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Income Taxes (Details Textuals) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Operating Loss Carryforwards [Line Items] |  |  |
Accounts receivable | $ 1,632,000,000 | $ 2,038,000,000 |
Deferred tax asset, general business tax credit carryforwards | 1,500,000,000 |  |
State and local net operating loss carryforwards | 76,000,000 | 97,000,000 |
Valuation allowance | 39,000,000 | 58,000,000 |
Decrease in unrecognized tax benefits due to an audit settlement | 10,000,000 | 0 | $ 0
Decrease in unrecognized tax benefits due to recognition of a federal tax claim | 5,000,000 | 2,000,000 | 0
Reduction to income tax expense due to recognition of unrecognized tax benefits | 13,000,000 |  |
Accrued interest on income taxes | 0 | 5,000,000 |
Penalties accrued on income taxes | 0 | 0 |
State and local net operating loss carryforwards |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Valuation allowance | 19,000,000 | 31,000,000 |
Federal |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Net operating loss carryforward | 964,000,000 |  |
DTE Electric |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
State and local net operating loss carryforwards | 49,000,000 | 38,000,000 |
Valuation allowance | 0 | 0 |
Decrease in unrecognized tax benefits due to an audit settlement | 13,000,000 | 0 | 0
Reduction to income tax expense due to recognition of unrecognized tax benefits | 10,000,000 |  |
Interest expense on income taxes | 0 | 1,000,000 | $ 1,000,000
Accrued interest on income taxes | 0 | 8,000,000 |
Penalties accrued on income taxes | 0 | 0 |
DTE Electric | General Business Credits |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Tax credit carryforwards | 572,000,000 |  |
DTE Electric | Federal |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Net operating loss carryforward | 338,000,000 |  |
DTE Electric | Federal Income Taxes | DTE Energy |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Accounts receivable | $ 7,000,000 | $ 1,000,000 |

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