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Stock-Based Compensation (Tables) | 12 Months Ended
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Dec. 31, 2023
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:
| 2023 |  | 2022 |  | 2021
| (In millions)
Stock-based compensation expense | $ | 48 |  |  | $ | 62 |  |  | $ | 71 |
Tax benefit | $ | 9 |  |  | $ | 11 |  |  | $ | 13 |
Schedule of Activity Relating to Performance Share Awards | DTE Energy recorded activity relating to performance share awards as follows:
| 2023 |  | 2022 |  | 2021
| (In millions, except per share amounts)
Weighted average grant date fair value of awards granted (per share) | $ | 112.73 |  |  | $ | 120.25 |  |  | $ | 118.43 |
Awards settled in cash(a) | $ | 9 |  |  | $ | 10 |  |  | $ | 12 |
Awards settled in stock(a) | $ | 59 |  |  | $ | 72 |  |  | $ | 74 |
Compensation expense | $ | 34 |  |  | $ | 47 |  |  | $ | 58 |
_______________________________________ (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, 2023:
| Performance Shares |  | Weighted Average Grant Date Fair Value
Balance at December 31, 2022 | 1,018,057 |  |  | $ | 120.91 |
Grants | 347,242 |  |  | $ | 112.73 |
Forfeitures | (65,632) |  |  | $ | 112.51 |
Payouts | (309,174) |  |  | $ | 112.30 |
Balance at December 31, 2023 | 990,493 |  |  | $ | 121.29 |
Schedule of Unrecognized Compensation Cost, Non-Vested Awards | As of December 31, 2023, 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 |  |  | 1.39
Performance shares | 40 |  |  | 1.08
| $ | 60 |  |  | 1.18

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