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Stock-Based Compensation (Tables) | 12 Months Ended
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Dec. 31, 2024
Share-Based Payment Arrangement, Noncash Expense [Abstract] |
Schedule of Components of Stock-Based Compensation | The following table summarizes the components of stock-based compensation for DTE Energy:
| 2024 |  | 2023 |  | 2022
| (In millions)
Stock-based compensation expense | $ | 54 |  |  | $ | 48 |  |  | $ | 62 |
Tax benefit | $ | 10 |  |  | $ | 9 |  |  | $ | 11 |
Schedule of Activity Relating to Performance Share Awards | DTE Energy recorded activity relating to performance share awards as follows:
| 2024 |  | 2023 |  | 2022
| (In millions, except per share amounts)
Weighted average grant date fair value of awards granted (per share) | $ | 106.04 |  |  | $ | 112.73 |  |  | $ | 120.25 |
Awards settled in cash(a) | $ | — |  |  | $ | 9 |  |  | $ | 10 |
Awards settled in stock(a) | $ | 63 |  |  | $ | 59 |  |  | $ | 72 |
Compensation expense | $ | 40 |  |  | $ | 34 |  |  | $ | 47 |
_______________________________________ (a)Sum of awards settled in cash and stock approximates the intrinsic value of the awards.
Schedule of Stock-based Compensation, Performance Shares Activity Rollforward | The following table summarizes DTE Energy’s performance share activity for the period ended December 31, 2024:
| Performance Shares |  | Weighted Average Grant Date Fair Value
Balance at December 31, 2023 | 990,493 |  |  | $ | 121.29 |
Grants | 406,442 |  |  | $ | 106.04 |
Forfeitures | (89,966) |  |  | $ | 109.69 |
Payouts | (330,126) |  |  | $ | 102.83 |
Balance at December 31, 2024 | 976,843 |  |  | $ | 122.25 |
Schedule of Unrecognized Compensation Cost, Non-Vested Awards | As of December 31, 2024, DTE Energy's total unrecognized compensation cost related to non-vested stock incentive plan arrangements and the weighted average recognition period was as follows:
| Unrecognized Compensation Cost |  | Weighted Average to be Recognized
| (In millions) |  | (In years)
Stock awards | $ | 20 |  |  | 1.95
Performance shares | 36 |  |  | 1.71
| $ | 56 |  |  | 1.80

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