10-Q Filing

DTE ENERGY CO CIK: 936340 Q2 2019

Filing Information

Form Type	10-Q
Accession Number	`0000936340-19-000214`
Period End Date	20190630
Filing Date	20190724
Fiscal Year	2019
Fiscal Period	Q2
XBRL Instance	dteenergy2019063010q_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 129 Income Statement 106 Cash Flow Statement 100 Stockholders Equity 52 Comprehensive Income 52

Balance Sheet 129 line items

Line Item	Tag	Value	Unit	Period
Allowance for doubtful accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$91.00M	USD	Point-in-time
Allowance for doubtful accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$91.00M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$71.00M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$62.00M	USD	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	400.00M	shares	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalentsAtCarryingValue`	$5.00M	USD	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalentsAtCarryingValue`	-	USD	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	400.00M	shares	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	183.30M	shares	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	181.93M	shares	Point-in-time
Customer	`AccountsReceivableNetCurrent`	$1.79B	USD	Point-in-time
Customer	`AccountsReceivableNetCurrent`	$1.44B	USD	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	183.30M	shares	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	181.93M	shares	Point-in-time
Other	`OtherReceivablesNetCurrent`	$108.00M	USD	Point-in-time
Other	`OtherReceivablesNetCurrent`	$93.00M	USD	Point-in-time
Fuel and gas	`EnergyRelatedInventory`	$406.00M	USD	Point-in-time
Fuel and gas	`EnergyRelatedInventory`	$334.00M	USD	Point-in-time
Materials and supplies	`InventoryRawMaterialsAndSupplies`	$431.00M	USD	Point-in-time
Materials and supplies	`InventoryRawMaterialsAndSupplies`	$405.00M	USD	Point-in-time
Derivative assets	`DerivativeAssetsCurrent`	$102.00M	USD	Point-in-time
Derivative assets	`DerivativeAssetsCurrent`	$113.00M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsCurrent`	$79.00M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsCurrent`	$153.00M	USD	Point-in-time
Other	`OtherAssetsCurrent`	$221.00M	USD	Point-in-time
Other	`OtherAssetsCurrent`	$178.00M	USD	Point-in-time
Total Current Assets	`AssetsCurrent`	$3.26B	USD	Point-in-time
Total Current Assets	`AssetsCurrent`	$2.73B	USD	Point-in-time
Nuclear decommissioning trust funds	`DecommissioningFundInvestments`	$1.56B	USD	Point-in-time
Nuclear decommissioning trust funds	`DecommissioningFundInvestments`	$1.38B	USD	Point-in-time
Investments in equity method investees	`EquityMethodInvestments`	$1.77B	USD	Point-in-time
Investments in equity method investees	`EquityMethodInvestments`	$1.76B	USD	Point-in-time
Other	`OtherLongTermInvestments`	$247.00M	USD	Point-in-time
Other	`OtherLongTermInvestments`	$219.00M	USD	Point-in-time
Total Investments	`LongTermInvestments`	$3.57B	USD	Point-in-time
Total Investments	`LongTermInvestments`	$3.37B	USD	Point-in-time
Property, plant, and equipment	`PropertyPlantAndEquipmentGross`	$32.83B	USD	Point-in-time
Property, plant, and equipment	`PropertyPlantAndEquipmentGross`	$31.81B	USD	Point-in-time
Accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$10.16B	USD	Point-in-time
Accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$10.54B	USD	Point-in-time
Property, plant, and equipment, net	`PropertyPlantAndEquipmentNet`	$22.30B	USD	Point-in-time
Property, plant, and equipment, net	`PropertyPlantAndEquipmentNet`	$21.65B	USD	Point-in-time
Goodwill	`Goodwill`	$2.29B	USD	Point-in-time
Goodwill	`Goodwill`	$2.29B	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$4.57B	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$4.51B	USD	Point-in-time
Intangible assets	`FiniteLivedIntangibleAssetsNet`	$849.00M	USD	Point-in-time
Intangible assets	`FiniteLivedIntangibleAssetsNet`	$837.00M	USD	Point-in-time
Notes receivable	`NotesAndLoansReceivableNetNoncurrent`	$64.00M	USD	Point-in-time
Notes receivable	`NotesAndLoansReceivableNetNoncurrent`	$168.00M	USD	Point-in-time
Derivative assets	`DerivativeAssetsNoncurrent`	$31.00M	USD	Point-in-time
Derivative assets	`DerivativeAssetsNoncurrent`	$46.00M	USD	Point-in-time
Prepaid postretirement costs	`PrepaidPostretirementCosts`	$83.00M	USD	Point-in-time
Prepaid postretirement costs	`PrepaidPostretirementCosts`	$45.00M	USD	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$142.00M	USD	Point-in-time
Other	`OtherAssetsNoncurrent`	$160.00M	USD	Point-in-time
Other	`OtherAssetsNoncurrent`	$185.00M	USD	Point-in-time
Total Other Assets	`AssetsNoncurrent`	$8.01B	USD	Point-in-time
Total Other Assets	`AssetsNoncurrent`	$8.26B	USD	Point-in-time
Total Assets	`Assets`	$36.85B	USD	Point-in-time
Total Assets	`Assets`	$36.29B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$1.33B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$1.05B	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$141.00M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$127.00M	USD	Point-in-time
Dividends payable	`DividendsPayableCurrent`	$172.00M	USD	Point-in-time
Dividends payable	`DividendsPayableCurrent`	$346.00M	USD	Point-in-time
Short-term borrowings	`ShortTermBorrowings`	$609.00M	USD	Point-in-time
Short-term borrowings	`ShortTermBorrowings`	$3.00M	USD	Point-in-time
Current portion long-term debt, including finance leases	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$1.50B	USD	Point-in-time
Current portion long-term debt, including finance leases	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$1.50B	USD	Point-in-time
Derivative liabilities	`DerivativeLiabilitiesCurrent`	$94.00M	USD	Point-in-time
Derivative liabilities	`DerivativeLiabilitiesCurrent`	$67.00M	USD	Point-in-time
Gas inventory equalization	`GasInventoryEqualization`	-	USD	Point-in-time
Gas inventory equalization	`GasInventoryEqualization`	$45.00M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityCurrent`	$126.00M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityCurrent`	$37.00M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$34.00M	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$405.00M	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$509.00M	USD	Point-in-time
Total Current Liabilities	`LiabilitiesCurrent`	$3.65B	USD	Point-in-time
Total Current Liabilities	`LiabilitiesCurrent`	$4.44B	USD	Point-in-time
Mortgage bonds, notes, and other	`LongTermDebtNoncurrent`	$12.42B	USD	Point-in-time
Mortgage bonds, notes, and other	`LongTermDebtNoncurrent`	$10.98B	USD	Point-in-time
Junior subordinated debentures	`JuniorSubordinatedLongTermNotes`	$1.15B	USD	Point-in-time
Junior subordinated debentures	`JuniorSubordinatedLongTermNotes`	$1.15B	USD	Point-in-time
Finance lease liabilities	`FinanceLeaseLiabilityNoncurrent`	$5.00M	USD	Point-in-time
Finance lease liabilities	`FinanceLeaseLiabilityNoncurrent`	$7.00M	USD	Point-in-time
Total Long-Term Debt (net of current portion)	`LongTermDebtAndCapitalLeaseObligations`	$13.57B	USD	Point-in-time
Total Long-Term Debt (net of current portion)	`LongTermDebtAndCapitalLeaseObligations`	$12.13B	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$1.98B	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$2.06B	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$2.92B	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$2.88B	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$2.53B	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$2.47B	USD	Point-in-time
Unamortized investment tax credit	`AccumulatedDeferredInvestmentTaxCredit`	$136.00M	USD	Point-in-time
Unamortized investment tax credit	`AccumulatedDeferredInvestmentTaxCredit`	$138.00M	USD	Point-in-time
Derivative liabilities	`DerivativeLiabilitiesNoncurrent`	$89.00M	USD	Point-in-time
Derivative liabilities	`DerivativeLiabilitiesNoncurrent`	$68.00M	USD	Point-in-time
Accrued pension liability	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$715.00M	USD	Point-in-time
Accrued pension liability	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$837.00M	USD	Point-in-time
Nuclear decommissioning	`DecommissioningLiabilityNoncurrent`	$205.00M	USD	Point-in-time
Nuclear decommissioning	`DecommissioningLiabilityNoncurrent`	$231.00M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$102.00M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$333.00M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$364.00M	USD	Point-in-time
Total Other Liabilities	`LiabilitiesNoncurrent`	$9.06B	USD	Point-in-time
Total Other Liabilities	`LiabilitiesNoncurrent`	$9.00B	USD	Point-in-time
Commitments and Contingencies (Notes 5 and 12)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and Contingencies (Notes 5 and 12)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Common stock	`CommonStockValue`	$4.34B	USD	Point-in-time
Common stock	`CommonStockValue`	$4.25B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$6.11B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$6.20B	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-120.00M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-146.00M	USD	Point-in-time
Total DTE Energy/DTE Electric Company Equity	`StockholdersEquity`	$10.40B	USD	Point-in-time
Total DTE Energy/DTE Electric Company Equity	`StockholdersEquity`	$10.24B	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$173.00M	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$480.00M	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.36B	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.57B	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$11.02B	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$9.99B	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.32B	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.72B	USD	Point-in-time
Total Liabilities and Equity	`LiabilitiesAndStockholdersEquity`	$36.85B	USD	Point-in-time
Total Liabilities and Equity	`LiabilitiesAndStockholdersEquity`	$36.29B	USD	Point-in-time

Income Statement 106 line items

Line Item	Tag	Value	Unit	Period
Utility operations	`RegulatedOperatingRevenue`	$3.25B	USD	2 Qtrs
Utility operations	`RegulatedOperatingRevenue`	$3.28B	USD	2 Qtrs
Utility operations	`RegulatedOperatingRevenue`	$1.51B	USD	1 Quarter
Utility operations	`RegulatedOperatingRevenue`	$1.42B	USD	1 Quarter
Non-utility operations	`UnregulatedOperatingRevenue`	$3.66B	USD	2 Qtrs
Non-utility operations	`UnregulatedOperatingRevenue`	$1.47B	USD	1 Quarter
Non-utility operations	`UnregulatedOperatingRevenue`	$3.12B	USD	2 Qtrs
Non-utility operations	`UnregulatedOperatingRevenue`	$1.65B	USD	1 Quarter
Operating Revenues	`RegulatedAndUnregulatedOperatingRevenue`	$2.89B	USD	1 Quarter
Operating Revenues	`RegulatedAndUnregulatedOperatingRevenue`	$3.16B	USD	1 Quarter
Operating Revenues	`RegulatedAndUnregulatedOperatingRevenue`	$6.91B	USD	2 Qtrs
Operating Revenues	`RegulatedAndUnregulatedOperatingRevenue`	$6.40B	USD	2 Qtrs
Fuel, purchased power, and gas utility	`UtilitiesOperatingExpenseProductsAndServices`	$987.00M	USD	2 Qtrs
Fuel, purchased power, and gas utility	`UtilitiesOperatingExpenseProductsAndServices`	$360.00M	USD	1 Quarter
Fuel, purchased power, and gas utility	`UtilitiesOperatingExpenseProductsAndServices`	$434.00M	USD	1 Quarter
Fuel, purchased power, and gas utility	`UtilitiesOperatingExpenseProductsAndServices`	$942.00M	USD	2 Qtrs
Fuel, purchased power, and gas non-utility	`UnregulatedOperatingExpenseProductsandServices`	$1.26B	USD	1 Quarter
Fuel, purchased power, and gas non-utility	`UnregulatedOperatingExpenseProductsandServices`	$3.22B	USD	2 Qtrs
Fuel, purchased power, and gas non-utility	`UnregulatedOperatingExpenseProductsandServices`	$2.64B	USD	2 Qtrs
Fuel, purchased power, and gas non-utility	`UnregulatedOperatingExpenseProductsandServices`	$1.44B	USD	1 Quarter
Operation and maintenance	`RegulatedandUnregulatedOperatingExpenseMaintenanceandOperations`	$1.12B	USD	2 Qtrs
Operation and maintenance	`RegulatedandUnregulatedOperatingExpenseMaintenanceandOperations`	$583.00M	USD	1 Quarter
Operation and maintenance	`RegulatedandUnregulatedOperatingExpenseMaintenanceandOperations`	$1.15B	USD	2 Qtrs
Operation and maintenance	`RegulatedandUnregulatedOperatingExpenseMaintenanceandOperations`	$560.00M	USD	1 Quarter
Depreciation and amortization	`RegulatedandUnregulatedOperatingExpenseDepreciationandAmortization`	$553.00M	USD	2 Qtrs
Depreciation and amortization	`RegulatedandUnregulatedOperatingExpenseDepreciationandAmortization`	$305.00M	USD	1 Quarter
Depreciation and amortization	`RegulatedandUnregulatedOperatingExpenseDepreciationandAmortization`	$601.00M	USD	2 Qtrs
Depreciation and amortization	`RegulatedandUnregulatedOperatingExpenseDepreciationandAmortization`	$272.00M	USD	1 Quarter
Taxes other than income	`TaxesExcludingIncomeAndExciseTaxes`	$97.00M	USD	1 Quarter
Taxes other than income	`TaxesExcludingIncomeAndExciseTaxes`	$210.00M	USD	2 Qtrs
Taxes other than income	`TaxesExcludingIncomeAndExciseTaxes`	$208.00M	USD	2 Qtrs
Taxes other than income	`TaxesExcludingIncomeAndExciseTaxes`	$92.00M	USD	1 Quarter
Asset (gains) losses and impairments, net	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$-1.00M	USD	1 Quarter
Asset (gains) losses and impairments, net	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$-13.00M	USD	1 Quarter
Asset (gains) losses and impairments, net	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$-13.00M	USD	2 Qtrs
Asset (gains) losses and impairments, net	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$2.00M	USD	2 Qtrs
Operating Expenses	`CostsAndExpenses`	$2.83B	USD	1 Quarter
Operating Expenses	`CostsAndExpenses`	$6.08B	USD	2 Qtrs
Operating Expenses	`CostsAndExpenses`	$5.56B	USD	2 Qtrs
Operating Expenses	`CostsAndExpenses`	$2.59B	USD	1 Quarter
Operating Income	`OperatingIncomeLoss`	$329.00M	USD	1 Quarter
Operating Income	`OperatingIncomeLoss`	$842.00M	USD	2 Qtrs
Operating Income	`OperatingIncomeLoss`	$833.00M	USD	2 Qtrs
Operating Income	`OperatingIncomeLoss`	$300.00M	USD	1 Quarter
Interest expense	`InterestExpense`	$154.00M	USD	1 Quarter
Interest expense	`InterestExpense`	$306.00M	USD	2 Qtrs
Interest expense	`InterestExpense`	$270.00M	USD	2 Qtrs
Interest expense	`InterestExpense`	$135.00M	USD	1 Quarter
Interest income	`InvestmentIncomeInterest`	$6.00M	USD	2 Qtrs
Interest income	`InvestmentIncomeInterest`	$7.00M	USD	2 Qtrs
Interest income	`InvestmentIncomeInterest`	$3.00M	USD	1 Quarter
Interest income	`InvestmentIncomeInterest`	$3.00M	USD	1 Quarter
Non-operating retirement benefits, net	`NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent`	$9.00M	USD	1 Quarter
Non-operating retirement benefits, net	`NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent`	$19.00M	USD	2 Qtrs
Non-operating retirement benefits, net	`NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent`	$18.00M	USD	2 Qtrs
Non-operating retirement benefits, net	`NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent`	$10.00M	USD	1 Quarter
Other income	`OtherNonoperatingIncome`	$73.00M	USD	1 Quarter
Other income	`OtherNonoperatingIncome`	$163.00M	USD	2 Qtrs
Other income	`OtherNonoperatingIncome`	$161.00M	USD	2 Qtrs
Other income	`OtherNonoperatingIncome`	$82.00M	USD	1 Quarter
Other expenses	`OtherNonoperatingExpense`	$12.00M	USD	1 Quarter
Other expenses	`OtherNonoperatingExpense`	$23.00M	USD	2 Qtrs
Other expenses	`OtherNonoperatingExpense`	$15.00M	USD	1 Quarter
Other expenses	`OtherNonoperatingExpense`	$40.00M	USD	2 Qtrs
Other (Income) and Deductions	`NonoperatingIncomeExpense`	$-100.00M	USD	1 Quarter
Other (Income) and Deductions	`NonoperatingIncomeExpense`	$-159.00M	USD	2 Qtrs
Other (Income) and Deductions	`NonoperatingIncomeExpense`	$-180.00M	USD	2 Qtrs
Other (Income) and Deductions	`NonoperatingIncomeExpense`	$-74.00M	USD	1 Quarter
Income Before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$662.00M	USD	2 Qtrs
Income Before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$674.00M	USD	2 Qtrs
Income Before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$200.00M	USD	1 Quarter
Income Before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$255.00M	USD	1 Quarter
Income Tax Expense	`IncomeTaxExpenseBenefit`	$19.00M	USD	1 Quarter
Income Tax Expense	`IncomeTaxExpenseBenefit`	$87.00M	USD	2 Qtrs
Income Tax Expense	`IncomeTaxExpenseBenefit`	$75.00M	USD	2 Qtrs
Income Tax Expense	`IncomeTaxExpenseBenefit`	$21.00M	USD	1 Quarter
Net Income	`ProfitLoss`	$408.00M	USD	1 Quarter
Net Income	`ProfitLoss`	$236.00M	USD	1 Quarter
Net Income	`ProfitLoss`	$587.00M	USD	2 Qtrs
Net Income	`ProfitLoss`	$587.00M	USD	2 Qtrs
Net Income	`ProfitLoss`	$179.00M	USD	1 Quarter
Net Income	`ProfitLoss`	$351.00M	USD	1 Quarter
Less: Net Income (Loss) Attributable to Noncontrolling Interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$2.00M	USD	1 Quarter
Less: Net Income (Loss) Attributable to Noncontrolling Interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$-8.00M	USD	2 Qtrs
Less: Net Income (Loss) Attributable to Noncontrolling Interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.00M	USD	2 Qtrs
Less: Net Income (Loss) Attributable to Noncontrolling Interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$-3.00M	USD	1 Quarter
Net Income Attributable to DTE Energy Company/DTE Electric Company	`NetIncomeLoss`	$234.00M	USD	1 Quarter
Net Income Attributable to DTE Energy Company/DTE Electric Company	`NetIncomeLoss`	$583.00M	USD	2 Qtrs
Net Income Attributable to DTE Energy Company/DTE Electric Company	`NetIncomeLoss`	$182.00M	USD	1 Quarter
Net Income Attributable to DTE Energy Company/DTE Electric Company	`NetIncomeLoss`	$595.00M	USD	2 Qtrs
Net Income Attributable to DTE Energy Company (in dollars per share)	`EarningsPerShareBasic`	$1.29	USD	1 Quarter
Net Income Attributable to DTE Energy Company (in dollars per share)	`EarningsPerShareBasic`	$3.19	USD	2 Qtrs
Net Income Attributable to DTE Energy Company (in dollars per share)	`EarningsPerShareBasic`	$0.99	USD	1 Quarter
Net Income Attributable to DTE Energy Company (in dollars per share)	`EarningsPerShareBasic`	$3.29	USD	2 Qtrs
Net Income Attributable to DTE Energy Company (in dollars per share)	`EarningsPerShareDiluted`	$3.29	USD	2 Qtrs
Net Income Attributable to DTE Energy Company (in dollars per share)	`EarningsPerShareDiluted`	$1.29	USD	1 Quarter
Net Income Attributable to DTE Energy Company (in dollars per share)	`EarningsPerShareDiluted`	$0.99	USD	1 Quarter
Net Income Attributable to DTE Energy Company (in dollars per share)	`EarningsPerShareDiluted`	$3.18	USD	2 Qtrs
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	183.00M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	183.00M	shares	2 Qtrs
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	180.00M	shares	2 Qtrs
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	181.00M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	181.00M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	184.00M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	183.00M	shares	2 Qtrs
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	180.00M	shares	2 Qtrs

Cash Flow Statement 100 line items

Line Item	Tag	Value	Unit	Period
Net Income	`ProfitLoss`	$408.00M	USD	1 Quarter
Net Income	`ProfitLoss`	$236.00M	USD	1 Quarter
Net Income	`ProfitLoss`	$587.00M	USD	2 Qtrs
Net Income	`ProfitLoss`	$587.00M	USD	2 Qtrs
Net Income	`ProfitLoss`	$179.00M	USD	1 Quarter
Net Income	`ProfitLoss`	$351.00M	USD	1 Quarter
Net Income	`NetIncomeLoss`	$234.00M	USD	1 Quarter
Net Income	`NetIncomeLoss`	$583.00M	USD	2 Qtrs
Net Income	`NetIncomeLoss`	$182.00M	USD	1 Quarter
Net Income	`NetIncomeLoss`	$595.00M	USD	2 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$553.00M	USD	2 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$601.00M	USD	2 Qtrs
Nuclear fuel amortization	`Nuclearfuelamortization`	$25.00M	USD	2 Qtrs
Nuclear fuel amortization	`Nuclearfuelamortization`	$30.00M	USD	2 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$6.00M	USD	1 Quarter
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$13.00M	USD	2 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$6.00M	USD	1 Quarter
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$13.00M	USD	2 Qtrs
Deferred income taxes	`DeferredIncomeTaxesAndTaxCredits`	$80.00M	USD	2 Qtrs
Deferred income taxes	`DeferredIncomeTaxesAndTaxCredits`	$80.00M	USD	2 Qtrs
Equity earnings of equity method investees	`IncomeLossFromEquityMethodInvestments`	$32.00M	USD	1 Quarter
Equity earnings of equity method investees	`IncomeLossFromEquityMethodInvestments`	$20.00M	USD	1 Quarter
Equity earnings of equity method investees	`IncomeLossFromEquityMethodInvestments`	$43.00M	USD	2 Qtrs
Equity earnings of equity method investees	`IncomeLossFromEquityMethodInvestments`	$53.00M	USD	2 Qtrs
Dividends from equity method investees	`EquityMethodInvestmentDividendsOrDistributions`	$34.00M	USD	2 Qtrs
Dividends from equity method investees	`EquityMethodInvestmentDividendsOrDistributions`	$89.00M	USD	2 Qtrs
Asset (gains) losses and impairments, net	`GainLossonSaleofAssetsandAssetImpairmentChargesnet`	-	USD	2 Qtrs
Asset (gains) losses and impairments, net	`GainLossonSaleofAssetsandAssetImpairmentChargesnet`	$-13.00M	USD	2 Qtrs
Accounts receivable, net	`IncreaseDecreaseInAccountsAndOtherReceivables`	$-369.00M	USD	2 Qtrs
Accounts receivable, net	`IncreaseDecreaseInAccountsAndOtherReceivables`	$-20.00M	USD	2 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$-46.00M	USD	2 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$-104.00M	USD	2 Qtrs
Prepaid postretirement benefit costs	`IncreaseDecreaseinPrepaidPostretirementCosts`	$9.00M	USD	2 Qtrs
Prepaid postretirement benefit costs	`IncreaseDecreaseinPrepaidPostretirementCosts`	$38.00M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-247.00M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-34.00M	USD	2 Qtrs
Gas inventory equalization	`IncreaseDecreaseinGasInventoryEqualization`	$37.00M	USD	2 Qtrs
Gas inventory equalization	`IncreaseDecreaseinGasInventoryEqualization`	$45.00M	USD	2 Qtrs
Accrued pension liability	`IncreaseDecreaseInPensionPlanObligations`	$-122.00M	USD	2 Qtrs
Accrued pension liability	`IncreaseDecreaseInPensionPlanObligations`	$-197.00M	USD	2 Qtrs
Accrued postretirement liability	`IncreaseDecreaseInPostretirementObligations`	$-61.00M	USD	2 Qtrs
Accrued postretirement liability	`IncreaseDecreaseInPostretirementObligations`	-	USD	2 Qtrs
Derivative assets and liabilities	`IncreaseDecreaseInDerivativeAssetsAndLiabilities`	$20.00M	USD	2 Qtrs
Derivative assets and liabilities	`IncreaseDecreaseInDerivativeAssetsAndLiabilities`	$8.00M	USD	2 Qtrs
Regulatory assets and liabilities	`IncreaseDecreaseInRegulatoryAssetsAndLiabilities`	$-142.00M	USD	2 Qtrs
Regulatory assets and liabilities	`IncreaseDecreaseInRegulatoryAssetsAndLiabilities`	$-230.00M	USD	2 Qtrs
Other current and noncurrent assets and liabilities	`IncreaseDecreaseInOtherOperatingCapitalNet`	$-138.00M	USD	2 Qtrs
Other current and noncurrent assets and liabilities	`IncreaseDecreaseInOtherOperatingCapitalNet`	$152.00M	USD	2 Qtrs
Net cash from operating activities	`NetCashProvidedByUsedInOperatingActivities`	$1.43B	USD	2 Qtrs
Net cash from operating activities	`NetCashProvidedByUsedInOperatingActivities`	$1.37B	USD	2 Qtrs
Plant and equipment expenditures utility	`PlantAndEquipmentExpendituresUtility`	$1.29B	USD	2 Qtrs
Plant and equipment expenditures utility	`PlantAndEquipmentExpendituresUtility`	$1.03B	USD	2 Qtrs
Plant and equipment expenditures non-utility	`PlantAndEquipmentExpendituresNonUtility`	$130.00M	USD	2 Qtrs
Plant and equipment expenditures non-utility	`PlantAndEquipmentExpendituresNonUtility`	$102.00M	USD	2 Qtrs
Proceeds from sale of nuclear decommissioning trust fund assets	`ProceedsFromSaleAndMaturityOfOtherInvestments`	$396.00M	USD	2 Qtrs
Proceeds from sale of nuclear decommissioning trust fund assets	`ProceedsFromSaleAndMaturityOfOtherInvestments`	$616.00M	USD	2 Qtrs
Investment in nuclear decommissioning trust funds	`PaymentsToAcquireOtherInvestments`	$399.00M	USD	2 Qtrs
Investment in nuclear decommissioning trust funds	`PaymentsToAcquireOtherInvestments`	$613.00M	USD	2 Qtrs
Distributions from equity method investees	`ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital`	$5.00M	USD	2 Qtrs
Distributions from equity method investees	`ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital`	$5.00M	USD	2 Qtrs
Contributions to equity method investees	`PaymentsToAcquireEquityMethodInvestments`	$38.00M	USD	2 Qtrs
Contributions to equity method investees	`PaymentsToAcquireEquityMethodInvestments`	$233.00M	USD	2 Qtrs
Notes receivable	`PaymentsToAcquireNotesReceivable`	$62.00M	USD	2 Qtrs
Notes receivable	`ProceedsFromCollectionOfNotesReceivable`	$5.00M	USD	2 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$3.00M	USD	2 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$20.00M	USD	2 Qtrs
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-1.38B	USD	2 Qtrs
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-1.51B	USD	2 Qtrs
Issuance of long-term debt, net of issuance costs	`ProceedsFromIssuanceOfLongTermDebt`	$520.00M	USD	2 Qtrs
Issuance of long-term debt, net of issuance costs	`ProceedsFromIssuanceOfLongTermDebt`	$1.44B	USD	2 Qtrs
Redemption of long-term debt	`RepaymentsOfLongTermDebt`	-	USD	2 Qtrs
Redemption of long-term debt	`RepaymentsOfLongTermDebt`	$102.00M	USD	2 Qtrs
Short-term borrowings, net	`RepaymentsOfShortTermDebt`	$147.00M	USD	2 Qtrs
Short-term borrowings, net	`RepaymentsOfShortTermDebt`	$606.00M	USD	2 Qtrs
Issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	$6.00M	USD	2 Qtrs
Issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	-	USD	2 Qtrs
Dividends paid on common stock	`PaymentsOfDividendsCommonStock`	$345.00M	USD	2 Qtrs
Dividends paid on common stock	`PaymentsOfDividendsCommonStock`	$309.00M	USD	2 Qtrs
Contributions from noncontrolling interests, principally REF entities	`ProceedsFromMinorityShareholders`	$17.00M	USD	2 Qtrs
Contributions from noncontrolling interests, principally REF entities	`ProceedsFromMinorityShareholders`	$22.00M	USD	2 Qtrs
Distributions to noncontrolling interests	`PaymentsToMinorityShareholders`	$17.00M	USD	2 Qtrs
Distributions to noncontrolling interests	`PaymentsToMinorityShareholders`	$31.00M	USD	2 Qtrs
Purchases of noncontrolling interest, principally SGG	`PaymentsforPurchaseofNoncontrollingInterest`	-	USD	2 Qtrs
Purchases of noncontrolling interest, principally SGG	`PaymentsforPurchaseofNoncontrollingInterest`	$300.00M	USD	2 Qtrs
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-40.00M	USD	2 Qtrs
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-29.00M	USD	2 Qtrs
Net cash from (used for) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-56.00M	USD	2 Qtrs
Net cash from (used for) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$133.00M	USD	2 Qtrs
Net Decrease in Cash, Cash Equivalents, and Restricted Cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-3.00M	USD	2 Qtrs
Net Decrease in Cash, Cash Equivalents, and Restricted Cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-14.00M	USD	2 Qtrs
Cash, Cash Equivalents, and Restricted Cash at Beginning of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$86.00M	USD	Point-in-time
Cash, Cash Equivalents, and Restricted Cash at Beginning of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$76.00M	USD	Point-in-time
Cash, Cash Equivalents, and Restricted Cash at Beginning of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$62.00M	USD	Point-in-time
Cash, Cash Equivalents, and Restricted Cash at Beginning of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$89.00M	USD	Point-in-time
Cash, Cash Equivalents, and Restricted Cash at End of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$86.00M	USD	Point-in-time
Cash, Cash Equivalents, and Restricted Cash at End of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$76.00M	USD	Point-in-time
Cash, Cash Equivalents, and Restricted Cash at End of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$62.00M	USD	Point-in-time
Cash, Cash Equivalents, and Restricted Cash at End of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$89.00M	USD	Point-in-time
Plant and equipment expenditures in accounts payable	`CapitalExpendituresIncurredButNotYetPaid`	$216.00M	USD	2 Qtrs
Plant and equipment expenditures in accounts payable	`CapitalExpendituresIncurredButNotYetPaid`	$270.00M	USD	2 Qtrs

Stockholders Equity 52 line items

Line Item	Tag	Value	Unit	Period
Dividends declared on common stock (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.94	USD	1 Quarter
Dividends declared on common stock (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$1.89	USD	1 Quarter
Dividends declared on common stock (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$1.77	USD	1 Quarter
Dividends declared on common stock (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.88	USD	1 Quarter
Beginning Balance (in shares)	`CommonStockSharesOutstanding`	183.30M	shares	Point-in-time
Beginning Balance (in shares)	`CommonStockSharesOutstanding`	181.93M	shares	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.36B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.57B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$11.02B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$9.99B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.32B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.72B	USD	Point-in-time
Beginning Balance	`StockholdersEquity`	$10.40B	USD	Point-in-time
Beginning Balance	`StockholdersEquity`	$10.24B	USD	Point-in-time
Net Income	`NetIncomeLoss`	$234.00M	USD	1 Quarter
Net Income	`NetIncomeLoss`	$583.00M	USD	2 Qtrs
Net Income	`NetIncomeLoss`	$182.00M	USD	1 Quarter
Net Income	`NetIncomeLoss`	$595.00M	USD	2 Qtrs
Net Income (Loss)	`ProfitLoss`	$408.00M	USD	1 Quarter
Net Income (Loss)	`ProfitLoss`	$236.00M	USD	1 Quarter
Net Income (Loss)	`ProfitLoss`	$587.00M	USD	2 Qtrs
Net Income (Loss)	`ProfitLoss`	$587.00M	USD	2 Qtrs
Net Income (Loss)	`ProfitLoss`	$179.00M	USD	1 Quarter
Net Income (Loss)	`ProfitLoss`	$351.00M	USD	1 Quarter
Dividends declared on common stock	`DividendsCommonStockCash`	$173.00M	USD	1 Quarter
Dividends declared on common stock	`DividendsCommonStockCash`	$321.00M	USD	1 Quarter
Dividends declared on common stock	`DividendsCommonStockCash`	$160.00M	USD	1 Quarter
Dividends declared on common stock	`DividendsCommonStockCash`	$347.00M	USD	1 Quarter
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$16.00M	USD	1 Quarter
Contribution of common stock to pension plan	`StockIssuedDuringPeriodValueEmployeeBenefitPlan`	$100.00M	USD	1 Quarter
Contribution of common stock to pension plan	`StockIssuedDuringPeriodValueEmployeeBenefitPlan`	$175.00M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-3.00M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-1.00M	USD	2 Qtrs
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$2.00M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$2.00M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$2.00M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$4.00M	USD	2 Qtrs
Purchase of noncontrolling interests, principally SGG	`MinorityInterestDecreaseFromRedemptions`	$300.00M	USD	1 Quarter
Stock-based compensation, net contributions from (distributions to) noncontrolling interests, and other	`StockholdersEquityOther`	$34.00M	USD	1 Quarter
Stock-based compensation, net contributions from (distributions to) noncontrolling interests, and other	`StockholdersEquityOther`	$-20.00M	USD	1 Quarter
Stock-based compensation, net contributions from (distributions to) noncontrolling interests, and other	`StockholdersEquityOther`	$-5.00M	USD	1 Quarter
Stock-based compensation, net contributions from (distributions to) noncontrolling interests, and other	`StockholdersEquityOther`	$-22.00M	USD	1 Quarter
Ending Balance (in shares)	`CommonStockSharesOutstanding`	183.30M	shares	Point-in-time
Ending Balance (in shares)	`CommonStockSharesOutstanding`	181.93M	shares	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.36B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.57B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$11.02B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$9.99B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.32B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.72B	USD	Point-in-time
Ending Balance	`StockholdersEquity`	$10.40B	USD	Point-in-time
Ending Balance	`StockholdersEquity`	$10.24B	USD	Point-in-time

Comprehensive Income 52 line items

Line Item	Tag	Value	Unit	Period
Net Income	`ProfitLoss`	$408.00M	USD	1 Quarter
Tax effect on benefit obligation	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-2.00M	USD	2 Qtrs
Net Income	`ProfitLoss`	$236.00M	USD	1 Quarter
Tax effect on benefit obligation	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-1.00M	USD	1 Quarter
Net Income	`ProfitLoss`	$587.00M	USD	2 Qtrs
Net Income	`ProfitLoss`	$587.00M	USD	2 Qtrs
Tax effect on benefit obligation	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-1.00M	USD	1 Quarter
Net Income	`ProfitLoss`	$179.00M	USD	1 Quarter
Tax effect on benefit obligation	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-2.00M	USD	2 Qtrs
Net Income	`ProfitLoss`	$351.00M	USD	1 Quarter
Tax effect on net unrealized losses on derivatives during the period	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax`	$-3.00M	USD	2 Qtrs
Net Income	`NetIncomeLoss`	$234.00M	USD	1 Quarter
Net Income	`NetIncomeLoss`	$583.00M	USD	2 Qtrs
Tax effect on net unrealized losses on derivatives during the period	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax`	$-2.00M	USD	1 Quarter
Net Income	`NetIncomeLoss`	$182.00M	USD	1 Quarter
Net Income	`NetIncomeLoss`	$595.00M	USD	2 Qtrs
Tax effect on net unrealized losses on derivatives during the period	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax`	-	USD	2 Qtrs
Tax effect on net unrealized losses on derivatives during the period	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax`	-	USD	1 Quarter
Tax effect on net unrealized gains on investments during the period	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	-	USD	2 Qtrs
Benefit obligations, net of taxes of $1, $1, $2 and $2, respectively	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-5.00M	USD	2 Qtrs
Tax effect on net unrealized gains on investments during the period	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	-	USD	2 Qtrs
Benefit obligations, net of taxes of $1, $1, $2 and $2, respectively	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-3.00M	USD	1 Quarter
Benefit obligations, net of taxes of $1, $1, $2 and $2, respectively	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-7.00M	USD	2 Qtrs
Tax effect on net unrealized gains on investments during the period	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	-	USD	1 Quarter
Tax effect on net unrealized gains on investments during the period	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	-	USD	1 Quarter
Benefit obligations, net of taxes of $1, $1, $2 and $2, respectively	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-3.00M	USD	1 Quarter
Net unrealized losses on derivatives during the period, net of taxes of $(2), $, $(3), and $, respectively	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax`	$-6.00M	USD	1 Quarter
Net unrealized losses on derivatives during the period, net of taxes of $(2), $, $(3), and $, respectively	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax`	$-9.00M	USD	2 Qtrs
Net unrealized losses on derivatives during the period, net of taxes of $(2), $, $(3), and $, respectively	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax`	-	USD	2 Qtrs
Net unrealized losses on derivatives during the period, net of taxes of $(2), $, $(3), and $, respectively	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax`	-	USD	1 Quarter
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-1.00M	USD	1 Quarter
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	-	USD	1 Quarter
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-1.00M	USD	2 Qtrs
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$1.00M	USD	2 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-3.00M	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-1.00M	USD	2 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$2.00M	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$2.00M	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$2.00M	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$4.00M	USD	2 Qtrs
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$586.00M	USD	2 Qtrs
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$176.00M	USD	1 Quarter
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$238.00M	USD	1 Quarter
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$591.00M	USD	2 Qtrs
Less: Comprehensive income (loss) attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$-3.00M	USD	1 Quarter
Less: Comprehensive income (loss) attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$4.00M	USD	2 Qtrs
Less: Comprehensive income (loss) attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$2.00M	USD	1 Quarter
Less: Comprehensive income (loss) attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$-8.00M	USD	2 Qtrs
Comprehensive Income Attributable to DTE Energy Company/DTE Electric Company	`ComprehensiveIncomeNetOfTax`	$236.00M	USD	1 Quarter
Comprehensive Income Attributable to DTE Energy Company/DTE Electric Company	`ComprehensiveIncomeNetOfTax`	$179.00M	USD	1 Quarter
Comprehensive Income Attributable to DTE Energy Company/DTE Electric Company	`ComprehensiveIncomeNetOfTax`	$582.00M	USD	2 Qtrs
Comprehensive Income Attributable to DTE Energy Company/DTE Electric Company	`ComprehensiveIncomeNetOfTax`	$599.00M	USD	2 Qtrs

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