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Property, Plant, and Equipment (Schedule of AFUDC and Capitalized Interest Rates (Details) | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Property, Plant, and Equipment [Line Items] |  |  |
Non-regulated businesses capitalized interest | 3.00% | 3.30% | 3.90%
DTE Electric |  |  |
Property, Plant, and Equipment [Line Items] |  |  |
AFUDC | 5.46% | 5.46% | 5.47%
DTE Gas |  |  |
Property, Plant, and Equipment [Line Items] |  |  |
AFUDC | 5.41% | 5.55% | 5.56%

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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. + References No definition available. + Details
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- Definition Effective rate, including composite rate, of cost of financing additions to qualifying regulated assets, commonly called allowance for funds used during construction. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 980 -SubTopic 835 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=6501662&loc=d3e56162-110433 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 980 -SubTopic 835 -Section 25 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=6501569&loc=d3e55921-110430 + Details
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