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Revenue (Revenues Outside the Scope of Topic 606) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Disaggregation of Revenue [Line Items] |  |  |
Leases | $ 60 | $ 59 | $ 82
Operating Lease, Lease Income, Statement of Income or Comprehensive Income [Extensible Enumeration] | Regulated and Unregulated Operating Revenue | Regulated and Unregulated Operating Revenue | Regulated and Unregulated Operating Revenue
Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] | Regulated and Unregulated Operating Revenue | Regulated and Unregulated Operating Revenue | Regulated and Unregulated Operating Revenue
Operating Segments | Electric |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Alternative Revenue Program | $ 43 | $ 36 | $ 35
Other revenues | 25 | 22 | 19
Operating Segments | Gas |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Alternative Revenue Program | 21 | 16 | 9
Other revenues | 11 | 8 | 7
Operating Segments | DTE Vantage |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Leases | 60 | 59 | 82
Operating Segments | Energy Trading segment |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Derivatives | $ 2,540 | $ 3,436 | $ 8,489

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