Regulatory Matters (Details Textuals) - MPSC - USD ($) $ in Millions	Mar. 28, 2024	Jan. 08, 2024
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%