10-Q Filing

DTE ENERGY CO CIK: 936340 Q2 2020

Filing Information

Form Type	10-Q
Accession Number	`0000936340-20-000219`
Period End Date	20200630
Filing Date	20200728
Fiscal Year	2020
Fiscal Period	Q2
XBRL Instance	dte-20200630_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 134 Income Statement 106 Cash Flow Statement 100 Stockholders Equity 50 Comprehensive Income 56

Balance Sheet 134 line items

Line Item	Tag	Value	Unit	Period
Allowance for doubtful accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$84.00M	USD	Point-in-time
Allowance for doubtful accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$91.00M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$579.00M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$93.00M	USD	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	400.00M	shares	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalentsAtCarryingValue`	$42.00M	USD	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	400.00M	shares	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalentsAtCarryingValue`	-	USD	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	192.65M	shares	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	192.21M	shares	Point-in-time
Customer	`AccountsReceivableNetCurrent`	$1.64B	USD	Point-in-time
Customer	`AccountsReceivableNetCurrent`	$1.38B	USD	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	192.21M	shares	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	192.65M	shares	Point-in-time
Other	`OtherReceivablesNetCurrent`	$245.00M	USD	Point-in-time
Other	`OtherReceivablesNetCurrent`	$371.00M	USD	Point-in-time
Fuel and gas	`EnergyRelatedInventory`	$349.00M	USD	Point-in-time
Fuel and gas	`EnergyRelatedInventory`	$373.00M	USD	Point-in-time
Materials and supplies	`InventoryRawMaterialsAndSupplies`	$386.00M	USD	Point-in-time
Materials and supplies	`InventoryRawMaterialsAndSupplies`	$436.00M	USD	Point-in-time
Derivative assets	`DerivativeAssetsCurrent`	$133.00M	USD	Point-in-time
Derivative assets	`DerivativeAssetsCurrent`	$105.00M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsCurrent`	$59.00M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsCurrent`	$5.00M	USD	Point-in-time
Other	`OtherAssetsCurrent`	$181.00M	USD	Point-in-time
Other	`OtherAssetsCurrent`	$209.00M	USD	Point-in-time
Total Current Assets	`AssetsCurrent`	$3.09B	USD	Point-in-time
Total Current Assets	`AssetsCurrent`	$3.50B	USD	Point-in-time
Nuclear decommissioning trust funds	`DecommissioningFundInvestments`	$1.66B	USD	Point-in-time
Nuclear decommissioning trust funds	`DecommissioningFundInvestments`	$1.60B	USD	Point-in-time
Investments in equity method investees	`EquityMethodInvestments`	$1.85B	USD	Point-in-time
Investments in equity method investees	`EquityMethodInvestments`	$1.86B	USD	Point-in-time
Other	`OtherLongTermInvestments`	$256.00M	USD	Point-in-time
Other	`OtherLongTermInvestments`	$265.00M	USD	Point-in-time
Total Investments	`LongTermInvestments`	$3.71B	USD	Point-in-time
Total Investments	`LongTermInvestments`	$3.79B	USD	Point-in-time
Property, plant, and equipment	`PropertyPlantAndEquipmentGross`	$35.07B	USD	Point-in-time
Property, plant, and equipment	`PropertyPlantAndEquipmentGross`	$36.68B	USD	Point-in-time
Accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$9.96B	USD	Point-in-time
Accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$9.76B	USD	Point-in-time
Property, plant, and equipment, net	`PropertyPlantAndEquipmentNet`	$26.72B	USD	Point-in-time
Property, plant, and equipment, net	`PropertyPlantAndEquipmentNet`	$25.32B	USD	Point-in-time
Goodwill	`Goodwill`	$2.46B	USD	Point-in-time
Goodwill	`Goodwill`	$2.46B	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$4.17B	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$4.24B	USD	Point-in-time
Intangible assets	`IntangibleAssetsNetExcludingGoodwill`	$2.38B	USD	Point-in-time
Intangible assets	`IntangibleAssetsNetExcludingGoodwill`	$2.39B	USD	Point-in-time
Notes receivable	`NotesAndLoansReceivableNetNoncurrent`	$202.00M	USD	Point-in-time
Notes receivable	`NotesAndLoansReceivableNetNoncurrent`	$228.00M	USD	Point-in-time
Derivative assets	`DerivativeAssetsNoncurrent`	$41.00M	USD	Point-in-time
Derivative assets	`DerivativeAssetsNoncurrent`	$43.00M	USD	Point-in-time
Prepaid postretirement costs	`PrepaidPostretirementCosts`	$69.00M	USD	Point-in-time
Prepaid postretirement costs	`PrepaidPostretirementCosts`	$113.00M	USD	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$169.00M	USD	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$161.00M	USD	Point-in-time
Other	`OtherAssetsMiscellaneousNoncurrent`	$182.00M	USD	Point-in-time
Other	`OtherAssetsMiscellaneousNoncurrent`	$175.00M	USD	Point-in-time
Total Other Assets	`OtherAssetsNoncurrent`	$9.69B	USD	Point-in-time
Total Other Assets	`OtherAssetsNoncurrent`	$9.80B	USD	Point-in-time
Total Assets	`Assets`	$43.74B	USD	Point-in-time
Total Assets	`Assets`	$41.88B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$1.02B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$1.08B	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$159.00M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$147.00M	USD	Point-in-time
Dividends payable	`DividendsPayableCurrent`	$195.00M	USD	Point-in-time
Dividends payable	`DividendsPayableCurrent`	$390.00M	USD	Point-in-time
Short-term borrowings	`ShortTermBorrowings`	$828.00M	USD	Point-in-time
Short-term borrowings	`ShortTermBorrowings`	$914.00M	USD	Point-in-time
Current portion long-term debt, including finance leases	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$670.00M	USD	Point-in-time
Current portion long-term debt, including finance leases	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$687.00M	USD	Point-in-time
Derivative liabilities	`DerivativeLiabilitiesCurrent`	$52.00M	USD	Point-in-time
Derivative liabilities	`DerivativeLiabilitiesCurrent`	$83.00M	USD	Point-in-time
Gas inventory equalization	`GasInventoryEqualization`	-	USD	Point-in-time
Gas inventory equalization	`GasInventoryEqualization`	$29.00M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityCurrent`	$25.00M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityCurrent`	$65.00M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$33.00M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$32.00M	USD	Point-in-time
Acquisition related deferred payment	`BusinessCombinationContingentConsiderationLiabilityCurrent`	$379.00M	USD	Point-in-time
Acquisition related deferred payment	`BusinessCombinationContingentConsiderationLiabilityCurrent`	$384.00M	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$516.00M	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$504.00M	USD	Point-in-time
Total Current Liabilities	`LiabilitiesCurrent`	$4.00B	USD	Point-in-time
Total Current Liabilities	`LiabilitiesCurrent`	$4.20B	USD	Point-in-time
Mortgage bonds, notes, and other	`OtherLongTermDebtNoncurrent`	$14.78B	USD	Point-in-time
Mortgage bonds, notes, and other	`OtherLongTermDebtNoncurrent`	$16.19B	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`	$9.00M	USD	Point-in-time
Finance lease liabilities	`FinanceLeaseLiabilityNoncurrent`	$11.00M	USD	Point-in-time
Total Long-Term Debt (net of current portion)	`LongTermDebtAndCapitalLeaseObligations`	$15.94B	USD	Point-in-time
Total Long-Term Debt (net of current portion)	`LongTermDebtAndCapitalLeaseObligations`	$17.34B	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$2.65B	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$2.31B	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$3.20B	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$3.26B	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$2.67B	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$2.75B	USD	Point-in-time
Unamortized investment tax credit	`AccumulatedDeferredInvestmentTaxCredit`	$166.00M	USD	Point-in-time
Unamortized investment tax credit	`AccumulatedDeferredInvestmentTaxCredit`	$163.00M	USD	Point-in-time
Derivative liabilities	`DerivativeLiabilitiesNoncurrent`	$33.00M	USD	Point-in-time
Derivative liabilities	`DerivativeLiabilitiesNoncurrent`	$86.00M	USD	Point-in-time
Accrued pension liability	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$808.00M	USD	Point-in-time
Accrued pension liability	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$779.00M	USD	Point-in-time
Nuclear decommissioning	`AccruedEnvironmentalLossContingenciesNoncurrent`	$249.00M	USD	Point-in-time
Nuclear decommissioning	`AccruedEnvironmentalLossContingenciesNoncurrent`	$241.00M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$127.00M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$121.00M	USD	Point-in-time
Other	`OtherSundryLiabilitiesNoncurrent`	$427.00M	USD	Point-in-time
Other	`OtherSundryLiabilitiesNoncurrent`	$366.00M	USD	Point-in-time
Total Other Liabilities	`OtherLiabilitiesNoncurrent`	$10.31B	USD	Point-in-time
Total Other Liabilities	`OtherLiabilitiesNoncurrent`	$10.11B	USD	Point-in-time
Commitments and Contingencies (Notes 6 and 13)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and Contingencies (Notes 6 and 13)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Common stock	`CommonStockValue`	$5.23B	USD	Point-in-time
Common stock	`CommonStockValue`	$5.25B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$6.59B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$6.62B	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-148.00M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-141.00M	USD	Point-in-time
Total DTE Energy/DTE Electric Company Equity	`StockholdersEquity`	$11.72B	USD	Point-in-time
Total DTE Energy/DTE Electric Company Equity	`StockholdersEquity`	$11.67B	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$168.00M	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$164.00M	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.72B	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$11.99B	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$11.89B	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$11.02B	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$11.84B	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.57B	USD	Point-in-time
Total Liabilities and Equity	`LiabilitiesAndStockholdersEquity`	$43.74B	USD	Point-in-time
Total Liabilities and Equity	`LiabilitiesAndStockholdersEquity`	$41.88B	USD	Point-in-time

Income Statement 106 line items

Line Item	Tag	Value	Unit	Period
Utility operations	`RegulatedOperatingRevenue`	$3.28B	USD	2 Qtrs
Utility operations	`RegulatedOperatingRevenue`	$1.42B	USD	1 Quarter
Utility operations	`RegulatedOperatingRevenue`	$1.54B	USD	1 Quarter
Utility operations	`RegulatedOperatingRevenue`	$3.27B	USD	2 Qtrs
Non-utility operations	`UnregulatedOperatingRevenue`	$3.12B	USD	2 Qtrs
Non-utility operations	`UnregulatedOperatingRevenue`	$2.33B	USD	2 Qtrs
Non-utility operations	`UnregulatedOperatingRevenue`	$1.47B	USD	1 Quarter
Non-utility operations	`UnregulatedOperatingRevenue`	$1.04B	USD	1 Quarter
Operating Revenues	`RegulatedAndUnregulatedOperatingRevenue`	$6.40B	USD	2 Qtrs
Operating Revenues	`RegulatedAndUnregulatedOperatingRevenue`	$2.58B	USD	1 Quarter
Operating Revenues	`RegulatedAndUnregulatedOperatingRevenue`	$5.61B	USD	2 Qtrs
Operating Revenues	`RegulatedAndUnregulatedOperatingRevenue`	$2.89B	USD	1 Quarter
Fuel, purchased power, and gas utility	`UtilitiesOperatingExpenseProductsAndServices`	$942.00M	USD	2 Qtrs
Fuel, purchased power, and gas utility	`UtilitiesOperatingExpenseProductsAndServices`	$360.00M	USD	1 Quarter
Fuel, purchased power, and gas utility	`UtilitiesOperatingExpenseProductsAndServices`	$841.00M	USD	2 Qtrs
Fuel, purchased power, and gas utility	`UtilitiesOperatingExpenseProductsAndServices`	$374.00M	USD	1 Quarter
Fuel, purchased power, and gas non-utility	`UnregulatedOperatingExpenseProductsandServices`	$2.64B	USD	2 Qtrs
Fuel, purchased power, and gas non-utility	`UnregulatedOperatingExpenseProductsandServices`	$1.26B	USD	1 Quarter
Fuel, purchased power, and gas non-utility	`UnregulatedOperatingExpenseProductsandServices`	$789.00M	USD	1 Quarter
Fuel, purchased power, and gas non-utility	`UnregulatedOperatingExpenseProductsandServices`	$1.76B	USD	2 Qtrs
Operation and maintenance	`RegulatedandUnregulatedOperatingExpenseMaintenanceandOperations`	$564.00M	USD	1 Quarter
Operation and maintenance	`RegulatedandUnregulatedOperatingExpenseMaintenanceandOperations`	$560.00M	USD	1 Quarter
Operation and maintenance	`RegulatedandUnregulatedOperatingExpenseMaintenanceandOperations`	$1.15B	USD	2 Qtrs
Operation and maintenance	`RegulatedandUnregulatedOperatingExpenseMaintenanceandOperations`	$1.14B	USD	2 Qtrs
Depreciation and amortization	`RegulatedandUnregulatedOperatingExpenseDepreciationandAmortization`	$350.00M	USD	1 Quarter
Depreciation and amortization	`RegulatedandUnregulatedOperatingExpenseDepreciationandAmortization`	$601.00M	USD	2 Qtrs
Depreciation and amortization	`RegulatedandUnregulatedOperatingExpenseDepreciationandAmortization`	$703.00M	USD	2 Qtrs
Depreciation and amortization	`RegulatedandUnregulatedOperatingExpenseDepreciationandAmortization`	$305.00M	USD	1 Quarter
Taxes other than income	`TaxesExcludingIncomeAndExciseTaxes`	$84.00M	USD	1 Quarter
Taxes other than income	`TaxesExcludingIncomeAndExciseTaxes`	$210.00M	USD	2 Qtrs
Taxes other than income	`TaxesExcludingIncomeAndExciseTaxes`	$203.00M	USD	2 Qtrs
Taxes other than income	`TaxesExcludingIncomeAndExciseTaxes`	$92.00M	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`	$-45.00M	USD	2 Qtrs
Asset (gains) losses and impairments, net	`GainLossOnSalesOfAssetsAndAssetImpairmentCharges`	$-55.00M	USD	1 Quarter
Operating Expenses	`CostsAndExpenses`	$2.59B	USD	1 Quarter
Operating Expenses	`CostsAndExpenses`	$4.69B	USD	2 Qtrs
Operating Expenses	`CostsAndExpenses`	$2.22B	USD	1 Quarter
Operating Expenses	`CostsAndExpenses`	$5.56B	USD	2 Qtrs
Operating Income	`OperatingIncomeLoss`	$913.00M	USD	2 Qtrs
Operating Income	`OperatingIncomeLoss`	$300.00M	USD	1 Quarter
Operating Income	`OperatingIncomeLoss`	$842.00M	USD	2 Qtrs
Operating Income	`OperatingIncomeLoss`	$367.00M	USD	1 Quarter
Interest expense	`InterestExpense`	$179.00M	USD	1 Quarter
Interest expense	`InterestExpense`	$354.00M	USD	2 Qtrs
Interest expense	`InterestExpense`	$154.00M	USD	1 Quarter
Interest expense	`InterestExpense`	$306.00M	USD	2 Qtrs
Interest income	`InvestmentIncomeInterest`	$3.00M	USD	1 Quarter
Interest income	`InvestmentIncomeInterest`	$16.00M	USD	2 Qtrs
Interest income	`InvestmentIncomeInterest`	$6.00M	USD	1 Quarter
Interest income	`InvestmentIncomeInterest`	$7.00M	USD	2 Qtrs
Non-operating retirement benefits, net	`NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent`	$15.00M	USD	2 Qtrs
Non-operating retirement benefits, net	`NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent`	$10.00M	USD	1 Quarter
Non-operating retirement benefits, net	`NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent`	$19.00M	USD	2 Qtrs
Non-operating retirement benefits, net	`NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent`	$6.00M	USD	1 Quarter
Other income	`OtherNonoperatingIncome`	$161.00M	USD	2 Qtrs
Other income	`OtherNonoperatingIncome`	$166.00M	USD	2 Qtrs
Other income	`OtherNonoperatingIncome`	$73.00M	USD	1 Quarter
Other income	`OtherNonoperatingIncome`	$101.00M	USD	1 Quarter
Other expenses	`OtherNonoperatingExpense`	$12.00M	USD	1 Quarter
Other expenses	`OtherNonoperatingExpense`	$52.00M	USD	2 Qtrs
Other expenses	`OtherNonoperatingExpense`	$23.00M	USD	2 Qtrs
Other expenses	`OtherNonoperatingExpense`	$6.00M	USD	1 Quarter
Other (Income) and Deductions	`NonoperatingIncomeExpense`	$-84.00M	USD	1 Quarter
Other (Income) and Deductions	`NonoperatingIncomeExpense`	$-239.00M	USD	2 Qtrs
Other (Income) and Deductions	`NonoperatingIncomeExpense`	$-100.00M	USD	1 Quarter
Other (Income) and Deductions	`NonoperatingIncomeExpense`	$-180.00M	USD	2 Qtrs
Income Before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$283.00M	USD	1 Quarter
Income Before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$662.00M	USD	2 Qtrs
Income Before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$200.00M	USD	1 Quarter
Income Before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$674.00M	USD	2 Qtrs
Income Tax Expense	`IncomeTaxExpenseBenefit`	$55.00M	USD	2 Qtrs
Income Tax Expense	`IncomeTaxExpenseBenefit`	$6.00M	USD	1 Quarter
Income Tax Expense	`IncomeTaxExpenseBenefit`	$21.00M	USD	1 Quarter
Income Tax Expense	`IncomeTaxExpenseBenefit`	$75.00M	USD	2 Qtrs
Net Income	`ProfitLoss`	$342.00M	USD	1 Quarter
Net Income	`ProfitLoss`	$179.00M	USD	1 Quarter
Net Income	`ProfitLoss`	$277.00M	USD	1 Quarter
Net Income	`ProfitLoss`	$619.00M	USD	2 Qtrs
Net Income	`ProfitLoss`	$587.00M	USD	2 Qtrs
Net Income	`ProfitLoss`	$408.00M	USD	1 Quarter
Less: Net Income (Loss) Attributable to Noncontrolling Interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$2.00M	USD	2 Qtrs
Less: Net Income (Loss) Attributable to Noncontrolling Interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$-3.00M	USD	1 Quarter
Less: Net Income (Loss) Attributable to Noncontrolling Interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.00M	USD	2 Qtrs
Less: Net Income (Loss) Attributable to Noncontrolling Interests	`NetIncomeLossAttributableToNoncontrollingInterest`	-	USD	1 Quarter
Net Income Attributable to DTE Energy Company/DTE Electric Company	`NetIncomeLoss`	$617.00M	USD	2 Qtrs
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`	$277.00M	USD	1 Quarter
Net Income Attributable to DTE Energy Company (in dollars per share)	`EarningsPerShareBasic`	$3.20	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`	$1.44	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)	`EarningsPerShareDiluted`	$3.18	USD	2 Qtrs
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`	$1.44	USD	1 Quarter
Net Income Attributable to DTE Energy Company (in dollars per share)	`EarningsPerShareDiluted`	$3.20	USD	2 Qtrs
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	183.00M	shares	2 Qtrs
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	192.00M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	183.00M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	192.00M	shares	2 Qtrs
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	193.00M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	192.00M	shares	2 Qtrs
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	184.00M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	183.00M	shares	2 Qtrs

Cash Flow Statement 100 line items

Line Item	Tag	Value	Unit	Period
Net Income	`ProfitLoss`	$342.00M	USD	1 Quarter
Net Income	`ProfitLoss`	$179.00M	USD	1 Quarter
Net Income	`ProfitLoss`	$277.00M	USD	1 Quarter
Net Income	`ProfitLoss`	$619.00M	USD	2 Qtrs
Net Income	`ProfitLoss`	$587.00M	USD	2 Qtrs
Net Income	`ProfitLoss`	$408.00M	USD	1 Quarter
Net Income	`NetIncomeLoss`	$617.00M	USD	2 Qtrs
Net Income	`NetIncomeLoss`	$583.00M	USD	2 Qtrs
Net Income	`NetIncomeLoss`	$182.00M	USD	1 Quarter
Net Income	`NetIncomeLoss`	$277.00M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$601.00M	USD	2 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$703.00M	USD	2 Qtrs
Nuclear fuel amortization	`Nuclearfuelamortization`	$13.00M	USD	2 Qtrs
Nuclear fuel amortization	`Nuclearfuelamortization`	$30.00M	USD	2 Qtrs
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$7.00M	USD	1 Quarter
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`	$13.00M	USD	2 Qtrs
Deferred income taxes	`DeferredIncomeTaxesAndTaxCredits`	$80.00M	USD	2 Qtrs
Deferred income taxes	`DeferredIncomeTaxesAndTaxCredits`	$286.00M	USD	2 Qtrs
Equity earnings of equity method investees	`IncomeLossFromEquityMethodInvestments`	$30.00M	USD	1 Quarter
Equity earnings of equity method investees	`IncomeLossFromEquityMethodInvestments`	$43.00M	USD	2 Qtrs
Equity earnings of equity method investees	`IncomeLossFromEquityMethodInvestments`	$59.00M	USD	2 Qtrs
Equity earnings of equity method investees	`IncomeLossFromEquityMethodInvestments`	$20.00M	USD	1 Quarter
Dividends from equity method investees	`EquityMethodInvestmentDividendsOrDistributions`	$89.00M	USD	2 Qtrs
Dividends from equity method investees	`EquityMethodInvestmentDividendsOrDistributions`	$81.00M	USD	2 Qtrs
Asset (gains) losses and impairments, net	`GainLossonSaleofAssetsandAssetImpairmentChargesnet`	$-13.00M	USD	2 Qtrs
Asset (gains) losses and impairments, net	`GainLossonSaleofAssetsandAssetImpairmentChargesnet`	$-49.00M	USD	2 Qtrs
Accounts receivable, net	`IncreaseDecreaseInAccountsAndOtherReceivables`	$-156.00M	USD	2 Qtrs
Accounts receivable, net	`IncreaseDecreaseInAccountsAndOtherReceivables`	$-369.00M	USD	2 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$-46.00M	USD	2 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$24.00M	USD	2 Qtrs
Prepaid postretirement benefit costs	`IncreaseDecreaseinPrepaidPostretirementCosts`	$44.00M	USD	2 Qtrs
Prepaid postretirement benefit costs	`IncreaseDecreaseinPrepaidPostretirementCosts`	$38.00M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-78.00M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-247.00M	USD	2 Qtrs
Gas inventory equalization	`IncreaseDecreaseinGasInventoryEqualization`	$45.00M	USD	2 Qtrs
Gas inventory equalization	`IncreaseDecreaseinGasInventoryEqualization`	$29.00M	USD	2 Qtrs
Accrued pension liability	`IncreaseDecreaseInPensionPlanObligations`	$-122.00M	USD	2 Qtrs
Accrued pension liability	`IncreaseDecreaseInPensionPlanObligations`	$-29.00M	USD	2 Qtrs
Derivative assets and liabilities	`IncreaseDecreaseInDerivativeAssetsAndLiabilities`	$58.00M	USD	2 Qtrs
Derivative assets and liabilities	`IncreaseDecreaseInDerivativeAssetsAndLiabilities`	$20.00M	USD	2 Qtrs
Regulatory assets and liabilities	`IncreaseDecreaseInRegulatoryAssetsAndLiabilities`	$67.00M	USD	2 Qtrs
Regulatory assets and liabilities	`IncreaseDecreaseInRegulatoryAssetsAndLiabilities`	$-142.00M	USD	2 Qtrs
Other current and noncurrent assets and liabilities	`IncreaseDecreaseInOtherOperatingCapitalNet`	$152.00M	USD	2 Qtrs
Other current and noncurrent assets and liabilities	`IncreaseDecreaseInOtherOperatingCapitalNet`	$-117.00M	USD	2 Qtrs
Net cash from operating activities	`NetCashProvidedByUsedInOperatingActivities`	$1.68B	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`	$1.60B	USD	2 Qtrs
Plant and equipment expenditures non-utility	`PlantAndEquipmentExpendituresNonUtility`	$424.00M	USD	2 Qtrs
Plant and equipment expenditures non-utility	`PlantAndEquipmentExpendituresNonUtility`	$102.00M	USD	2 Qtrs
Acquisitions related to business combinations, net of cash acquired	`PaymentsToAcquireBusinessesGross`	-	USD	2 Qtrs
Acquisitions related to business combinations, net of cash acquired	`PaymentsToAcquireBusinessesGross`	$126.00M	USD	2 Qtrs
Proceeds from sale of assets	`ProceedsFromSaleOfOtherProductiveAssets`	-	USD	2 Qtrs
Proceeds from sale of assets	`ProceedsFromSaleOfOtherProductiveAssets`	$4.00M	USD	2 Qtrs
Proceeds from sale of nuclear decommissioning trust fund assets	`ProceedsFromSaleAndMaturityOfOtherInvestments`	$1.24B	USD	2 Qtrs
Proceeds from sale of nuclear decommissioning trust fund assets	`ProceedsFromSaleAndMaturityOfOtherInvestments`	$396.00M	USD	2 Qtrs
Investment in nuclear decommissioning trust funds	`PaymentsToAcquireOtherInvestments`	$1.24B	USD	2 Qtrs
Investment in nuclear decommissioning trust funds	`PaymentsToAcquireOtherInvestments`	$399.00M	USD	2 Qtrs
Distributions from equity method investees	`ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital`	$6.00M	USD	2 Qtrs
Distributions from equity method investees	`ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital`	$5.00M	USD	2 Qtrs
Contributions to equity method investees	`PaymentsToAcquireEquityMethodInvestments`	$17.00M	USD	2 Qtrs
Contributions to equity method investees	`PaymentsToAcquireEquityMethodInvestments`	$38.00M	USD	2 Qtrs
Notes receivable	`PaymentsToAcquireNotesReceivable`	$24.00M	USD	2 Qtrs
Notes receivable	`PaymentsToAcquireNotesReceivable`	$62.00M	USD	2 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$5.00M	USD	2 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$20.00M	USD	2 Qtrs
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-2.19B	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`	$1.44B	USD	2 Qtrs
Issuance of long-term debt, net of issuance costs	`ProceedsFromIssuanceOfLongTermDebt`	$1.69B	USD	2 Qtrs
Redemption of long-term debt	`RepaymentsOfLongTermDebt`	-	USD	2 Qtrs
Redemption of long-term debt	`RepaymentsOfLongTermDebt`	$300.00M	USD	2 Qtrs
Short-term borrowings, net	`ProceedsFromShortTermDebt`	$86.00M	USD	2 Qtrs
Short-term borrowings, net	`RepaymentsOfShortTermDebt`	$606.00M	USD	2 Qtrs
Dividends paid on common stock	`PaymentsOfDividendsCommonStock`	$345.00M	USD	2 Qtrs
Dividends paid on common stock	`PaymentsOfDividendsCommonStock`	$390.00M	USD	2 Qtrs
Contributions from noncontrolling interests, principally REF entities	`ProceedsFromMinorityShareholders`	$17.00M	USD	2 Qtrs
Contributions from noncontrolling interests, principally REF entities	`ProceedsFromMinorityShareholders`	$15.00M	USD	2 Qtrs
Distributions to noncontrolling interests	`PaymentsToMinorityShareholders`	$13.00M	USD	2 Qtrs
Distributions to noncontrolling interests	`PaymentsToMinorityShareholders`	$31.00M	USD	2 Qtrs
Purchases of noncontrolling interest, principally SGG	`PaymentForPurchaseOfNoncontrollingInterest`	-	USD	2 Qtrs
Purchases of noncontrolling interest, principally SGG	`PaymentForPurchaseOfNoncontrollingInterest`	$300.00M	USD	2 Qtrs
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-51.00M	USD	2 Qtrs
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-40.00M	USD	2 Qtrs
Net cash from financing activities	`NetCashProvidedByUsedInFinancingActivities`	$133.00M	USD	2 Qtrs
Net cash from financing activities	`NetCashProvidedByUsedInFinancingActivities`	$1.03B	USD	2 Qtrs
Net Increase (Decrease) in Cash, Cash Equivalents, and Restricted Cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$528.00M	USD	2 Qtrs
Net Increase (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`	$93.00M	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`	$621.00M	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 End of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$93.00M	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`	$621.00M	USD	Point-in-time
Cash, Cash Equivalents, and Restricted Cash at End of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$62.00M	USD	Point-in-time
Plant and equipment expenditures in accounts payable	`CapitalExpendituresIncurredButNotYetPaid`	$340.00M	USD	2 Qtrs
Plant and equipment expenditures in accounts payable	`CapitalExpendituresIncurredButNotYetPaid`	$270.00M	USD	2 Qtrs

Stockholders Equity 50 line items

Line Item	Tag	Value	Unit	Period
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`	$1.01	USD	1 Quarter
Dividends declared on common stock (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$2.03	USD	1 Quarter
Dividends declared on common stock (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.95	USD	1 Quarter
Beginning Balance (in shares)	`CommonStockSharesOutstanding`	192.21M	shares	Point-in-time
Beginning Balance (in shares)	`CommonStockSharesOutstanding`	192.65M	shares	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.72B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$11.99B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$11.89B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$11.02B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$11.84B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.57B	USD	Point-in-time
Beginning Balance	`StockholdersEquity`	$11.72B	USD	Point-in-time
Beginning Balance	`StockholdersEquity`	$11.67B	USD	Point-in-time
Net Income	`NetIncomeLoss`	$617.00M	USD	2 Qtrs
Net Income	`NetIncomeLoss`	$583.00M	USD	2 Qtrs
Net Income	`NetIncomeLoss`	$182.00M	USD	1 Quarter
Net Income	`NetIncomeLoss`	$277.00M	USD	1 Quarter
Net Income (Loss)	`ProfitLoss`	$342.00M	USD	1 Quarter
Net Income (Loss)	`ProfitLoss`	$179.00M	USD	1 Quarter
Net Income (Loss)	`ProfitLoss`	$277.00M	USD	1 Quarter
Net Income (Loss)	`ProfitLoss`	$619.00M	USD	2 Qtrs
Net Income (Loss)	`ProfitLoss`	$587.00M	USD	2 Qtrs
Net Income (Loss)	`ProfitLoss`	$408.00M	USD	1 Quarter
Dividends declared on common stock	`DividendsCommonStockCash`	$347.00M	USD	1 Quarter
Dividends declared on common stock	`DividendsCommonStockCash`	$195.00M	USD	1 Quarter
Dividends declared on common stock	`DividendsCommonStockCash`	$173.00M	USD	1 Quarter
Dividends declared on common stock	`DividendsCommonStockCash`	$390.00M	USD	1 Quarter
Contribution of common stock to pension plan	`StockIssuedDuringPeriodValueEmployeeBenefitPlan`	$100.00M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$3.00M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$2.00M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-1.00M	USD	2 Qtrs
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-3.00M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$4.00M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$7.00M	USD	2 Qtrs
Purchase of noncontrolling interests, principally SGG	`MinorityInterestDecreaseFromRedemptions`	$300.00M	USD	1 Quarter
Stock-based compensation, net (distributions to) contributions from noncontrolling interests, and other	`StockholdersEquityOther`	$34.00M	USD	1 Quarter
Stock-based compensation, net (distributions to) contributions from noncontrolling interests, and other	`StockholdersEquityOther`	$-13.00M	USD	1 Quarter
Stock-based compensation, net (distributions to) contributions from noncontrolling interests, and other	`StockholdersEquityOther`	$-20.00M	USD	1 Quarter
Stock-based compensation, net (distributions to) contributions from noncontrolling interests, and other	`StockholdersEquityOther`	$-2.00M	USD	1 Quarter
Ending Balance (in shares)	`CommonStockSharesOutstanding`	192.21M	shares	Point-in-time
Ending Balance (in shares)	`CommonStockSharesOutstanding`	192.65M	shares	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.72B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$11.99B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$11.89B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$11.02B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$11.84B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$10.57B	USD	Point-in-time
Ending Balance	`StockholdersEquity`	$11.72B	USD	Point-in-time
Ending Balance	`StockholdersEquity`	$11.67B	USD	Point-in-time

Comprehensive Income 56 line items

Line Item	Tag	Value	Unit	Period
Tax effect on benefit obligation	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-1.00M	USD	1 Quarter
Tax effect on benefit obligation	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-2.00M	USD	2 Qtrs
Tax effect on benefit obligation	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-1.00M	USD	1 Quarter
Tax effect on benefit obligation	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-2.00M	USD	2 Qtrs
Tax effect on net unrealized losses on derivatives during the period	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax`	$1.00M	USD	2 Qtrs
Tax effect on net unrealized losses on derivatives during the period	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax`	$1.00M	USD	1 Quarter
Tax effect on net unrealized losses on derivatives during the period	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax`	$-2.00M	USD	1 Quarter
Tax effect on net unrealized losses on derivatives during the period	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax`	$-3.00M	USD	2 Qtrs
Net Income	`ProfitLoss`	$342.00M	USD	1 Quarter
Net Income	`ProfitLoss`	$179.00M	USD	1 Quarter
Net Income	`ProfitLoss`	$277.00M	USD	1 Quarter
Net Income	`ProfitLoss`	$619.00M	USD	2 Qtrs
Net Income	`ProfitLoss`	$587.00M	USD	2 Qtrs
Net Income	`ProfitLoss`	$408.00M	USD	1 Quarter
Net Income	`NetIncomeLoss`	$617.00M	USD	2 Qtrs
Net Income	`NetIncomeLoss`	$583.00M	USD	2 Qtrs
Net Income	`NetIncomeLoss`	$182.00M	USD	1 Quarter
Net Income	`NetIncomeLoss`	$277.00M	USD	1 Quarter
Benefit obligations, net of taxes of $1, $1, $2, and $2 respectively	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-5.00M	USD	2 Qtrs
Benefit obligations, net of taxes of $1, $1, $2, and $2 respectively	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-7.00M	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`	$-2.00M	USD	1 Quarter
Net unrealized gains (losses) on derivatives during the period, net of taxes of $1, $(2), $1, and $(3), respectively	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax`	$-9.00M	USD	2 Qtrs
Net unrealized gains (losses) on derivatives during the period, net of taxes of $1, $(2), $1, and $(3), respectively	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax`	$-6.00M	USD	1 Quarter
Net unrealized gains (losses) on derivatives during the period, net of taxes of $1, $(2), $1, and $(3), respectively	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax`	$1.00M	USD	1 Quarter
Net unrealized gains (losses) on derivatives during the period, net of taxes of $1, $(2), $1, and $(3), respectively	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax`	$2.00M	USD	2 Qtrs
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$1.00M	USD	2 Qtrs
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	-	USD	1 Quarter
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	-	USD	2 Qtrs
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$1.00M	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$3.00M	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$2.00M	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-1.00M	USD	2 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-3.00M	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$4.00M	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$7.00M	USD	2 Qtrs
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$176.00M	USD	1 Quarter
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$626.00M	USD	2 Qtrs
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$281.00M	USD	1 Quarter
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$586.00M	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`	$2.00M	USD	2 Qtrs
Less: Comprehensive income (loss) attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$4.00M	USD	2 Qtrs
Less: Comprehensive income (loss) attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	-	USD	1 Quarter
Comprehensive Income Attributable to DTE Energy Company/DTE Electric Company	`ComprehensiveIncomeNetOfTax`	$624.00M	USD	2 Qtrs
Comprehensive Income Attributable to DTE Energy Company/DTE Electric Company	`ComprehensiveIncomeNetOfTax`	$281.00M	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`	$179.00M	USD	1 Quarter
Tax effect on benefit obligation	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-1.00M	USD	1 Quarter
Tax effect on benefit obligation	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-2.00M	USD	2 Qtrs
Tax effect on benefit obligation	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-1.00M	USD	1 Quarter
Tax effect on benefit obligation	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-2.00M	USD	2 Qtrs
Tax effect on net unrealized losses on derivatives during the period	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax`	$1.00M	USD	2 Qtrs
Tax effect on net unrealized losses on derivatives during the period	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax`	$1.00M	USD	1 Quarter
Tax effect on net unrealized losses on derivatives during the period	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax`	$-2.00M	USD	1 Quarter
Tax effect on net unrealized losses on derivatives during the period	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax`	$-3.00M	USD	2 Qtrs

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