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Regulatory Matters (Details Textuals) - USD ($) $ in Millions |  | 1 Months Ended |  |
--- | --- | --- | --- | ---
Feb. 10, 2023 | Nov. 30, 2022 | Jun. 22, 2023 | Apr. 03, 2023
DTE Electric | Ludington Hydroelectric Pumped Storage |  |  |  |
Public Utilities, General Disclosures [Line Items] |  |  |  |
Ownership interest |  | 49.00% |  |
Consumers | Ludington Hydroelectric Pumped Storage |  |  |  |
Public Utilities, General Disclosures [Line Items] |  |  |  |
Ownership interest |  | 51.00% |  |
MPSC | DTE Electric |  |  |  |
Public Utilities, General Disclosures [Line Items] |  |  |  |
Requested securitization of qualified costs |  |  |  | $ 496
Authorized issuance of securitization bonds for qualified costs, maximum |  |  | $ 602 |
Integrated Resource Plan, period over which to meet the needs of customers |  | 20 years |  |
MPSC | DTE Electric | 2023 Electric Rate Case Filing |  |  |  |
Public Utilities, General Disclosures [Line Items] |  |  |  |
Requested rate increase | $ 622 |  |  |
Return on equity percent | 9.90% |  |  |
Return on equity requested percent | 10.25% |  |  |

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- Definition The proportionate share of interest (percent) in a jointly owned utility plant. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 980 -SubTopic 360 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 10.C) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479960/980-360-S99-1 + Details
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