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Long-Term Debt (Scheduled Interest Payments) (Details) $ in Millions | Dec. 31, 2022 USD ($)
--- | ---
Debt Instrument [Line Items] |
2023 | $ 669
2024 | 601
2025 | 511
2026 | 495
2027 | 469
2028 and Thereafter | 7,712
Total | 10,457
DTE Electric |
Debt Instrument [Line Items] |
2023 | 357
2024 | 340
2025 | 325
2026 | 316
2027 | 310
2028 and Thereafter | 4,375
Total | $ 6,023

X
- Definition Long-term Debt, Interest Payment + References No definition available. + Details
Name: | dte_LongTermDebtInterestPayment
Namespace Prefix: | dte_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Long-term Debt, Interest Payment, Due After Fifth Year + References No definition available. + Details
Name: | dte_LongTermDebtInterestPaymentDueAfterFifthYear
Namespace Prefix: | dte_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Long-term Debt, Interest Payment, Due in Year Five + References No definition available. + Details
Name: | dte_LongTermDebtInterestPaymentDueInYearFive
Namespace Prefix: | dte_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Long-term Debt, Interest Payment, Due in Year Four + References No definition available. + Details
Name: | dte_LongTermDebtInterestPaymentDueInYearFour
Namespace Prefix: | dte_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Long-term Debt, Interest Payment, Due in Year One + References No definition available. + Details
Name: | dte_LongTermDebtInterestPaymentDueInYearOne
Namespace Prefix: | dte_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Long-term Debt, Interest Payment, Due in Year Three + References No definition available. + Details
Name: | dte_LongTermDebtInterestPaymentDueInYearThree
Namespace Prefix: | dte_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Long-term Debt, Interest Payment, Due in Year Two + References No definition available. + Details
Name: | dte_LongTermDebtInterestPaymentDueInYearTwo
Namespace Prefix: | dte_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | dei_LegalEntityAxis=dte_DTEElectricMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |