10-K Filing

AMERICAN WATER WORKS COMPANY, INC. CIK: 1410636 FY 2015

Filing Information

Form Type	10-K
Accession Number	`0001564590-16-013247`
Period End Date	20151231
Filing Date	20160225
Fiscal Year	2015
Fiscal Period	FY
XBRL Instance	awk-20151231.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 100 Income Statement 110 Cash Flow Statement 111 Stockholders Equity 43 Comprehensive Income 31

Balance Sheet 100 line items

Line Item	Tag	Value	Unit	Period
Common stock, par value	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common stock, par value	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	500.00M	shares	Point-in-time
Property, plant and equipment	`PropertyPlantAndEquipmentGross`	$17.27B	USD	Point-in-time
Property, plant and equipment	`PropertyPlantAndEquipmentGross`	$18.50B	USD	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	500.00M	shares	Point-in-time
Common stock, shares issued	`CommonStockSharesIssued`	179.46M	shares	Point-in-time
Accumulated depreciation	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$4.57B	USD	Point-in-time
Common stock, shares issued	`CommonStockSharesIssued`	180.91M	shares	Point-in-time
Accumulated depreciation	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$4.24B	USD	Point-in-time
Treasury Stock, shares	`TreasuryStockShares`	2.63M	shares	Point-in-time
Treasury Stock, shares	`TreasuryStockShares`	260,243.00	shares	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$13.03B	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$13.93B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$24.00M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$23.00M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$45.00M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$27.00M	USD	Point-in-time
Restricted funds	`RestrictedCashAndCashEquivalentsAtCarryingValue`	$14.00M	USD	Point-in-time
Restricted funds	`RestrictedCashAndCashEquivalentsAtCarryingValue`	$21.00M	USD	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$255.00M	USD	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$232.00M	USD	Point-in-time
Unbilled revenues	`UnbilledReceivablesCurrent`	$267.00M	USD	Point-in-time
Unbilled revenues	`UnbilledReceivablesCurrent`	$221.00M	USD	Point-in-time
Materials and supplies	`InventoryRawMaterialsAndSupplies`	$37.00M	USD	Point-in-time
Materials and supplies	`InventoryRawMaterialsAndSupplies`	$38.00M	USD	Point-in-time
Other	`OtherAssetsCurrent`	$48.00M	USD	Point-in-time
Other	`OtherAssetsCurrent`	$31.00M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$657.00M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$575.00M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$1.27B	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$1.15B	USD	Point-in-time
Goodwill	`Goodwill`	$1.21B	USD	Point-in-time
Goodwill	`Goodwill`	$1.30B	USD	Point-in-time
Other	`OtherAssetsNoncurrent`	$73.00M	USD	Point-in-time
Other	`OtherAssetsNoncurrent`	$78.00M	USD	Point-in-time
Total regulatory and other long-term assets	`RegulatedEntityOtherAssetsNoncurrent`	$2.65B	USD	Point-in-time
Total regulatory and other long-term assets	`RegulatedEntityOtherAssetsNoncurrent`	$2.43B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$15.06B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$16.04B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$17.24B	USD	Point-in-time
Common stock ($0.01 par value, 500,000,000 shares authorized, 180,907,483 and 179,461,606 shares issued as of December 31, 2015 and 2014, respectively)	`CommonStockValue`	$2.00M	USD	Point-in-time
Common stock ($0.01 par value, 500,000,000 shares authorized, 180,907,483 and 179,461,606 shares issued as of December 31, 2015 and 2014, respectively)	`CommonStockValue`	$2.00M	USD	Point-in-time
Paid-in-capital	`AdditionalPaidInCapitalCommonStock`	$6.35B	USD	Point-in-time
Paid-in-capital	`AdditionalPaidInCapitalCommonStock`	$6.30B	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-1.07B	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-1.30B	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-88.00M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-35.00M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-82.00M	USD	Point-in-time
Treasury stock, at cost (2,625,112 and 260,243 shares as of December 31, 2015 and 2014, respectively)	`TreasuryStockValue`	$11.00M	USD	Point-in-time
Treasury stock, at cost (2,625,112 and 260,243 shares as of December 31, 2015 and 2014, respectively)	`TreasuryStockValue`	$143.00M	USD	Point-in-time
Total common stockholders' equity	`StockholdersEquity`	$4.45B	USD	Point-in-time
Total common stockholders' equity	`StockholdersEquity`	$4.92B	USD	Point-in-time
Total common stockholders' equity	`StockholdersEquity`	$5.05B	USD	Point-in-time
Total common stockholders' equity	`StockholdersEquity`	$4.73B	USD	Point-in-time
Long-term debt	`LongTermDebtAndCapitalLeaseObligations`	$5.43B	USD	Point-in-time
Long-term debt	`LongTermDebtAndCapitalLeaseObligations`	$5.86B	USD	Point-in-time
Redeemable preferred stock at redemption value	`RedeemablePreferredStockAtRedemptionValue`	$12.00M	USD	Point-in-time
Redeemable preferred stock at redemption value	`RedeemablePreferredStockAtRedemptionValue`	$15.00M	USD	Point-in-time
Total capitalization	`CapitalizationLongtermDebtAndEquity`	$10.92B	USD	Point-in-time
Total capitalization	`CapitalizationLongtermDebtAndEquity`	$10.36B	USD	Point-in-time
Short-term debt	`ShortTermBorrowings`	$450.00M	USD	Point-in-time
Short-term debt	`ShortTermBorrowings`	$628.00M	USD	Point-in-time
Current portion of long-term debt	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$61.00M	USD	Point-in-time
Current portion of long-term debt	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$54.00M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$126.00M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$100.00M	USD	Point-in-time
Accrued liabilities	`AccruedLiabilitiesCurrent`	$395.00M	USD	Point-in-time
Accrued liabilities	`AccruedLiabilitiesCurrent`	$493.00M	USD	Point-in-time
Taxes accrued	`TaxesPayableCurrent`	$25.00M	USD	Point-in-time
Taxes accrued	`TaxesPayableCurrent`	$26.00M	USD	Point-in-time
Interest accrued	`InterestPayableCurrent`	$62.00M	USD	Point-in-time
Interest accrued	`InterestPayableCurrent`	$57.00M	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$144.00M	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$153.00M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.53B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.24B	USD	Point-in-time
Advances for construction	`CustomerAdvancesForConstruction`	$349.00M	USD	Point-in-time
Advances for construction	`CustomerAdvancesForConstruction`	$368.00M	USD	Point-in-time
Deferred income taxes, net	`DeferredTaxLiabilitiesNoncurrent`	$2.31B	USD	Point-in-time
Deferred income taxes, net	`DeferredTaxLiabilitiesNoncurrent`	$2.03B	USD	Point-in-time
Deferred investment tax credits	`AccumulatedDeferredInvestmentTaxCredit`	$24.00M	USD	Point-in-time
Deferred investment tax credits	`AccumulatedDeferredInvestmentTaxCredit`	$25.00M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$392.00M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$402.00M	USD	Point-in-time
Accrued pension	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$316.00M	USD	Point-in-time
Accrued pension	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$342.00M	USD	Point-in-time
Accrued postretirement benefit	`OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent`	$169.00M	USD	Point-in-time
Accrued postretirement benefit	`OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent`	$193.00M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$37.00M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$68.00M	USD	Point-in-time
Total regulatory and other long-term liabilities	`LiabilitiesNoncurrent`	$3.37B	USD	Point-in-time
Total regulatory and other long-term liabilities	`LiabilitiesNoncurrent`	$3.66B	USD	Point-in-time
Contributions in aid of construction	`ContributionsInAidOfConstruction`	$1.07B	USD	Point-in-time
Contributions in aid of construction	`ContributionsInAidOfConstruction`	$1.12B	USD	Point-in-time
Commitments and contingencies (See Note 15)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (See Note 15)	`CommitmentsAndContingencies`	-	USD	Point-in-time
TOTAL CAPITALIZATION AND LIABILITIES	`LiabilitiesAndStockholdersEquity`	$17.24B	USD	Point-in-time
TOTAL CAPITALIZATION AND LIABILITIES	`LiabilitiesAndStockholdersEquity`	$16.04B	USD	Point-in-time

Income Statement 110 line items

Line Item	Tag	Value	Unit	Period
Operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$2.88B	USD	Annual
Operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$679.00M	USD	1 Quarter
Operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$3.01B	USD	Annual
Operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$755.00M	USD	1 Quarter
Operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$3.16B	USD	Annual
Operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$782.00M	USD	1 Quarter
Operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$846.00M	USD	1 Quarter
Operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$783.00M	USD	1 Quarter
Operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$896.00M	USD	1 Quarter
Operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$698.00M	USD	1 Quarter
Operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$731.00M	USD	1 Quarter
Operation and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$1.40B	USD	Annual
Operation and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$1.35B	USD	Annual
Operation and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$1.29B	USD	Annual
Depreciation and amortization	`UtilitiesOperatingExpenseDepreciationAndAmortization`	$424.00M	USD	Annual
Depreciation and amortization	`UtilitiesOperatingExpenseDepreciationAndAmortization`	$440.00M	USD	Annual
Depreciation and amortization	`UtilitiesOperatingExpenseDepreciationAndAmortization`	$407.00M	USD	Annual
General taxes	`UtilitiesOperatingExpenseTaxes`	$236.00M	USD	Annual
General taxes	`UtilitiesOperatingExpenseTaxes`	$234.00M	USD	Annual
General taxes	`UtilitiesOperatingExpenseTaxes`	$243.00M	USD	Annual
(Gain) loss on asset dispositions and purchases	`GainLossOnDispositionOfAssets1`	$2.00M	USD	Annual
(Gain) loss on asset dispositions and purchases	`GainLossOnDispositionOfAssets1`	$3.00M	USD	Annual
(Gain) loss on asset dispositions and purchases	`GainLossOnDispositionOfAssets1`	$-1.00M	USD	Annual
Total operating expenses, net	`OperatingExpenses`	$2.01B	USD	Annual
Total operating expenses, net	`OperatingExpenses`	$1.93B	USD	Annual
Total operating expenses, net	`OperatingExpenses`	$2.08B	USD	Annual
Operating income	`OperatingIncomeLoss`	$187.00M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$1.07B	USD	Annual
Operating income	`OperatingIncomeLoss`	$337.00M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$948.00M	USD	Annual
Operating income	`OperatingIncomeLoss`	$278.00M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$255.00M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$1.00B	USD	Annual
Operating income	`OperatingIncomeLoss`	$232.00M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$361.00M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$224.00M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$204.00M	USD	1 Quarter
Interest, net	`InterestIncomeExpenseNonoperatingNet`	$-308.00M	USD	Annual
Interest, net	`InterestIncomeExpenseNonoperatingNet`	$-299.00M	USD	Annual
Interest, net	`InterestIncomeExpenseNonoperatingNet`	$-308.00M	USD	Annual
Loss on extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	$-41.00M	USD	Annual
Other, net	`OtherNonoperatingIncomeExpense`	$15.00M	USD	Annual
Other, net	`OtherNonoperatingIncomeExpense`	$9.00M	USD	Annual
Other, net	`OtherNonoperatingIncomeExpense`	$6.00M	USD	Annual
Total other income (expenses)	`NonoperatingIncomeExpense`	$-293.00M	USD	Annual
Total other income (expenses)	`NonoperatingIncomeExpense`	$-293.00M	USD	Annual
Total other income (expenses)	`NonoperatingIncomeExpense`	$-340.00M	USD	Annual
Income from continuing operations before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$608.00M	USD	Annual
Income from continuing operations before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$710.00M	USD	Annual
Income from continuing operations before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$782.00M	USD	Annual
Provision for income taxes	`IncomeTaxExpenseBenefit`	$306.00M	USD	Annual
Provision for income taxes	`IncomeTaxExpenseBenefit`	$280.00M	USD	Annual
Provision for income taxes	`IncomeTaxExpenseBenefit`	$237.00M	USD	Annual
Income from continuing operations	`IncomeLossFromContinuingOperations`	$430.00M	USD	Annual
Income from continuing operations	`IncomeLossFromContinuingOperations`	$476.00M	USD	Annual
Income from continuing operations	`IncomeLossFromContinuingOperations`	$371.00M	USD	Annual
Loss from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$-7.00M	USD	Annual
Loss from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTax`	$-2.00M	USD	Annual
Net income attributable to common stockholders	`NetIncomeLoss`	$80.00M	USD	1 Quarter
Net income attributable to common stockholders	`NetIncomeLoss`	$123.00M	USD	1 Quarter
Net income attributable to common stockholders	`NetIncomeLoss`	$423.00M	USD	Annual
Net income attributable to common stockholders	`NetIncomeLoss`	$476.00M	USD	Annual
Net income attributable to common stockholders	`NetIncomeLoss`	$369.00M	USD	Annual
Net income attributable to common stockholders	`NetIncomeLoss`	$94.00M	USD	1 Quarter
Net income attributable to common stockholders	`NetIncomeLoss`	$174.00M	USD	1 Quarter
Net income attributable to common stockholders	`NetIncomeLoss`	$152.00M	USD	1 Quarter
Net income attributable to common stockholders	`NetIncomeLoss`	$99.00M	USD	1 Quarter
Net income attributable to common stockholders	`NetIncomeLoss`	$68.00M	USD	1 Quarter
Net income attributable to common stockholders	`NetIncomeLoss`	$109.00M	USD	1 Quarter
Income from continuing operations	`IncomeLossFromContinuingOperationsPerBasicShare`	$2.08	USD	Annual
Income from continuing operations	`IncomeLossFromContinuingOperationsPerBasicShare`	$2.40	USD	Annual
Income from continuing operations	`IncomeLossFromContinuingOperationsPerBasicShare`	$2.66	USD	Annual
Loss from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$-0.04	USD	Annual
Loss from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$-0.01	USD	Annual
Net income attributable to common stockholders	`EarningsPerShareBasic`	$2.08	USD	Annual
Net income attributable to common stockholders	`EarningsPerShareBasic`	$0.61	USD	1 Quarter
Net income attributable to common stockholders	`EarningsPerShareBasic`	$0.38	USD	1 Quarter
Net income attributable to common stockholders	`EarningsPerShareBasic`	$0.69	USD	1 Quarter
Net income attributable to common stockholders	`EarningsPerShareBasic`	$0.85	USD	1 Quarter
Net income attributable to common stockholders	`EarningsPerShareBasic`	$2.36	USD	Annual
Net income attributable to common stockholders	`EarningsPerShareBasic`	$0.45	USD	1 Quarter
Net income attributable to common stockholders	`EarningsPerShareBasic`	$0.55	USD	1 Quarter
Net income attributable to common stockholders	`EarningsPerShareBasic`	$2.66	USD	Annual
Net income attributable to common stockholders	`EarningsPerShareBasic`	$0.97	USD	1 Quarter
Net income attributable to common stockholders	`EarningsPerShareBasic`	$0.52	USD	1 Quarter
Income from continuing operations	`IncomeLossFromContinuingOperationsPerDilutedShare`	$2.64	USD	Annual
Income from continuing operations	`IncomeLossFromContinuingOperationsPerDilutedShare`	$2.39	USD	Annual
Income from continuing operations	`IncomeLossFromContinuingOperationsPerDilutedShare`	$2.07	USD	Annual
Loss from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$-0.01	USD	Annual
Loss from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$-0.04	USD	Annual
Net income attributable to common stockholders	`EarningsPerShareDiluted`	$2.35	USD	Annual
Net income attributable to common stockholders	`EarningsPerShareDiluted`	$0.55	USD	1 Quarter
Net income attributable to common stockholders	`EarningsPerShareDiluted`	$0.44	USD	1 Quarter
Net income attributable to common stockholders	`EarningsPerShareDiluted`	$0.85	USD	1 Quarter
Net income attributable to common stockholders	`EarningsPerShareDiluted`	$0.52	USD	1 Quarter
Net income attributable to common stockholders	`EarningsPerShareDiluted`	$0.68	USD	1 Quarter
Net income attributable to common stockholders	`EarningsPerShareDiluted`	$0.38	USD	1 Quarter
Net income attributable to common stockholders	`EarningsPerShareDiluted`	$2.06	USD	Annual
Net income attributable to common stockholders	`EarningsPerShareDiluted`	$0.96	USD	1 Quarter
Net income attributable to common stockholders	`EarningsPerShareDiluted`	$2.64	USD	Annual
Net income attributable to common stockholders	`EarningsPerShareDiluted`	$0.61	USD	1 Quarter
Basic	`WeightedAverageNumberOfSharesOutstandingBasic`	179.00M	shares	Annual
Basic	`WeightedAverageNumberOfSharesOutstandingBasic`	178.00M	shares	Annual
Basic	`WeightedAverageNumberOfSharesOutstandingBasic`	179.00M	shares	Annual
Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	180.00M	shares	Annual
Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	179.00M	shares	Annual
Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	180.00M	shares	Annual
Dividends declared per common share	`CommonStockDividendsPerShareDeclared`	$1.12	USD	Annual
Dividends declared per common share	`CommonStockDividendsPerShareDeclared`	$1.36	USD	Annual
Dividends declared per common share	`CommonStockDividendsPerShareDeclared`	$1.24	USD	Annual

Cash Flow Statement 111 line items

Line Item	Tag	Value	Unit	Period
Advances and contributions for construction, refunds	`RepaymentsOfConstructionLoansPayable`	$23.00M	USD	Annual
Advances and contributions for construction, refunds	`RepaymentsOfConstructionLoansPayable`	$21.00M	USD	Annual
Advances and contributions for construction, refunds	`RepaymentsOfConstructionLoansPayable`	$23.00M	USD	Annual
Net income	`ProfitLoss`	$476.00M	USD	Annual
Net income	`ProfitLoss`	$423.00M	USD	Annual
Income taxes, refunds	`ProceedsFromIncomeTaxRefunds`	$1.00M	USD	Annual
Net income	`ProfitLoss`	$369.00M	USD	Annual
Income taxes, refunds	`ProceedsFromIncomeTaxRefunds`	$4.00M	USD	Annual
Income taxes, refunds	`ProceedsFromIncomeTaxRefunds`	$4.00M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$440.00M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$424.00M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$407.00M	USD	Annual
Deferred income taxes and amortization of investment tax credits	`DeferredIncomeTaxesAndTaxCredits`	$254.00M	USD	Annual
Deferred income taxes and amortization of investment tax credits	`DeferredIncomeTaxesAndTaxCredits`	$296.00M	USD	Annual
Deferred income taxes and amortization of investment tax credits	`DeferredIncomeTaxesAndTaxCredits`	$250.00M	USD	Annual
Provision for losses on accounts receivable	`ProvisionForDoubtfulAccounts`	$27.00M	USD	Annual
Provision for losses on accounts receivable	`ProvisionForDoubtfulAccounts`	$37.00M	USD	Annual
Provision for losses on accounts receivable	`ProvisionForDoubtfulAccounts`	$32.00M	USD	Annual
(Gain) loss on asset dispositions and purchases	`GainLossOnDispositionOfAssets1`	$2.00M	USD	Annual
(Gain) loss on asset dispositions and purchases	`GainLossOnDispositionOfAssets1`	$3.00M	USD	Annual
(Gain) loss on asset dispositions and purchases	`GainLossOnDispositionOfAssets1`	$-1.00M	USD	Annual
Pension and non-pension postretirement benefits	`PensionAndOtherPostretirementBenefitExpense`	$78.00M	USD	Annual
Pension and non-pension postretirement benefits	`PensionAndOtherPostretirementBenefitExpense`	$61.00M	USD	Annual
Pension and non-pension postretirement benefits	`PensionAndOtherPostretirementBenefitExpense`	$24.00M	USD	Annual
Other non-cash, net	`OtherNoncashIncomeExpense`	$14.00M	USD	Annual
Other non-cash, net	`OtherNoncashIncomeExpense`	$1.00M	USD	Annual
Other non-cash, net	`OtherNoncashIncomeExpense`	$53.00M	USD	Annual
Receivables and unbilled revenues	`IncreaseDecreaseInReceivables`	$62.00M	USD	Annual
Receivables and unbilled revenues	`IncreaseDecreaseInReceivables`	$79.00M	USD	Annual
Receivables and unbilled revenues	`IncreaseDecreaseInReceivables`	$84.00M	USD	Annual
Pension and non-pension postretirement benefit contributions	`PensionAndOtherPostretirementBenefitContributions`	$98.00M	USD	Annual
Pension and non-pension postretirement benefit contributions	`PensionAndOtherPostretirementBenefitContributions`	$52.00M	USD	Annual
Pension and non-pension postretirement benefit contributions	`PensionAndOtherPostretirementBenefitContributions`	$57.00M	USD	Annual
Accounts payable and accrued liabilities	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$80.00M	USD	Annual
Accounts payable and accrued liabilities	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$15.00M	USD	Annual
Accounts payable and accrued liabilities	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$27.00M	USD	Annual
Other current assets and liabilities, net	`IncreaseDecreaseInOtherCurrentAssetsAndLiabilitiesNet`	$-38.00M	USD	Annual
Other current assets and liabilities, net	`IncreaseDecreaseInOtherCurrentAssetsAndLiabilitiesNet`	$9.00M	USD	Annual
Other current assets and liabilities, net	`IncreaseDecreaseInOtherCurrentAssetsAndLiabilitiesNet`	$73.00M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$896.00M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$1.10B	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$1.18B	USD	Annual
Capital expenditures	`PaymentsToAcquirePropertyPlantAndEquipmentOfContinuingOperations`	$980.00M	USD	Annual
Capital expenditures	`PaymentsToAcquirePropertyPlantAndEquipmentOfContinuingOperations`	$956.00M	USD	Annual
Capital expenditures	`PaymentsToAcquirePropertyPlantAndEquipmentOfContinuingOperations`	$1.16B	USD	Annual
Acquisitions	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$9.00M	USD	Annual
Acquisitions	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$197.00M	USD	Annual
Acquisitions	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$24.00M	USD	Annual
Proceeds from sale of assets and securities	`ProceedsFromSaleOfProductiveAssets`	$1.00M	USD	Annual
Proceeds from sale of assets and securities	`ProceedsFromSaleOfProductiveAssets`	$14.00M	USD	Annual
Proceeds from sale of assets and securities	`ProceedsFromSaleOfProductiveAssets`	$5.00M	USD	Annual
Removal costs from property, plant and equipment retirements, net	`PaymentsForProceedsFromRemovalCosts`	$65.00M	USD	Annual
Removal costs from property, plant and equipment retirements, net	`PaymentsForProceedsFromRemovalCosts`	$107.00M	USD	Annual
Removal costs from property, plant and equipment retirements, net	`PaymentsForProceedsFromRemovalCosts`	$78.00M	USD	Annual
Net funds (restricted) released	`IncreaseDecreaseInRestrictedCash`	$-15.00M	USD	Annual
Net funds (restricted) released	`IncreaseDecreaseInRestrictedCash`	$6.00M	USD	Annual
Net funds (restricted) released	`IncreaseDecreaseInRestrictedCash`	$-15.00M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-1.47B	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-1.01B	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-1.05B	USD	Annual
Proceeds from long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$565.00M	USD	Annual
Proceeds from long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$404.00M	USD	Annual
Proceeds from long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$501.00M	USD	Annual
Repayments of long-term debt	`RepaymentsOfLongTermDebt`	$496.00M	USD	Annual
Repayments of long-term debt	`RepaymentsOfLongTermDebt`	$240.00M	USD	Annual
Repayments of long-term debt	`RepaymentsOfLongTermDebt`	$130.00M	USD	Annual
Proceeds from short-term borrowings with maturities greater than three months	`ProceedsFromShortTermDebtMaturingInMoreThanThreeMonths`	$221.00M	USD	Annual
Proceeds from short-term borrowings with maturities greater than three months	`ProceedsFromShortTermDebtMaturingInMoreThanThreeMonths`	$60.00M	USD	Annual
Proceeds from short-term borrowings with maturities greater than three months	`ProceedsFromShortTermDebtMaturingInMoreThanThreeMonths`	$35.00M	USD	Annual
Repayments of short-term borrowings with maturities greater than three months	`RepaymentsOfDebtMaturingInMoreThanThreeMonths`	$256.00M	USD	Annual
Repayments of short-term borrowings with maturities greater than three months	`RepaymentsOfDebtMaturingInMoreThanThreeMonths`	$60.00M	USD	Annual
Net short-term borrowings with maturities less than three months	`ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess`	$139.00M	USD	Annual
Net short-term borrowings with maturities less than three months	`ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess`	$180.00M	USD	Annual
Net short-term borrowings with maturities less than three months	`ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess`	$41.00M	USD	Annual
Proceeds from issuances of employee stock plans and DRIP	`ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions`	$26.00M	USD	Annual
Proceeds from issuances of employee stock plans and DRIP	`ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions`	$21.00M	USD	Annual
Proceeds from issuances of employee stock plans and DRIP	`ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions`	$39.00M	USD	Annual
Advances and contributions for construction, net of refunds of $23, $21 and $23 in 2015, 2014 and 2013, respectively	`ProceedsFromConstructionLoansPayable`	$26.00M	USD	Annual
Advances and contributions for construction, net of refunds of $23, $21 and $23 in 2015, 2014 and 2013, respectively	`ProceedsFromConstructionLoansPayable`	$26.00M	USD	Annual
Advances and contributions for construction, net of refunds of $23, $21 and $23 in 2015, 2014 and 2013, respectively	`ProceedsFromConstructionLoansPayable`	$19.00M	USD	Annual
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	$5.00M	USD	Annual
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	$4.00M	USD	Annual
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	$7.00M	USD	Annual
Dividends paid	`PaymentsOfDividendsCommonStock`	$216.00M	USD	Annual
Dividends paid	`PaymentsOfDividendsCommonStock`	$239.00M	USD	Annual
Dividends paid	`PaymentsOfDividendsCommonStock`	$149.00M	USD	Annual
Anti-dilutive share repurchases	`PaymentsForRepurchaseOfCommonStock`	$126.00M	USD	Annual
Tax benefit realized from equity compensation	`ExcessTaxBenefitFromShareBasedCompensationFinancingActivities`	$6.00M	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-87.00M	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$308.00M	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$160.00M	USD	Annual
Net increase (decrease) in cash and cash equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$3.00M	USD	Annual
Net increase (decrease) in cash and cash equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$-4.00M	USD	Annual
Net increase (decrease) in cash and cash equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$22.00M	USD	Annual
Cash and cash equivalents at beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$24.00M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$23.00M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$45.00M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashAndCashEquivalentsAtCarryingValue`	$27.00M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashAndCashEquivalentsAtCarryingValue`	$24.00M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashAndCashEquivalentsAtCarryingValue`	$23.00M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashAndCashEquivalentsAtCarryingValue`	$45.00M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashAndCashEquivalentsAtCarryingValue`	$27.00M	USD	Point-in-time
Interest, net of capitalized amount	`InterestPaidNet`	$301.00M	USD	Annual
Interest, net of capitalized amount	`InterestPaidNet`	$309.00M	USD	Annual
Interest, net of capitalized amount	`InterestPaidNet`	$318.00M	USD	Annual
Income taxes, net of refunds of $1 and $4 in 2015 and 2014, respectively	`IncomeTaxesPaidNet`	$12.00M	USD	Annual
Income taxes, net of refunds of $1 and $4 in 2015 and 2014, respectively	`IncomeTaxesPaidNet`	$16.00M	USD	Annual
Income taxes, net of refunds of $1 and $4 in 2015 and 2014, respectively	`IncomeTaxesPaidNet`	$8.00M	USD	Annual
Capital expenditures acquired on account but unpaid as of year end	`CapitalExpendituresIncurredButNotYetPaid`	$129.00M	USD	Annual
Capital expenditures acquired on account but unpaid as of year end	`CapitalExpendituresIncurredButNotYetPaid`	$224.00M	USD	Annual
Capital expenditures acquired on account but unpaid as of year end	`CapitalExpendituresIncurredButNotYetPaid`	$186.00M	USD	Annual

Stockholders Equity 43 line items

Line Item	Tag	Value	Unit	Period
Other comprehensive income (loss), tax	`OtherComprehensiveIncomeLossTax`	$-30.00M	USD	Annual
Other comprehensive income (loss), tax	`OtherComprehensiveIncomeLossTax`	$-3.00M	USD	Annual
Other comprehensive income (loss), tax	`OtherComprehensiveIncomeLossTax`	$53.00M	USD	Annual
Beginning Balance	`StockholdersEquity`	$4.45B	USD	Point-in-time
Beginning Balance	`StockholdersEquity`	$4.92B	USD	Point-in-time
Beginning Balance	`StockholdersEquity`	$5.05B	USD	Point-in-time
Beginning Balance	`StockholdersEquity`	$4.73B	USD	Point-in-time
Beginning Balance (in shares)	`TreasuryStockShares`	2.63M	shares	Point-in-time
Beginning Balance (in shares)	`TreasuryStockShares`	260,243.00	shares	Point-in-time
Cumulative effect of change in accounting principle	`CumulativeEffectOfChangeInAccountingPrinciple`	$-8.00M	USD	Annual
Net income attributable to common stockholders	`NetIncomeLoss`	$80.00M	USD	1 Quarter
Net income attributable to common stockholders	`NetIncomeLoss`	$123.00M	USD	1 Quarter
Net income attributable to common stockholders	`NetIncomeLoss`	$423.00M	USD	Annual
Net income attributable to common stockholders	`NetIncomeLoss`	$476.00M	USD	Annual
Net income attributable to common stockholders	`NetIncomeLoss`	$369.00M	USD	Annual
Net income attributable to common stockholders	`NetIncomeLoss`	$94.00M	USD	1 Quarter
Net income attributable to common stockholders	`NetIncomeLoss`	$174.00M	USD	1 Quarter
Net income attributable to common stockholders	`NetIncomeLoss`	$152.00M	USD	1 Quarter
Net income attributable to common stockholders	`NetIncomeLoss`	$99.00M	USD	1 Quarter
Net income attributable to common stockholders	`NetIncomeLoss`	$68.00M	USD	1 Quarter
Net income attributable to common stockholders	`NetIncomeLoss`	$109.00M	USD	1 Quarter
Direct stock reinvestment and purchase plan	`StockIssuedDuringPeriodValueDividendReinvestmentPlan`	$2.00M	USD	Annual
Direct stock reinvestment and purchase plan	`StockIssuedDuringPeriodValueDividendReinvestmentPlan`	$4.00M	USD	Annual
Direct stock reinvestment and purchase plan	`StockIssuedDuringPeriodValueDividendReinvestmentPlan`	$2.00M	USD	Annual
Employee stock purchase plan	`StockIssuedDuringPeriodValueEmployeeStockPurchasePlan`	$5.00M	USD	Annual
Employee stock purchase plan	`StockIssuedDuringPeriodValueEmployeeStockPurchasePlan`	$5.00M	USD	Annual
Employee stock purchase plan	`StockIssuedDuringPeriodValueEmployeeStockPurchasePlan`	$5.00M	USD	Annual
Stock-based compensation activity	`StockIssuedDuringPeriodValueShareBasedCompensation`	$26.00M	USD	Annual
Stock-based compensation activity	`StockIssuedDuringPeriodValueShareBasedCompensation`	$26.00M	USD	Annual
Stock-based compensation activity	`StockIssuedDuringPeriodValueShareBasedCompensation`	$33.00M	USD	Annual
Subsidiary preferred stock redemption	`TemporaryEquityIssuePeriodIncreaseOrDecrease`	$-1.00M	USD	Annual
Repurchases of common stock	`TreasuryStockValueAcquiredCostMethod`	$126.00M	USD	Annual
Repurchases of common stock (in shares)	`TreasuryStockSharesAcquired`	2.30M	shares	Annual
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-47.00M	USD	Annual
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$81.00M	USD	Annual
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-6.00M	USD	Annual
Dividends	`DividendsCash`	$222.00M	USD	Annual
Dividends	`DividendsCash`	$244.00M	USD	Annual
Dividends	`DividendsCash`	$199.00M	USD	Annual
Ending Balance	`StockholdersEquity`	$4.45B	USD	Point-in-time
Ending Balance	`StockholdersEquity`	$4.92B	USD	Point-in-time
Ending Balance	`StockholdersEquity`	$5.05B	USD	Point-in-time
Ending Balance	`StockholdersEquity`	$4.73B	USD	Point-in-time

Comprehensive Income 31 line items

Line Item	Tag	Value	Unit	Period
Net income attributable to common stockholders	`NetIncomeLoss`	$80.00M	USD	1 Quarter
Net income attributable to common stockholders	`NetIncomeLoss`	$123.00M	USD	1 Quarter
Net income attributable to common stockholders	`NetIncomeLoss`	$423.00M	USD	Annual
Net income attributable to common stockholders	`NetIncomeLoss`	$476.00M	USD	Annual
Net income attributable to common stockholders	`NetIncomeLoss`	$369.00M	USD	Annual
Net income attributable to common stockholders	`NetIncomeLoss`	$94.00M	USD	1 Quarter
Change in employee benefit plan funded status, tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-29.00M	USD	Annual
Net income attributable to common stockholders	`NetIncomeLoss`	$174.00M	USD	1 Quarter
Change in employee benefit plan funded status, tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-6.00M	USD	Annual
Net income attributable to common stockholders	`NetIncomeLoss`	$152.00M	USD	1 Quarter
Net income attributable to common stockholders	`NetIncomeLoss`	$99.00M	USD	1 Quarter
Net income attributable to common stockholders	`NetIncomeLoss`	$68.00M	USD	1 Quarter
Net income attributable to common stockholders	`NetIncomeLoss`	$109.00M	USD	1 Quarter
Change in employee benefit plan funded status, tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$47.00M	USD	Annual
Actuarial loss, tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax`	$3.00M	USD	Annual
Actuarial loss, tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax`	$6.00M	USD	Annual
Change in employee benefit plan funded status, net of tax of $(6), $(29) and $47 in 2015, 2014 and 2013, respectively	`IncreaseDecreaseInPensionAndPostretirementObligations`	$46.00M	USD	Annual
Unrealized loss on cash flow hedge, tax	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax`	$-1.00M	USD	Annual
Change in employee benefit plan funded status, net of tax of $(6), $(29) and $47 in 2015, 2014 and 2013, respectively	`IncreaseDecreaseInPensionAndPostretirementObligations`	$10.00M	USD	Annual
Change in employee benefit plan funded status, net of tax of $(6), $(29) and $47 in 2015, 2014 and 2013, respectively	`IncreaseDecreaseInPensionAndPostretirementObligations`	$-73.00M	USD	Annual
Actuarial loss, net of tax of $3 and $6 in 2015 and 2013, respectively	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-9.00M	USD	Annual
Actuarial loss, net of tax of $3 and $6 in 2015 and 2013, respectively	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-5.00M	USD	Annual
Foreign currency translation adjustment	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-1.00M	USD	Annual
Foreign currency translation adjustment	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-1.00M	USD	Annual
Unrealized loss on cash flow hedge, net of tax of $(1)	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax`	$-1.00M	USD	Annual
Other comprehensive (loss) income	`OtherComprehensiveIncomeLossNetOfTax`	$-47.00M	USD	Annual
Other comprehensive (loss) income	`OtherComprehensiveIncomeLossNetOfTax`	$81.00M	USD	Annual
Other comprehensive (loss) income	`OtherComprehensiveIncomeLossNetOfTax`	$-6.00M	USD	Annual
Comprehensive income attributable to common stockholders	`ComprehensiveIncomeNetOfTax`	$470.00M	USD	Annual
Comprehensive income attributable to common stockholders	`ComprehensiveIncomeNetOfTax`	$376.00M	USD	Annual
Comprehensive income attributable to common stockholders	`ComprehensiveIncomeNetOfTax`	$450.00M	USD	Annual

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