
Total interest income	`InterestAndDividendIncomeOperating`	$2.03B	USD	Annual
Total interest income	`InterestAndDividendIncomeOperating`	$2.03B	USD	Annual
Total interest income	`InterestAndDividendIncomeOperating`	$2.59B	USD	Annual
Total interest income	`InterestAndDividendIncomeOperating`	$2.59B	USD	Annual
Deposits	`InterestExpenseDeposits`	$881.46M	USD	Annual
Deposits	`InterestExpenseDeposits`	$881.46M	USD	Annual
Deposits	`InterestExpenseDeposits`	$368.91M	USD	Annual
Deposits	`InterestExpenseDeposits`	$368.91M	USD	Annual
Deposits	`InterestExpenseDeposits`	$808.07M	USD	Annual
Deposits	`InterestExpenseDeposits`	$808.07M	USD	Annual
Interest expense on short-term borrowings	`InterestExpenseShortTermBorrowings`	$13.50M	USD	Annual
Interest expense on short-term borrowings	`InterestExpenseShortTermBorrowings`	$13.50M	USD	Annual
Interest expense on short-term borrowings	`InterestExpenseShortTermBorrowings`	$11.96M	USD	Annual
Interest expense on short-term borrowings	`InterestExpenseShortTermBorrowings`	$11.96M	USD	Annual
Interest expense on short-term borrowings	`InterestExpenseShortTermBorrowings`	$13.81M	USD	Annual
Interest expense on short-term borrowings	`InterestExpenseShortTermBorrowings`	$13.81M	USD	Annual
Interest expense on long-term borrowings	`InterestExpenseLongTermDebt`	$242.99M	USD	Annual
Interest expense on long-term borrowings	`InterestExpenseLongTermDebt`	$242.99M	USD	Annual
Interest expense on long-term borrowings	`InterestExpenseLongTermDebt`	$208.52M	USD	Annual
Interest expense on long-term borrowings	`InterestExpenseLongTermDebt`	$208.52M	USD	Annual
Interest expense on long-term borrowings	`InterestExpenseLongTermDebt`	$161.93M	USD	Annual
Interest expense on long-term borrowings	`InterestExpenseLongTermDebt`	$161.93M	USD	Annual
Total interest expense	`InterestExpenseOperating`	$542.80M	USD	Annual
Total interest expense	`InterestExpenseOperating`	$542.80M	USD	Annual
Total interest expense	`InterestExpenseOperating`	$1.03B	USD	Annual
Total interest expense	`InterestExpenseOperating`	$1.03B	USD	Annual
Total interest expense	`InterestExpenseOperating`	$1.14B	USD	Annual
Total interest expense	`InterestExpenseOperating`	$1.14B	USD	Annual
Net interest income	`InterestIncomeExpenseNet`	$1.49B	USD	Annual
Net interest income	`InterestIncomeExpenseNet`	$1.49B	USD	Annual
Net interest income	`InterestIncomeExpenseNet`	$1.56B	USD	Annual
Net interest income	`InterestIncomeExpenseNet`	$1.56B	USD	Annual
Net interest income	`InterestIncomeExpenseNet`	$1.48B	USD	Annual
Net interest income	`InterestIncomeExpenseNet`	$1.48B	USD	Annual
Less: provisions for credit losses	`FinancingReceivableAndOffBalanceSheetExcludingAccruedInterestCreditLossExpenseReversal`	$408.51M	USD	Annual
Less: provisions for credit losses	`FinancingReceivableAndOffBalanceSheetExcludingAccruedInterestCreditLossExpenseReversal`	$408.51M	USD	Annual
Less: provisions for credit losses	`FinancingReceivableAndOffBalanceSheetExcludingAccruedInterestCreditLossExpenseReversal`	$633.45M	USD	Annual
Less: provisions for credit losses	`FinancingReceivableAndOffBalanceSheetExcludingAccruedInterestCreditLossExpenseReversal`	$633.45M	USD	Annual
Less: provisions for credit losses	`FinancingReceivableAndOffBalanceSheetExcludingAccruedInterestCreditLossExpenseReversal`	$345.46M	USD	Annual
Less: provisions for credit losses	`FinancingReceivableAndOffBalanceSheetExcludingAccruedInterestCreditLossExpenseReversal`	$345.46M	USD	Annual
Net interest income after provisions for credit losses	`InterestIncomeExpenseAfterProvisionForLoanLoss`	$855.33M	USD	Annual
Net interest income after provisions for credit losses	`InterestIncomeExpenseAfterProvisionForLoanLoss`	$855.33M	USD	Annual
Net interest income after provisions for credit losses	`InterestIncomeExpenseAfterProvisionForLoanLoss`	$1.07B	USD	Annual
Net interest income after provisions for credit losses	`InterestIncomeExpenseAfterProvisionForLoanLoss`	$1.07B	USD	Annual
Net interest income after provisions for credit losses	`InterestIncomeExpenseAfterProvisionForLoanLoss`	$1.22B	USD	Annual
Net interest income after provisions for credit losses	`InterestIncomeExpenseAfterProvisionForLoanLoss`	$1.22B	USD	Annual
Gains on sales of loans, net	`GainLossOnSalesOfLoansNet`	$254.93M	USD	Annual
Gains on sales of loans, net	`GainLossOnSalesOfLoansNet`	$254.93M	USD	Annual
Gains on sales of loans, net	`GainLossOnSalesOfLoansNet`	$327.75M	USD	Annual
Gains on sales of loans, net	`GainLossOnSalesOfLoansNet`	$327.75M	USD	Annual
Gains on sales of loans, net	`GainLossOnSalesOfLoansNet`	$160.29M	USD	Annual
Gains on sales of loans, net	`GainLossOnSalesOfLoansNet`	$160.29M	USD	Annual
Gains (losses) on securities, net	`GainLossOnSalesOfMortgageBackedSecuritiesMBS`	$467.00K	USD	Annual
Gains (losses) on securities, net	`GainLossOnSalesOfMortgageBackedSecuritiesMBS`	$467.00K	USD	Annual
Gains (losses) on securities, net	`GainLossOnSalesOfMortgageBackedSecuritiesMBS`	$-60.27M	USD	Annual
Gains (losses) on securities, net	`GainLossOnSalesOfMortgageBackedSecuritiesMBS`	$-60.27M	USD	Annual
Gains (losses) on securities, net	`GainLossOnSalesOfMortgageBackedSecuritiesMBS`	$2.68M	USD	Annual
Gains (losses) on securities, net	`GainLossOnSalesOfMortgageBackedSecuritiesMBS`	$2.68M	USD	Annual
Losses on derivatives and hedging activities, net	`GainLossOnDerivativeInstrumentsNetPretax`	$-5.00K	USD	Annual
Losses on derivatives and hedging activities, net	`GainLossOnDerivativeInstrumentsNetPretax`	$-5.00K	USD	Annual
Losses on derivatives and hedging activities, net	`GainLossOnDerivativeInstrumentsNetPretax`	-	USD	Annual
Losses on derivatives and hedging activities, net	`GainLossOnDerivativeInstrumentsNetPretax`	-	USD	Annual
Losses on derivatives and hedging activities, net	`GainLossOnDerivativeInstrumentsNetPretax`	-	USD	Annual
Losses on derivatives and hedging activities, net	`GainLossOnDerivativeInstrumentsNetPretax`	-	USD	Annual
Other income	`NoninterestIncomeOtherOperatingIncome`	$112.87M	USD	Annual
Other income	`NoninterestIncomeOtherOperatingIncome`	$112.87M	USD	Annual
Other income	`NoninterestIncomeOtherOperatingIncome`	$67.16M	USD	Annual
Other income	`NoninterestIncomeOtherOperatingIncome`	$67.16M	USD	Annual
Other income	`NoninterestIncomeOtherOperatingIncome`	$84.15M	USD	Annual
Other income	`NoninterestIncomeOtherOperatingIncome`	$84.15M	USD	Annual
Total non-interest income	`NoninterestIncome`	$247.12M	USD	Annual
Total non-interest income	`NoninterestIncome`	$247.12M	USD	Annual
Total non-interest income	`NoninterestIncome`	$334.64M	USD	Annual
Total non-interest income	`NoninterestIncome`	$334.64M	USD	Annual
Total non-interest income	`NoninterestIncome`	$368.27M	USD	Annual
Total non-interest income	`NoninterestIncome`	$368.27M	USD	Annual
Compensation and benefits	`LaborAndRelatedExpense`	$326.55M	USD	Annual
Compensation and benefits	`LaborAndRelatedExpense`	$326.55M	USD	Annual
Compensation and benefits	`LaborAndRelatedExpense`	$349.39M	USD	Annual
Compensation and benefits	`LaborAndRelatedExpense`	$349.39M	USD	Annual
Compensation and benefits	`LaborAndRelatedExpense`	$270.35M	USD	Annual
Compensation and benefits	`LaborAndRelatedExpense`	$270.35M	USD	Annual
FDIC assessment fees	`FederalDepositInsuranceCorporationPremiumExpense`	$45.77M	USD	Annual
FDIC assessment fees	`FederalDepositInsuranceCorporationPremiumExpense`	$45.77M	USD	Annual
FDIC assessment fees	`FederalDepositInsuranceCorporationPremiumExpense`	$51.61M	USD	Annual
FDIC assessment fees	`FederalDepositInsuranceCorporationPremiumExpense`	$51.61M	USD	Annual
FDIC assessment fees	`FederalDepositInsuranceCorporationPremiumExpense`	$20.94M	USD	Annual
FDIC assessment fees	`FederalDepositInsuranceCorporationPremiumExpense`	$20.94M	USD	Annual
Other operating expenses	`OtherNoninterestExpense`	$235.58M	USD	Annual
Other operating expenses	`OtherNoninterestExpense`	$235.58M	USD	Annual
Other operating expenses	`OtherNoninterestExpense`	$246.89M	USD	Annual
Other operating expenses	`OtherNoninterestExpense`	$246.89M	USD	Annual
Other operating expenses	`OtherNoninterestExpense`	$260.17M	USD	Annual
Other operating expenses	`OtherNoninterestExpense`	$260.17M	USD	Annual
Total operating expenses	`OperatingExpensesExcludingAmortizationOfIntangibleAssets`	$636.57M	USD	Annual
Total operating expenses	`OperatingExpensesExcludingAmortizationOfIntangibleAssets`	$636.57M	USD	Annual
Total operating expenses	`OperatingExpensesExcludingAmortizationOfIntangibleAssets`	$619.21M	USD	Annual
Total operating expenses	`OperatingExpensesExcludingAmortizationOfIntangibleAssets`	$619.21M	USD	Annual
Total operating expenses	`OperatingExpensesExcludingAmortizationOfIntangibleAssets`	$551.46M	USD	Annual
Total operating expenses	`OperatingExpensesExcludingAmortizationOfIntangibleAssets`	$551.46M	USD	Annual
Acquired intangible assets impairment and amortization expense	`AmortizationOfAcquiredIntangibleAssetsIncludingImpairmentOfIntangibleAssets`	$66.36M	USD	Annual
Acquired intangible assets impairment and amortization expense	`AmortizationOfAcquiredIntangibleAssetsIncludingImpairmentOfIntangibleAssets`	$66.36M	USD	Annual
Acquired intangible assets impairment and amortization expense	`AmortizationOfAcquiredIntangibleAssetsIncludingImpairmentOfIntangibleAssets`	$7.78M	USD	Annual
Acquired intangible assets impairment and amortization expense	`AmortizationOfAcquiredIntangibleAssetsIncludingImpairmentOfIntangibleAssets`	$7.78M	USD	Annual
Acquired intangible assets impairment and amortization expense	`AmortizationOfAcquiredIntangibleAssetsIncludingImpairmentOfIntangibleAssets`	$5.33M	USD	Annual
Acquired intangible assets impairment and amortization expense	`AmortizationOfAcquiredIntangibleAssetsIncludingImpairmentOfIntangibleAssets`	$5.33M	USD	Annual
Total non-interest expenses	`NoninterestExpense`	$641.90M	USD	Annual
Total non-interest expenses	`NoninterestExpense`	$641.90M	USD	Annual
Total non-interest expenses	`NoninterestExpense`	$685.57M	USD	Annual
Total non-interest expenses	`NoninterestExpense`	$685.57M	USD	Annual
Total non-interest expenses	`NoninterestExpense`	$559.24M	USD	Annual
Total non-interest expenses	`NoninterestExpense`	$559.24M	USD	Annual
Income before income tax expense	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$778.30M	USD	Annual
Income before income tax expense	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$778.30M	USD	Annual
Income before income tax expense	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$798.64M	USD	Annual
Income before income tax expense	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$798.64M	USD	Annual
Income before income tax expense	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$630.73M	USD	Annual
Income before income tax expense	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$630.73M	USD	Annual
Income tax expense	`IncomeTaxExpenseBenefit`	$190.31M	USD	Annual
Income tax expense	`IncomeTaxExpenseBenefit`	$190.31M	USD	Annual
Income tax expense	`IncomeTaxExpenseBenefit`	$161.71M	USD	Annual
Income tax expense	`IncomeTaxExpenseBenefit`	$161.71M	USD	Annual
Income tax expense	`IncomeTaxExpenseBenefit`	$196.91M	USD	Annual
Income tax expense	`IncomeTaxExpenseBenefit`	$196.91M	USD	Annual
Net income	`ProfitLoss`	$608.33M	USD	Annual
Net income	`ProfitLoss`	$608.33M	USD	Annual
Net income	`ProfitLoss`	$581.39M	USD	Annual
Net income	`ProfitLoss`	$581.39M	USD	Annual
Net income	`ProfitLoss`	$469.01M	USD	Annual
Net income	`ProfitLoss`	$469.01M	USD	Annual
Preferred stock dividends	`PreferredStockDividendsIncomeStatementImpact`	$17.70M	USD	Annual
Preferred stock dividends	`PreferredStockDividendsIncomeStatementImpact`	$17.70M	USD	Annual
Preferred stock dividends	`PreferredStockDividendsIncomeStatementImpact`	$18.30M	USD	Annual
Preferred stock dividends	`PreferredStockDividendsIncomeStatementImpact`	$18.30M	USD	Annual
Preferred stock dividends	`PreferredStockDividendsIncomeStatementImpact`	$9.03M	USD	Annual
Preferred stock dividends	`PreferredStockDividendsIncomeStatementImpact`	$9.03M	USD	Annual
Net income attributable to SLM Corporation common stock	`NetIncomeLossAvailableToCommonStockholdersBasic`	$563.69M	USD	Annual
Net income attributable to SLM Corporation common stock	`NetIncomeLossAvailableToCommonStockholdersBasic`	$563.69M	USD	Annual
Net income attributable to SLM Corporation common stock	`NetIncomeLossAvailableToCommonStockholdersBasic`	$459.99M	USD	Annual
Net income attributable to SLM Corporation common stock	`NetIncomeLossAvailableToCommonStockholdersBasic`	$459.99M	USD	Annual
Net income attributable to SLM Corporation common stock	`NetIncomeLossAvailableToCommonStockholdersBasic`	$590.03M	USD	Annual
Net income attributable to SLM Corporation common stock	`NetIncomeLossAvailableToCommonStockholdersBasic`	$590.03M	USD	Annual
Basic earnings per common share (in usd per share)	`EarningsPerShareBasic`	$2.44	USD	Annual
Basic earnings per common share (in usd per share)	`EarningsPerShareBasic`	$2.44	USD	Annual
Basic earnings per common share (in usd per share)	`EarningsPerShareBasic`	$2.73	USD	Annual
Basic earnings per common share (in usd per share)	`EarningsPerShareBasic`	$2.73	USD	Annual
Basic earnings per common share (in usd per share)	`EarningsPerShareBasic`	$1.78	USD	Annual
Basic earnings per common share (in usd per share)	`EarningsPerShareBasic`	$1.78	USD	Annual
Average common shares outstanding (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	216.22M	shares	Annual
Average common shares outstanding (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	216.22M	shares	Annual
Average common shares outstanding (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	258.44M	shares	Annual
Average common shares outstanding (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	258.44M	shares	Annual
Average common shares outstanding (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	231.41M	shares	Annual
Average common shares outstanding (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	231.41M	shares	Annual
Diluted earnings per common share (in usd per share)	`EarningsPerShareDiluted`	$2.68	USD	Annual
Diluted earnings per common share (in usd per share)	`EarningsPerShareDiluted`	$2.68	USD	Annual
Diluted earnings per common share (in usd per share)	`EarningsPerShareDiluted`	$2.41	USD	Annual
Diluted earnings per common share (in usd per share)	`EarningsPerShareDiluted`	$2.41	USD	Annual
Diluted earnings per common share (in usd per share)	`EarningsPerShareDiluted`	$1.76	USD	Annual
Diluted earnings per common share (in usd per share)	`EarningsPerShareDiluted`	$1.76	USD	Annual
Average common and common equivalent shares outstanding (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	261.50M	shares	Annual
Average common and common equivalent shares outstanding (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	261.50M	shares	Annual
Average common and common equivalent shares outstanding (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	234.06M	shares	Annual
Average common and common equivalent shares outstanding (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	234.06M	shares	Annual
Average common and common equivalent shares outstanding (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	219.93M	shares	Annual
Average common and common equivalent shares outstanding (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	219.93M	shares	Annual
Declared dividends per common share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.46	USD	Annual
Declared dividends per common share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.46	USD	Annual
Declared dividends per common share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.44	USD	Annual
Declared dividends per common share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.44	USD	Annual
Declared dividends per common share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.44	USD	Annual
Declared dividends per common share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.44	USD	Annual

Cash Flow Statement 342 line items

Line Item	Tag	Value	Unit	Period
Net income	`ProfitLoss`	$608.33M	USD	Annual
Net income	`ProfitLoss`	$608.33M	USD	Annual
Net income	`ProfitLoss`	$581.39M	USD	Annual
Net income	`ProfitLoss`	$581.39M	USD	Annual
Net income	`ProfitLoss`	$469.01M	USD	Annual
Net income	`ProfitLoss`	$469.01M	USD	Annual
Provisions for credit losses	`FinancingReceivableAndOffBalanceSheetExcludingAccruedInterestCreditLossExpenseReversal`	$408.51M	USD	Annual
Provisions for credit losses	`FinancingReceivableAndOffBalanceSheetExcludingAccruedInterestCreditLossExpenseReversal`	$408.51M	USD	Annual
Provisions for credit losses	`FinancingReceivableAndOffBalanceSheetExcludingAccruedInterestCreditLossExpenseReversal`	$633.45M	USD	Annual
Provisions for credit losses	`FinancingReceivableAndOffBalanceSheetExcludingAccruedInterestCreditLossExpenseReversal`	$633.45M	USD	Annual
Provisions for credit losses	`FinancingReceivableAndOffBalanceSheetExcludingAccruedInterestCreditLossExpenseReversal`	$345.46M	USD	Annual
Provisions for credit losses	`FinancingReceivableAndOffBalanceSheetExcludingAccruedInterestCreditLossExpenseReversal`	$345.46M	USD	Annual
Deferred tax provision (benefit)	`DeferredIncomeTaxExpenseBenefit`	$-23.22M	USD	Annual
Deferred tax provision (benefit)	`DeferredIncomeTaxExpenseBenefit`	$-23.22M	USD	Annual
Deferred tax provision (benefit)	`DeferredIncomeTaxExpenseBenefit`	$-34.33M	USD	Annual
Deferred tax provision (benefit)	`DeferredIncomeTaxExpenseBenefit`	$-34.33M	USD	Annual
Deferred tax provision (benefit)	`DeferredIncomeTaxExpenseBenefit`	$-93.67M	USD	Annual
Deferred tax provision (benefit)	`DeferredIncomeTaxExpenseBenefit`	$-93.67M	USD	Annual
Amortization of brokered deposit placement fee	`AmortizationofBrokeredDepositPlacement`	$12.90M	USD	Annual
Amortization of brokered deposit placement fee	`AmortizationofBrokeredDepositPlacement`	$12.90M	USD	Annual
Amortization of brokered deposit placement fee	`AmortizationofBrokeredDepositPlacement`	$11.68M	USD	Annual
Amortization of brokered deposit placement fee	`AmortizationofBrokeredDepositPlacement`	$11.68M	USD	Annual
Amortization of brokered deposit placement fee	`AmortizationofBrokeredDepositPlacement`	$10.53M	USD	Annual
Amortization of brokered deposit placement fee	`AmortizationofBrokeredDepositPlacement`	$10.53M	USD	Annual
Amortization of Secured Borrowing Facility upfront fee	`AmortizationOfABCPUpfrontLoanFees`	$2.87M	USD	Annual
Amortization of Secured Borrowing Facility upfront fee	`AmortizationOfABCPUpfrontLoanFees`	$2.87M	USD	Annual
Amortization of Secured Borrowing Facility upfront fee	`AmortizationOfABCPUpfrontLoanFees`	$2.63M	USD	Annual
Amortization of Secured Borrowing Facility upfront fee	`AmortizationOfABCPUpfrontLoanFees`	$2.63M	USD	Annual
Amortization of Secured Borrowing Facility upfront fee	`AmortizationOfABCPUpfrontLoanFees`	$2.36M	USD	Annual
Amortization of Secured Borrowing Facility upfront fee	`AmortizationOfABCPUpfrontLoanFees`	$2.36M	USD	Annual
Amortization of deferred loan origination costs and loan premium/(discounts), net	`AmortizationOfDeferredLoanOriginationFeesNet`	$-14.80M	USD	Annual
Amortization of deferred loan origination costs and loan premium/(discounts), net	`AmortizationOfDeferredLoanOriginationFeesNet`	$-14.80M	USD	Annual
Amortization of deferred loan origination costs and loan premium/(discounts), net	`AmortizationOfDeferredLoanOriginationFeesNet`	$-12.58M	USD	Annual
Amortization of deferred loan origination costs and loan premium/(discounts), net	`AmortizationOfDeferredLoanOriginationFeesNet`	$-12.58M	USD	Annual
Amortization of deferred loan origination costs and loan premium/(discounts), net	`AmortizationOfDeferredLoanOriginationFeesNet`	$-12.88M	USD	Annual
Amortization of deferred loan origination costs and loan premium/(discounts), net	`AmortizationOfDeferredLoanOriginationFeesNet`	$-12.88M	USD	Annual
Net amortization of discount on investments	`AccretionAmortizationOfDiscountsAndPremiumsInvestments`	$1.77M	USD	Annual
Net amortization of discount on investments	`AccretionAmortizationOfDiscountsAndPremiumsInvestments`	$1.77M	USD	Annual
Net amortization of discount on investments	`AccretionAmortizationOfDiscountsAndPremiumsInvestments`	$2.73M	USD	Annual
Net amortization of discount on investments	`AccretionAmortizationOfDiscountsAndPremiumsInvestments`	$2.73M	USD	Annual
Net amortization of discount on investments	`AccretionAmortizationOfDiscountsAndPremiumsInvestments`	$-103.00K	USD	Annual
Net amortization of discount on investments	`AccretionAmortizationOfDiscountsAndPremiumsInvestments`	$-103.00K	USD	Annual
Reduction of tax indemnification receivable	`InterestIncomeonTaxIndemnificationReceivable`	$-2.82M	USD	Annual
Reduction of tax indemnification receivable	`InterestIncomeonTaxIndemnificationReceivable`	$-2.82M	USD	Annual
Reduction of tax indemnification receivable	`InterestIncomeonTaxIndemnificationReceivable`	$-5.23M	USD	Annual
Reduction of tax indemnification receivable	`InterestIncomeonTaxIndemnificationReceivable`	$-5.23M	USD	Annual
Reduction of tax indemnification receivable	`InterestIncomeonTaxIndemnificationReceivable`	-	USD	Annual
Reduction of tax indemnification receivable	`InterestIncomeonTaxIndemnificationReceivable`	-	USD	Annual
Depreciation of premises and equipment	`Depreciation`	$17.81M	USD	Annual
Depreciation of premises and equipment	`Depreciation`	$17.81M	USD	Annual
Depreciation of premises and equipment	`Depreciation`	$17.33M	USD	Annual
Depreciation of premises and equipment	`Depreciation`	$17.33M	USD	Annual
Depreciation of premises and equipment	`Depreciation`	$17.65M	USD	Annual
Depreciation of premises and equipment	`Depreciation`	$17.65M	USD	Annual
Acquired intangible assets impairment and amortization expense	`AmortizationOfAcquiredIntangibleAssetsIncludingImpairmentOfIntangibleAssets`	$66.36M	USD	Annual
Acquired intangible assets impairment and amortization expense	`AmortizationOfAcquiredIntangibleAssetsIncludingImpairmentOfIntangibleAssets`	$66.36M	USD	Annual
Acquired intangible assets impairment and amortization expense	`AmortizationOfAcquiredIntangibleAssetsIncludingImpairmentOfIntangibleAssets`	$7.78M	USD	Annual
Acquired intangible assets impairment and amortization expense	`AmortizationOfAcquiredIntangibleAssetsIncludingImpairmentOfIntangibleAssets`	$7.78M	USD	Annual
Acquired intangible assets impairment and amortization expense	`AmortizationOfAcquiredIntangibleAssetsIncludingImpairmentOfIntangibleAssets`	$5.33M	USD	Annual
Acquired intangible assets impairment and amortization expense	`AmortizationOfAcquiredIntangibleAssetsIncludingImpairmentOfIntangibleAssets`	$5.33M	USD	Annual
Stock-based compensation expense	`ShareBasedCompensation`	$34.46M	USD	Annual
Stock-based compensation expense	`ShareBasedCompensation`	$34.46M	USD	Annual
Stock-based compensation expense	`ShareBasedCompensation`	$40.00M	USD	Annual
Stock-based compensation expense	`ShareBasedCompensation`	$40.00M	USD	Annual
Stock-based compensation expense	`ShareBasedCompensation`	$36.38M	USD	Annual
Stock-based compensation expense	`ShareBasedCompensation`	$36.38M	USD	Annual
Unrealized (gains) losses on derivative and hedging activities, net	`UnrealizedGainLossOnDerivatives`	$-269.00K	USD	Annual
Unrealized (gains) losses on derivative and hedging activities, net	`UnrealizedGainLossOnDerivatives`	$-269.00K	USD	Annual
Unrealized (gains) losses on derivative and hedging activities, net	`UnrealizedGainLossOnDerivatives`	$341.00K	USD	Annual
Unrealized (gains) losses on derivative and hedging activities, net	`UnrealizedGainLossOnDerivatives`	$341.00K	USD	Annual
Unrealized (gains) losses on derivative and hedging activities, net	`UnrealizedGainLossOnDerivatives`	$-65.00K	USD	Annual
Unrealized (gains) losses on derivative and hedging activities, net	`UnrealizedGainLossOnDerivatives`	$-65.00K	USD	Annual
Gains on sale of loans, net	`GainLossOnSalesOfLoansNet`	$254.93M	USD	Annual
Gains on sale of loans, net	`GainLossOnSalesOfLoansNet`	$254.93M	USD	Annual
Gains on sale of loans, net	`GainLossOnSalesOfLoansNet`	$327.75M	USD	Annual
Gains on sale of loans, net	`GainLossOnSalesOfLoansNet`	$327.75M	USD	Annual
Gains on sale of loans, net	`GainLossOnSalesOfLoansNet`	$160.29M	USD	Annual
Gains on sale of loans, net	`GainLossOnSalesOfLoansNet`	$160.29M	USD	Annual
(Gains) losses on securities, net	`GainLossOnSalesOfMortgageBackedSecuritiesMBS`	$467.00K	USD	Annual
(Gains) losses on securities, net	`GainLossOnSalesOfMortgageBackedSecuritiesMBS`	$467.00K	USD	Annual
(Gains) losses on securities, net	`GainLossOnSalesOfMortgageBackedSecuritiesMBS`	$-60.27M	USD	Annual
(Gains) losses on securities, net	`GainLossOnSalesOfMortgageBackedSecuritiesMBS`	$-60.27M	USD	Annual
(Gains) losses on securities, net	`GainLossOnSalesOfMortgageBackedSecuritiesMBS`	$2.68M	USD	Annual
(Gains) losses on securities, net	`GainLossOnSalesOfMortgageBackedSecuritiesMBS`	$2.68M	USD	Annual
Acquisition transaction costs, net	`AmortizationOfAcquisitionCosts`	$952.00K	USD	Annual
Acquisition transaction costs, net	`AmortizationOfAcquisitionCosts`	$952.00K	USD	Annual
Acquisition transaction costs, net	`AmortizationOfAcquisitionCosts`	-	USD	Annual
Acquisition transaction costs, net	`AmortizationOfAcquisitionCosts`	-	USD	Annual
Acquisition transaction costs, net	`AmortizationOfAcquisitionCosts`	$2.60M	USD	Annual
Acquisition transaction costs, net	`AmortizationOfAcquisitionCosts`	$2.60M	USD	Annual
Other adjustments to net income, net	`OtherNoncashIncomeExpense`	$-14.21M	USD	Annual
Other adjustments to net income, net	`OtherNoncashIncomeExpense`	$-14.21M	USD	Annual
Other adjustments to net income, net	`OtherNoncashIncomeExpense`	$-16.21M	USD	Annual
Other adjustments to net income, net	`OtherNoncashIncomeExpense`	$-16.21M	USD	Annual
Other adjustments to net income, net	`OtherNoncashIncomeExpense`	$-12.56M	USD	Annual
Other adjustments to net income, net	`OtherNoncashIncomeExpense`	$-12.56M	USD	Annual
Increase in accrued interest receivable	`IncreaseDecreaseInAccruedInterestReceivableNet`	$1.11B	USD	Annual
Increase in accrued interest receivable	`IncreaseDecreaseInAccruedInterestReceivableNet`	$1.11B	USD	Annual
Increase in accrued interest receivable	`IncreaseDecreaseInAccruedInterestReceivableNet`	$819.96M	USD	Annual
Increase in accrued interest receivable	`IncreaseDecreaseInAccruedInterestReceivableNet`	$819.96M	USD	Annual
Increase in accrued interest receivable	`IncreaseDecreaseInAccruedInterestReceivableNet`	$1.05B	USD	Annual
Increase in accrued interest receivable	`IncreaseDecreaseInAccruedInterestReceivableNet`	$1.05B	USD	Annual
Increase in trading investments	`PaymentsToAcquireTradingSecuritiesHeldForSale`	$5.12M	USD	Annual
Increase in trading investments	`PaymentsToAcquireTradingSecuritiesHeldForSale`	$5.12M	USD	Annual
Increase in trading investments	`PaymentsToAcquireTradingSecuritiesHeldForSale`	-	USD	Annual
Increase in trading investments	`PaymentsToAcquireTradingSecuritiesHeldForSale`	-	USD	Annual
Increase in trading investments	`PaymentsToAcquireTradingSecuritiesHeldForSale`	-	USD	Annual
Increase in trading investments	`PaymentsToAcquireTradingSecuritiesHeldForSale`	-	USD	Annual
Increase in non-marketable securities	`IncreaseDecreaseInEquitySecuritiesFvNi`	$2.05M	USD	Annual
Increase in non-marketable securities	`IncreaseDecreaseInEquitySecuritiesFvNi`	$2.05M	USD	Annual
Increase in non-marketable securities	`IncreaseDecreaseInEquitySecuritiesFvNi`	$11.34M	USD	Annual
Increase in non-marketable securities	`IncreaseDecreaseInEquitySecuritiesFvNi`	$11.34M	USD	Annual
Increase in non-marketable securities	`IncreaseDecreaseInEquitySecuritiesFvNi`	$1.26M	USD	Annual
Increase in non-marketable securities	`IncreaseDecreaseInEquitySecuritiesFvNi`	$1.26M	USD	Annual
(Increase) decrease in other interest-earning assets	`PaymentsForProceedsFromOtherInterestEarningAssets`	$1.51M	USD	Annual
(Increase) decrease in other interest-earning assets	`PaymentsForProceedsFromOtherInterestEarningAssets`	$1.51M	USD	Annual
(Increase) decrease in other interest-earning assets	`PaymentsForProceedsFromOtherInterestEarningAssets`	$-4.35M	USD	Annual
(Increase) decrease in other interest-earning assets	`PaymentsForProceedsFromOtherInterestEarningAssets`	$-4.35M	USD	Annual
(Increase) decrease in other interest-earning assets	`PaymentsForProceedsFromOtherInterestEarningAssets`	$-1.93M	USD	Annual
(Increase) decrease in other interest-earning assets	`PaymentsForProceedsFromOtherInterestEarningAssets`	$-1.93M	USD	Annual
Increase in other assets	`IncreaseDecreaseInOtherOperatingAssets`	$38.90M	USD	Annual
Increase in other assets	`IncreaseDecreaseInOtherOperatingAssets`	$38.90M	USD	Annual
Increase in other assets	`IncreaseDecreaseInOtherOperatingAssets`	$23.47M	USD	Annual
Increase in other assets	`IncreaseDecreaseInOtherOperatingAssets`	$23.47M	USD	Annual
Increase in other assets	`IncreaseDecreaseInOtherOperatingAssets`	$6.53M	USD	Annual
Increase in other assets	`IncreaseDecreaseInOtherOperatingAssets`	$6.53M	USD	Annual
Increase (decrease) in income tax payable, net	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$-20.41M	USD	Annual
Increase (decrease) in income tax payable, net	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$-20.41M	USD	Annual
Increase (decrease) in income tax payable, net	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$36.72M	USD	Annual
Increase (decrease) in income tax payable, net	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$36.72M	USD	Annual
Increase (decrease) in income tax payable, net	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$-15.06M	USD	Annual
Increase (decrease) in income tax payable, net	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$-15.06M	USD	Annual
Increase (decrease) in accrued interest payable	`IncreaseDecreaseInInterestPayableNet`	$24.99M	USD	Annual
Increase (decrease) in accrued interest payable	`IncreaseDecreaseInInterestPayableNet`	$24.99M	USD	Annual
Increase (decrease) in accrued interest payable	`IncreaseDecreaseInInterestPayableNet`	$3.42M	USD	Annual
Increase (decrease) in accrued interest payable	`IncreaseDecreaseInInterestPayableNet`	$3.42M	USD	Annual
Increase (decrease) in accrued interest payable	`IncreaseDecreaseInInterestPayableNet`	$33.48M	USD	Annual
Increase (decrease) in accrued interest payable	`IncreaseDecreaseInInterestPayableNet`	$33.48M	USD	Annual
Increase (decrease) in other liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-6.47M	USD	Annual
Increase (decrease) in other liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-6.47M	USD	Annual
Increase (decrease) in other liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-27.81M	USD	Annual
Increase (decrease) in other liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-27.81M	USD	Annual
Increase (decrease) in other liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-15.18M	USD	Annual
Increase (decrease) in other liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-15.18M	USD	Annual
Total adjustments	`AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities`	$-726.03M	USD	Annual
Total adjustments	`AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities`	$-726.03M	USD	Annual
Total adjustments	`AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities`	$-464.02M	USD	Annual
Total adjustments	`AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities`	$-464.02M	USD	Annual
Total adjustments	`AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities`	$-937.72M	USD	Annual
Total adjustments	`AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities`	$-937.72M	USD	Annual
Total net cash (used in) provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$-144.64M	USD	Annual
Total net cash (used in) provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$-144.64M	USD	Annual
Total net cash (used in) provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$-329.39M	USD	Annual
Total net cash (used in) provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$-329.39M	USD	Annual
Total net cash (used in) provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$4.99M	USD	Annual
Total net cash (used in) provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$4.99M	USD	Annual
Loans acquired and originated	`StudentLoansacquiredandoriginated`	$6.08B	USD	Annual
Loans acquired and originated	`StudentLoansacquiredandoriginated`	$6.08B	USD	Annual
Loans acquired and originated	`StudentLoansacquiredandoriginated`	$6.45B	USD	Annual
Loans acquired and originated	`StudentLoansacquiredandoriginated`	$6.45B	USD	Annual
Loans acquired and originated	`StudentLoansacquiredandoriginated`	$7.06B	USD	Annual
Loans acquired and originated	`StudentLoansacquiredandoriginated`	$7.06B	USD	Annual
Net proceeds from sales of loans held for investment and loans held for sale	`NetProceedsFromLoansHeldForInvestmentAndLoansHeldForSale`	$3.20B	USD	Annual
Net proceeds from sales of loans held for investment and loans held for sale	`NetProceedsFromLoansHeldForInvestmentAndLoansHeldForSale`	$3.20B	USD	Annual
Net proceeds from sales of loans held for investment and loans held for sale	`NetProceedsFromLoansHeldForInvestmentAndLoansHeldForSale`	$4.25B	USD	Annual
Net proceeds from sales of loans held for investment and loans held for sale	`NetProceedsFromLoansHeldForInvestmentAndLoansHeldForSale`	$4.25B	USD	Annual
Net proceeds from sales of loans held for investment and loans held for sale	`NetProceedsFromLoansHeldForInvestmentAndLoansHeldForSale`	$3.46B	USD	Annual
Net proceeds from sales of loans held for investment and loans held for sale	`NetProceedsFromLoansHeldForInvestmentAndLoansHeldForSale`	$3.46B	USD	Annual
Proceeds from FFELP Loan claim payments	`ProceedsfromClaimpayments`	$33.20M	USD	Annual
Proceeds from FFELP Loan claim payments	`ProceedsfromClaimpayments`	$33.20M	USD	Annual
Proceeds from FFELP Loan claim payments	`ProceedsfromClaimpayments`	$27.58M	USD	Annual
Proceeds from FFELP Loan claim payments	`ProceedsfromClaimpayments`	$27.58M	USD	Annual
Proceeds from FFELP Loan claim payments	`ProceedsfromClaimpayments`	$50.15M	USD	Annual
Proceeds from FFELP Loan claim payments	`ProceedsfromClaimpayments`	$50.15M	USD	Annual
Net decrease in loans held for investment and loans held for sale (other than loans acquired and originated, and loan sales)	`NetDecreaseInLoansHeldForInvestmentAndLoansHeldForSale`	$-3.05B	USD	Annual
Net decrease in loans held for investment and loans held for sale (other than loans acquired and originated, and loan sales)	`NetDecreaseInLoansHeldForInvestmentAndLoansHeldForSale`	$-3.05B	USD	Annual
Net decrease in loans held for investment and loans held for sale (other than loans acquired and originated, and loan sales)	`NetDecreaseInLoansHeldForInvestmentAndLoansHeldForSale`	$-3.59B	USD	Annual
Net decrease in loans held for investment and loans held for sale (other than loans acquired and originated, and loan sales)	`NetDecreaseInLoansHeldForInvestmentAndLoansHeldForSale`	$-3.59B	USD	Annual
Net decrease in loans held for investment and loans held for sale (other than loans acquired and originated, and loan sales)	`NetDecreaseInLoansHeldForInvestmentAndLoansHeldForSale`	$-2.73B	USD	Annual
Net decrease in loans held for investment and loans held for sale (other than loans acquired and originated, and loan sales)	`NetDecreaseInLoansHeldForInvestmentAndLoansHeldForSale`	$-2.73B	USD	Annual
Purchases of available-for-sale securities	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$753.13M	USD	Annual
Purchases of available-for-sale securities	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$753.13M	USD	Annual
Purchases of available-for-sale securities	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$105.97M	USD	Annual
Purchases of available-for-sale securities	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$105.97M	USD	Annual
Purchases of available-for-sale securities	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$91.88M	USD	Annual
Purchases of available-for-sale securities	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$91.88M	USD	Annual
Proceeds from sales and maturities of available-for-sale securities	`ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities`	$960.01M	USD	Annual
Proceeds from sales and maturities of available-for-sale securities	`ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities`	$960.01M	USD	Annual
Proceeds from sales and maturities of available-for-sale securities	`ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities`	$832.45M	USD	Annual
Proceeds from sales and maturities of available-for-sale securities	`ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities`	$832.45M	USD	Annual
Proceeds from sales and maturities of available-for-sale securities	`ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities`	$265.65M	USD	Annual
Proceeds from sales and maturities of available-for-sale securities	`ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities`	$265.65M	USD	Annual
Purchase of subsidiary, net of cash acquired	`PaymentsToAcquireInterestInSubsidiariesAndAffiliates`	-	USD	Annual
Purchase of subsidiary, net of cash acquired	`PaymentsToAcquireInterestInSubsidiariesAndAffiliates`	-	USD	Annual
Purchase of subsidiary, net of cash acquired	`PaymentsToAcquireInterestInSubsidiariesAndAffiliates`	$14.65M	USD	Annual
Purchase of subsidiary, net of cash acquired	`PaymentsToAcquireInterestInSubsidiariesAndAffiliates`	$14.65M	USD	Annual
Purchase of subsidiary, net of cash acquired	`PaymentsToAcquireInterestInSubsidiariesAndAffiliates`	$127.65M	USD	Annual
Purchase of subsidiary, net of cash acquired	`PaymentsToAcquireInterestInSubsidiariesAndAffiliates`	$127.65M	USD	Annual
Total net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$1.08B	USD	Annual
Total net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$1.08B	USD	Annual
Total net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$675.99M	USD	Annual
Total net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$675.99M	USD	Annual
Total net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-12.46M	USD	Annual
Total net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-12.46M	USD	Annual
Brokered deposit placement fee	`Cashpaidforbrokereddepositplacementfee`	$7.84M	USD	Annual
Brokered deposit placement fee	`Cashpaidforbrokereddepositplacementfee`	$7.84M	USD	Annual
Brokered deposit placement fee	`Cashpaidforbrokereddepositplacementfee`	$11.17M	USD	Annual
Brokered deposit placement fee	`Cashpaidforbrokereddepositplacementfee`	$11.17M	USD	Annual
Brokered deposit placement fee	`Cashpaidforbrokereddepositplacementfee`	$7.97M	USD	Annual
Brokered deposit placement fee	`Cashpaidforbrokereddepositplacementfee`	$7.97M	USD	Annual
Net increase in certificates of deposit	`Netincreasedecreaseinbrokeredcertificatesofdeposit`	$88.44M	USD	Annual
Net increase in certificates of deposit	`Netincreasedecreaseinbrokeredcertificatesofdeposit`	$88.44M	USD	Annual
Net increase in certificates of deposit	`Netincreasedecreaseinbrokeredcertificatesofdeposit`	$130.11M	USD	Annual
Net increase in certificates of deposit	`Netincreasedecreaseinbrokeredcertificatesofdeposit`	$130.11M	USD	Annual
Net increase in certificates of deposit	`Netincreasedecreaseinbrokeredcertificatesofdeposit`	$953.41M	USD	Annual
Net increase in certificates of deposit	`Netincreasedecreaseinbrokeredcertificatesofdeposit`	$953.41M	USD	Annual
Net increase (decrease) in other deposits	`NetincreaseinMMDAdeposits`	$570.15M	USD	Annual
Net increase (decrease) in other deposits	`NetincreaseinMMDAdeposits`	$570.15M	USD	Annual
Net increase (decrease) in other deposits	`NetincreaseinMMDAdeposits`	$-770.49M	USD	Annual
Net increase (decrease) in other deposits	`NetincreaseinMMDAdeposits`	$-770.49M	USD	Annual
Net increase (decrease) in other deposits	`NetincreaseinMMDAdeposits`	$-687.11M	USD	Annual
Net increase (decrease) in other deposits	`NetincreaseinMMDAdeposits`	$-687.11M	USD	Annual
Borrowings collateralized by loans in securitization trusts - issued	`BorrowingsCollateralizedByLoansInTrustIssued`	$2.21B	USD	Annual
Borrowings collateralized by loans in securitization trusts - issued	`BorrowingsCollateralizedByLoansInTrustIssued`	$2.21B	USD	Annual
Borrowings collateralized by loans in securitization trusts - issued	`BorrowingsCollateralizedByLoansInTrustIssued`	$1.14B	USD	Annual
Borrowings collateralized by loans in securitization trusts - issued	`BorrowingsCollateralizedByLoansInTrustIssued`	$1.14B	USD	Annual
Borrowings collateralized by loans in securitization trusts - issued	`BorrowingsCollateralizedByLoansInTrustIssued`	$572.64M	USD	Annual
Borrowings collateralized by loans in securitization trusts - issued	`BorrowingsCollateralizedByLoansInTrustIssued`	$572.64M	USD	Annual
Borrowings collateralized by loans in securitization trusts - repaid	`BorrowingsCollateralizedByLoansInTrustRepaid`	$1.00B	USD	Annual
Borrowings collateralized by loans in securitization trusts - repaid	`BorrowingsCollateralizedByLoansInTrustRepaid`	$1.00B	USD	Annual
Borrowings collateralized by loans in securitization trusts - repaid	`BorrowingsCollateralizedByLoansInTrustRepaid`	$1.28B	USD	Annual
Borrowings collateralized by loans in securitization trusts - repaid	`BorrowingsCollateralizedByLoansInTrustRepaid`	$1.28B	USD	Annual
Borrowings collateralized by loans in securitization trusts - repaid	`BorrowingsCollateralizedByLoansInTrustRepaid`	$1.15B	USD	Annual
Borrowings collateralized by loans in securitization trusts - repaid	`BorrowingsCollateralizedByLoansInTrustRepaid`	$1.15B	USD	Annual
Fees paid on Secured Borrowing Facility	`NetIncreaseDecreaseinUpfrontLoanFees`	$-2.36M	USD	Annual
Fees paid on Secured Borrowing Facility	`NetIncreaseDecreaseinUpfrontLoanFees`	$-2.36M	USD	Annual
Fees paid on Secured Borrowing Facility	`NetIncreaseDecreaseinUpfrontLoanFees`	$-2.83M	USD	Annual
Fees paid on Secured Borrowing Facility	`NetIncreaseDecreaseinUpfrontLoanFees`	$-2.83M	USD	Annual
Fees paid on Secured Borrowing Facility	`NetIncreaseDecreaseinUpfrontLoanFees`	$-2.87M	USD	Annual
Fees paid on Secured Borrowing Facility	`NetIncreaseDecreaseinUpfrontLoanFees`	$-2.87M	USD	Annual
Preferred stock dividends paid	`PaymentsOfDividendsPreferredStockAndPreferenceStock`	$18.30M	USD	Annual
Preferred stock dividends paid	`PaymentsOfDividendsPreferredStockAndPreferenceStock`	$18.30M	USD	Annual
Preferred stock dividends paid	`PaymentsOfDividendsPreferredStockAndPreferenceStock`	$17.70M	USD	Annual
Preferred stock dividends paid	`PaymentsOfDividendsPreferredStockAndPreferenceStock`	$17.70M	USD	Annual
Preferred stock dividends paid	`PaymentsOfDividendsPreferredStockAndPreferenceStock`	$9.03M	USD	Annual
Preferred stock dividends paid	`PaymentsOfDividendsPreferredStockAndPreferenceStock`	$9.03M	USD	Annual
Common stock dividends paid	`PaymentsOfDividendsCommonStock`	$99.17M	USD	Annual
Common stock dividends paid	`PaymentsOfDividendsCommonStock`	$99.17M	USD	Annual
Common stock dividends paid	`PaymentsOfDividendsCommonStock`	$112.96M	USD	Annual
Common stock dividends paid	`PaymentsOfDividendsCommonStock`	$112.96M	USD	Annual
Common stock dividends paid	`PaymentsOfDividendsCommonStock`	$101.23M	USD	Annual
Common stock dividends paid	`PaymentsOfDividendsCommonStock`	$101.23M	USD	Annual
Common stock repurchased	`PaymentsForRepurchaseOfCommonStock`	$713.20M	USD	Annual
Common stock repurchased	`PaymentsForRepurchaseOfCommonStock`	$713.20M	USD	Annual
Common stock repurchased	`PaymentsForRepurchaseOfCommonStock`	$350.26M	USD	Annual
Common stock repurchased	`PaymentsForRepurchaseOfCommonStock`	$350.26M	USD	Annual
Common stock repurchased	`PaymentsForRepurchaseOfCommonStock`	$247.97M	USD	Annual
Common stock repurchased	`PaymentsForRepurchaseOfCommonStock`	$247.97M	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$228.16M	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$228.16M	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-316.23M	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-316.23M	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-854.89M	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-854.89M	USD	Annual
Net increase (decrease) in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$227.49M	USD	Annual
Net increase (decrease) in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$227.49M	USD	Annual
Net increase (decrease) in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$574.75M	USD	Annual
Net increase (decrease) in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$574.75M	USD	Annual
Net increase (decrease) in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-473.33M	USD	Annual
Net increase (decrease) in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-473.33M	USD	Annual
Cash, cash equivalents and restricted cash at beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.77B	USD	Point-in-time
Cash, cash equivalents and restricted cash at beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.77B	USD	Point-in-time
Cash, cash equivalents and restricted cash at beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.30B	USD	Point-in-time
Cash, cash equivalents and restricted cash at beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.30B	USD	Point-in-time
Cash, cash equivalents and restricted cash at beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.87B	USD	Point-in-time
Cash, cash equivalents and restricted cash at beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.87B	USD	Point-in-time
Cash, cash equivalents and restricted cash at beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.55B	USD	Point-in-time
Cash, cash equivalents and restricted cash at beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.55B	USD	Point-in-time
Cash, cash equivalents and restricted cash at end of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.77B	USD	Point-in-time
Cash, cash equivalents and restricted cash at end of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.77B	USD	Point-in-time
Cash, cash equivalents and restricted cash at end of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.30B	USD	Point-in-time
Cash, cash equivalents and restricted cash at end of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.30B	USD	Point-in-time
Cash, cash equivalents and restricted cash at end of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.87B	USD	Point-in-time
Cash, cash equivalents and restricted cash at end of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.87B	USD	Point-in-time
Cash, cash equivalents and restricted cash at end of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.55B	USD	Point-in-time
Cash, cash equivalents and restricted cash at end of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.55B	USD	Point-in-time
Interest	`InterestPaidNet`	$963.26M	USD	Annual
Interest	`InterestPaidNet`	$963.26M	USD	Annual
Interest	`InterestPaidNet`	$1.11B	USD	Annual
Interest	`InterestPaidNet`	$1.11B	USD	Annual
Interest	`InterestPaidNet`	$482.97M	USD	Annual
Interest	`InterestPaidNet`	$482.97M	USD	Annual
Income taxes paid	`IncomeTaxesPaid`	$191.69M	USD	Annual
Income taxes paid	`IncomeTaxesPaid`	$191.69M	USD	Annual
Income taxes paid	`IncomeTaxesPaid`	$243.34M	USD	Annual
Income taxes paid	`IncomeTaxesPaid`	$243.34M	USD	Annual
Income taxes paid	`IncomeTaxesPaid`	$272.94M	USD	Annual
Income taxes paid	`IncomeTaxesPaid`	$272.94M	USD	Annual
Income taxes refunded	`ProceedsFromIncomeTaxRefunds`	$8.20M	USD	Annual
Income taxes refunded	`ProceedsFromIncomeTaxRefunds`	$8.20M	USD	Annual
Income taxes refunded	`ProceedsFromIncomeTaxRefunds`	$1.40M	USD	Annual
Income taxes refunded	`ProceedsFromIncomeTaxRefunds`	$1.40M	USD	Annual
Income taxes refunded	`ProceedsFromIncomeTaxRefunds`	$2.04M	USD	Annual
Income taxes refunded	`ProceedsFromIncomeTaxRefunds`	$2.04M	USD	Annual
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$4.62B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$4.62B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$4.15B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$4.15B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$4.70B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$4.70B	USD	Point-in-time
Restricted cash	`RestrictedCashAndInvestments`	$149.67M	USD	Point-in-time
Restricted cash	`RestrictedCashAndInvestments`	$149.67M	USD	Point-in-time
Restricted cash	`RestrictedCashAndInvestments`	$156.72M	USD	Point-in-time
Restricted cash	`RestrictedCashAndInvestments`	$156.72M	USD	Point-in-time
Restricted cash	`RestrictedCashAndInvestments`	$173.89M	USD	Point-in-time
Restricted cash	`RestrictedCashAndInvestments`	$173.89M	USD	Point-in-time
Total cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.77B	USD	Point-in-time
Total cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.77B	USD	Point-in-time
Total cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.30B	USD	Point-in-time
Total cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.30B	USD	Point-in-time
Total cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.87B	USD	Point-in-time
Total cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.87B	USD	Point-in-time
Total cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.55B	USD	Point-in-time
Total cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.55B	USD	Point-in-time
Accrued interest capitalized during the period	`InterestCostsCapitalized`	$632.50M	USD	Annual
Accrued interest capitalized during the period	`InterestCostsCapitalized`	$632.50M	USD	Annual
Accrued interest capitalized during the period	`InterestCostsCapitalized`	$589.73M	USD	Annual
Accrued interest capitalized during the period	`InterestCostsCapitalized`	$589.73M	USD	Annual
Accrued interest capitalized during the period	`InterestCostsCapitalized`	$632.65M	USD	Annual
Accrued interest capitalized during the period	`InterestCostsCapitalized`	$632.65M	USD	Annual
Trading investments received in consideration for loans sold	`TradingInvestmentReceivedInConsiderationForLoansSold`	$5.33M	USD	Annual
Trading investments received in consideration for loans sold	`TradingInvestmentReceivedInConsiderationForLoansSold`	$5.33M	USD	Annual
Trading investments received in consideration for loans sold	`TradingInvestmentReceivedInConsiderationForLoansSold`	$16.48M	USD	Annual
Trading investments received in consideration for loans sold	`TradingInvestmentReceivedInConsiderationForLoansSold`	$16.48M	USD	Annual
Trading investments received in consideration for loans sold	`TradingInvestmentReceivedInConsiderationForLoansSold`	$5.22M	USD	Annual
Trading investments received in consideration for loans sold	`TradingInvestmentReceivedInConsiderationForLoansSold`	$5.22M	USD	Annual
Available-for-sale investments received in consideration for loans sold	`AvailableForSaleInvestmentsReceivedInConsiderationForLoansSold`	$162.26M	USD	Annual
Available-for-sale investments received in consideration for loans sold	`AvailableForSaleInvestmentsReceivedInConsiderationForLoansSold`	$162.26M	USD	Annual
Available-for-sale investments received in consideration for loans sold	`AvailableForSaleInvestmentsReceivedInConsiderationForLoansSold`	$210.37M	USD	Annual
Available-for-sale investments received in consideration for loans sold	`AvailableForSaleInvestmentsReceivedInConsiderationForLoansSold`	$210.37M	USD	Annual
Available-for-sale investments received in consideration for loans sold	`AvailableForSaleInvestmentsReceivedInConsiderationForLoansSold`	$222.66M	USD	Annual
Available-for-sale investments received in consideration for loans sold	`AvailableForSaleInvestmentsReceivedInConsiderationForLoansSold`	$222.66M	USD	Annual

Stockholders Equity 96 line items

Line Item	Tag	Value	Unit	Period
Common stock dividend (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.46	USD	Annual
Common stock dividend (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.46	USD	Annual
Common stock dividend (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.44	USD	Annual
Common stock dividend (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.44	USD	Annual
Common stock dividend (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.44	USD	Annual
Common stock dividend (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.44	USD	Annual
Beginning balance (in shares)	`TreasuryStockCommonShares`	230.20M	shares	Point-in-time
Beginning balance (in shares)	`TreasuryStockCommonShares`	230.20M	shares	Point-in-time
Beginning balance (in shares)	`TreasuryStockCommonShares`	217.90M	shares	Point-in-time
Beginning balance (in shares)	`TreasuryStockCommonShares`	217.90M	shares	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.73B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.73B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.15B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.15B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.16B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.16B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.88B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.88B	USD	Point-in-time
Net income	`ProfitLoss`	$608.33M	USD	Annual
Net income	`ProfitLoss`	$608.33M	USD	Annual
Net income	`ProfitLoss`	$581.39M	USD	Annual
Net income	`ProfitLoss`	$581.39M	USD	Annual
Net income	`ProfitLoss`	$469.01M	USD	Annual
Net income	`ProfitLoss`	$469.01M	USD	Annual
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-75.97M	USD	Annual
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-75.97M	USD	Annual
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$18.77M	USD	Annual
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$18.77M	USD	Annual
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$9.24M	USD	Annual
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$9.24M	USD	Annual
Total comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$600.16M	USD	Annual
Total comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$600.16M	USD	Annual
Total comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$393.04M	USD	Annual
Total comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$393.04M	USD	Annual
Total comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$617.57M	USD	Annual
Total comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$617.57M	USD	Annual
Common stock	`DividendsCommonStockCash`	$101.23M	USD	Annual
Common stock	`DividendsCommonStockCash`	$101.23M	USD	Annual
Common stock	`DividendsCommonStockCash`	$112.96M	USD	Annual
Common stock	`DividendsCommonStockCash`	$112.96M	USD	Annual
Common stock	`DividendsCommonStockCash`	$99.17M	USD	Annual
Common stock	`DividendsCommonStockCash`	$99.17M	USD	Annual
Issuance of common shares (in shares)	`StockIssuedDuringPeriodSharesNewIssues`	2.37M	shares	Annual
Issuance of common shares (in shares)	`StockIssuedDuringPeriodSharesNewIssues`	2.37M	shares	Annual
Issuance of common shares (in shares)	`StockIssuedDuringPeriodSharesNewIssues`	3.11M	shares	Annual
Issuance of common shares (in shares)	`StockIssuedDuringPeriodSharesNewIssues`	3.11M	shares	Annual
Issuance of common shares (in shares)	`StockIssuedDuringPeriodSharesNewIssues`	3.11M	shares	Annual
Issuance of common shares (in shares)	`StockIssuedDuringPeriodSharesNewIssues`	3.11M	shares	Annual
Issuance of common shares	`StockIssuedDuringPeriodValueNewIssues`	$4.27M	USD	Annual
Issuance of common shares	`StockIssuedDuringPeriodValueNewIssues`	$4.27M	USD	Annual
Issuance of common shares	`StockIssuedDuringPeriodValueNewIssues`	$433.00K	USD	Annual
Issuance of common shares	`StockIssuedDuringPeriodValueNewIssues`	$433.00K	USD	Annual
Issuance of common shares	`StockIssuedDuringPeriodValueNewIssues`	$2.62M	USD	Annual
Issuance of common shares	`StockIssuedDuringPeriodValueNewIssues`	$2.62M	USD	Annual
Stock-based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$40.00M	USD	Annual
Stock-based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$40.00M	USD	Annual
Stock-based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$34.36M	USD	Annual
Stock-based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$34.36M	USD	Annual
Stock-based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$36.38M	USD	Annual
Stock-based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$36.38M	USD	Annual
Common stock repurchased (in shares)	`TreasuryStockSharesAcquired`	22.34M	shares	Annual
Common stock repurchased (in shares)	`TreasuryStockSharesAcquired`	22.34M	shares	Annual
Common stock repurchased (in shares)	`TreasuryStockSharesAcquired`	11.59M	shares	Annual
Common stock repurchased (in shares)	`TreasuryStockSharesAcquired`	11.59M	shares	Annual
Common stock repurchased (in shares)	`TreasuryStockSharesAcquired`	40.25M	shares	Annual
Common stock repurchased (in shares)	`TreasuryStockSharesAcquired`	40.25M	shares	Annual
Common stock repurchased	`TreasuryStockValueAcquiredParValueMethod`	$250.11M	USD	Annual
Common stock repurchased	`TreasuryStockValueAcquiredParValueMethod`	$250.11M	USD	Annual
Common stock repurchased	`TreasuryStockValueAcquiredParValueMethod`	$707.74M	USD	Annual
Common stock repurchased	`TreasuryStockValueAcquiredParValueMethod`	$707.74M	USD	Annual
Common stock repurchased	`TreasuryStockValueAcquiredParValueMethod`	$349.40M	USD	Annual
Common stock repurchased	`TreasuryStockValueAcquiredParValueMethod`	$349.40M	USD	Annual
Shares repurchased related to employee stock-based compensation plans (in shares)	`SharesPaidForTaxWithholdingForShareBasedCompensation`	1.14M	shares	Annual
Shares repurchased related to employee stock-based compensation plans (in shares)	`SharesPaidForTaxWithholdingForShareBasedCompensation`	1.14M	shares	Annual
Shares repurchased related to employee stock-based compensation plans (in shares)	`SharesPaidForTaxWithholdingForShareBasedCompensation`	749,866.00	shares	Annual
Shares repurchased related to employee stock-based compensation plans (in shares)	`SharesPaidForTaxWithholdingForShareBasedCompensation`	749,866.00	shares	Annual
Shares repurchased related to employee stock-based compensation plans (in shares)	`SharesPaidForTaxWithholdingForShareBasedCompensation`	1.10M	shares	Annual
Shares repurchased related to employee stock-based compensation plans (in shares)	`SharesPaidForTaxWithholdingForShareBasedCompensation`	1.10M	shares	Annual
Shares repurchased related to employee stock-based compensation plans	`AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation`	$17.00M	USD	Annual
Shares repurchased related to employee stock-based compensation plans	`AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation`	$17.00M	USD	Annual
Shares repurchased related to employee stock-based compensation plans	`AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation`	$15.14M	USD	Annual
Shares repurchased related to employee stock-based compensation plans	`AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation`	$15.14M	USD	Annual
Shares repurchased related to employee stock-based compensation plans	`AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation`	$20.84M	USD	Annual
Shares repurchased related to employee stock-based compensation plans	`AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation`	$20.84M	USD	Annual
Ending balance (in shares)	`TreasuryStockCommonShares`	230.20M	shares	Point-in-time
Ending balance (in shares)	`TreasuryStockCommonShares`	230.20M	shares	Point-in-time
Ending balance (in shares)	`TreasuryStockCommonShares`	217.90M	shares	Point-in-time
Ending balance (in shares)	`TreasuryStockCommonShares`	217.90M	shares	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.73B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.73B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.15B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.15B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.16B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.16B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.88B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.88B	USD	Point-in-time

Comprehensive Income 42 line items

Line Item	Tag	Value	Unit	Period
Net income	`ProfitLoss`	$608.33M	USD	Annual
Net income	`ProfitLoss`	$608.33M	USD	Annual
Net income	`ProfitLoss`	$581.39M	USD	Annual
Net income	`ProfitLoss`	$581.39M	USD	Annual
Net income	`ProfitLoss`	$469.01M	USD	Annual
Net income	`ProfitLoss`	$469.01M	USD	Annual
Unrealized gains (losses) on investments	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax`	$42.60M	USD	Annual
Unrealized gains (losses) on investments	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax`	$42.60M	USD	Annual
Unrealized gains (losses) on investments	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax`	$-194.16M	USD	Annual
Unrealized gains (losses) on investments	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax`	$-194.16M	USD	Annual
Unrealized gains (losses) on investments	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax`	$59.20M	USD	Annual
Unrealized gains (losses) on investments	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax`	$59.20M	USD	Annual
Unrealized gains (losses) on cash flow hedges	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$-34.46M	USD	Annual
Unrealized gains (losses) on cash flow hedges	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$-34.46M	USD	Annual
Unrealized gains (losses) on cash flow hedges	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$93.73M	USD	Annual
Unrealized gains (losses) on cash flow hedges	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$93.73M	USD	Annual
Unrealized gains (losses) on cash flow hedges	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$-30.39M	USD	Annual
Unrealized gains (losses) on cash flow hedges	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$-30.39M	USD	Annual
Total unrealized gains (losses)	`OtherComprehensiveIncomeLossBeforeTax`	$24.75M	USD	Annual
Total unrealized gains (losses)	`OtherComprehensiveIncomeLossBeforeTax`	$24.75M	USD	Annual
Total unrealized gains (losses)	`OtherComprehensiveIncomeLossBeforeTax`	$-100.43M	USD	Annual
Total unrealized gains (losses)	`OtherComprehensiveIncomeLossBeforeTax`	$-100.43M	USD	Annual
Total unrealized gains (losses)	`OtherComprehensiveIncomeLossBeforeTax`	$12.21M	USD	Annual
Total unrealized gains (losses)	`OtherComprehensiveIncomeLossBeforeTax`	$12.21M	USD	Annual
Income tax (expense) benefit	`OtherComprehensiveIncomeLossTax`	$-24.45M	USD	Annual
Income tax (expense) benefit	`OtherComprehensiveIncomeLossTax`	$-24.45M	USD	Annual
Income tax (expense) benefit	`OtherComprehensiveIncomeLossTax`	$5.98M	USD	Annual
Income tax (expense) benefit	`OtherComprehensiveIncomeLossTax`	$5.98M	USD	Annual
Income tax (expense) benefit	`OtherComprehensiveIncomeLossTax`	$2.97M	USD	Annual
Income tax (expense) benefit	`OtherComprehensiveIncomeLossTax`	$2.97M	USD	Annual
Other comprehensive income (loss), net of tax (expense) benefit	`OtherComprehensiveIncomeLossNetOfTax`	$-75.97M	USD	Annual
Other comprehensive income (loss), net of tax (expense) benefit	`OtherComprehensiveIncomeLossNetOfTax`	$-75.97M	USD	Annual
Other comprehensive income (loss), net of tax (expense) benefit	`OtherComprehensiveIncomeLossNetOfTax`	$18.77M	USD	Annual
Other comprehensive income (loss), net of tax (expense) benefit	`OtherComprehensiveIncomeLossNetOfTax`	$18.77M	USD	Annual
Other comprehensive income (loss), net of tax (expense) benefit	`OtherComprehensiveIncomeLossNetOfTax`	$9.24M	USD	Annual
Other comprehensive income (loss), net of tax (expense) benefit	`OtherComprehensiveIncomeLossNetOfTax`	$9.24M	USD	Annual
Total comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$600.16M	USD	Annual
Total comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$600.16M	USD	Annual
Total comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$393.04M	USD	Annual
Total comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$393.04M	USD	Annual
Total comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$617.57M	USD	Annual
Total comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$617.57M	USD	Annual

Data is extracted from SEC EDGAR XBRL filings. Values shown are as reported in the filing.