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Regulatory Matters (Details Textuals) - MPSC - USD ($) $ in Millions | Mar. 28, 2024 | Jan. 08, 2024
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2024 DTE Gas Rate Case Filing | DTE Gas |  |
Public Utilities, General Disclosures [Line Items] |  |
Requested rate increase |  | $ 266
Approved return on equity percent |  | 9.90%
Return on equity requested percent |  | 10.25%
2024 DTE Gas Rate Case Filing | DTE Gas | Recovery Mechanism, Customer Rate Increase |  |
Public Utilities, General Disclosures [Line Items] |  |
Requested rate increase |  | $ 160
2024 DTE Gas Rate Case Filing | DTE Gas | Recovery Mechanism, Infrastructure Recovery |  |
Public Utilities, General Disclosures [Line Items] |  |
Requested rate increase |  | $ 106
2024 DTE Electric Rate Case Filing | DTE Electric |  |
Public Utilities, General Disclosures [Line Items] |  |
Requested rate increase | $ 456 |
Approved return on equity percent | 9.90% |
Return on equity requested percent | 10.50% |

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