Public Utilities, Increase (Decrease) In Total Revenue Deficiency, Amount

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- Definition

Public Utilities, Infrastructure Recovery Mechanism (IRM) Roll-In, Amount

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- Definition

Amount of public utility's approved rate increase (decrease) by regulatory agency.

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No definition available.

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- Definition

Percentage of public utility's approved return on equity.

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No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Amount of public utility's requested rate increase (decrease) with regulatory agency.

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No definition available.

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- Definition

Percentage of public utility's requested return on equity.

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No definition available.

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Regulatory Matters (Details) - MPSC - USD ($) $ in Millions	Apr. 28, 2026	Feb. 19, 2026	Dec. 23, 2025	Nov. 13, 2025	Nov. 12, 2025	Apr. 24, 2025	Apr. 23, 2025
2025 DTE Electric Rate Case Filing \| DTE Electric
Public Utilities, General Disclosures [Line Items]
Requested rate increase						$ 574
Return on equity approved percentage		9.90%					9.90%
Return on equity requested percent						10.75%
Approved rate increase		$ 242
2025 Electric Depreciation Case Filing \| DTE Electric
Public Utilities, General Disclosures [Line Items]
Requested rate increase			$ 147
2025 Gas Rate Case Filing \| DTE Gas
Public Utilities, General Disclosures [Line Items]
Requested rate increase				$ 163
Return on equity approved percentage					9.80%
Return on equity requested percent				10.25%
Net increase on total revenue deficiency				$ 238
Net of IRM roll-in				$ 75
2026 DTE Electric Rate Case Filing \| DTE Electric
Public Utilities, General Disclosures [Line Items]
Return on equity approved percentage		9.90%
2026 DTE Electric Rate Case Filing \| DTE Electric \| Subsequent Event
Public Utilities, General Disclosures [Line Items]
Requested rate increase	$ 474
Return on equity requested percent	10.25%