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Stock-Based Compensation (Details Textuals) $ in Millions | 12 Months Ended
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Dec. 31, 2024 USD ($) $ / shares shares | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Authorized limit of common stock shares (in shares) | 20,162,716 |  |
Performance units price per unit (in dollars per share) | $ / shares | 1.00 |  |
DTE Electric | DTE Energy |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Compensation cost charged against income (in millions) | $ | $ 37 | $ 31 | $ 40
Stock Options |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Maximum award per employee (in shares) | 500,000 |  |
Restricted Stock Awards |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Maximum award per employee (in shares) | 150,000 |  |
Award vesting period | 3 years |  |
Compensation cost charged against income (in millions) | $ | $ 14 | $ 14 | $ 15
Performance Share Awards |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Maximum award per employee (in shares) | 300,000 |  |
Award vesting period | 3 years |  |
Performance Units |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Maximum award per employee (in shares) | 1,000,000 |  |

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