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Commitments and Contingencies (Tables) | 12 Months Ended
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Dec. 31, 2022
Commitments and Contingencies Disclosure [Abstract] |
Schedule of Long-term Purchase Commitments | The Registrants estimate the following commitments from 2023 through 2051, as detailed in the following tables:
| 2023 |  | 2024 |  | 2025 |  | 2026 |  | 2027 |  | 2028 and Thereafter |  | Total
DTE Energy | (In millions) |  |
Long-term power purchase agreements(a) | $ | 88 |  |  | $ | 104 |  |  | $ | 103 |  |  | $ | 103 |  |  | $ | 104 |  |  | $ | 885 |  |  | $ | 1,387 |
Other purchase commitments(b) | 4,039 |  |  | 2,101 |  |  | 959 |  |  | 549 |  |  | 400 |  |  | 1,019 |  |  | 9,067 |
Total commitments | $ | 4,127 |  |  | $ | 2,205 |  |  | $ | 1,062 |  |  | $ | 652 |  |  | $ | 504 |  |  | $ | 1,904 |  |  | $ | 10,454 |
| 2023 |  | 2024 |  | 2025 |  | 2026 |  | 2027 |  | 2028 and Thereafter |  | Total
DTE Electric | (In millions) |  |
Long-term power purchase agreements(a) | $ | 93 |  |  | $ | 109 |  |  | $ | 108 |  |  | $ | 109 |  |  | $ | 109 |  |  | $ | 900 |  |  | $ | 1,428 |
Other purchase commitments(b) | 703 |  |  | 524 |  |  | 332 |  |  | 124 |  |  | 80 |  |  | 203 |  |  | 1,966 |
Total commitments | $ | 796 |  |  | $ | 633 |  |  | $ | 440 |  |  | $ | 233 |  |  | $ | 189 |  |  | $ | 1,103 |  |  | $ | 3,394 |
_______________________________________ (a)The agreements represent the minimum obligations with suppliers for renewable energy and renewable energy credits under existing contract terms which expire from 2030 through 2047. DTE Electric's share of plant output ranges from 28% to 100%. Purchase commitments for DTE Electric include affiliate agreements with DTE Sustainable Generation that are eliminated in consolidation for DTE Energy. (b)Excludes amounts associated with full requirements contracts where no stated minimum purchase volume is required.

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- Definition Tabular disclosure of key provisions of an arrangement under which the entity has agreed to purchase goods or services over a period of time greater than one year or the normal operating cycle, if longer, including the item for which expenditures will be made, minimum quantities, milestones, time period and committed amount. + References No definition available. + Details
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