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v3.25.3

Leases (Tables) | 9 Months Ended
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Sep. 30, 2025
Leases [Abstract] |
Schedule of Lease Income Associated with Operating Leases | DTE Energy’s lease income associated with operating leases, included in Operating Revenues — Non-utility operations in the Consolidated Statements of Operations, was as follows:
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2025 |  | 2024 |  | 2025 |  | 2024
| (In millions)
Fixed payments | $ | 4 |  |  | $ | 4 |  |  | $ | 11 |  |  | $ | 11 |
Variable payments | 13 |  |  | 15 |  |  | 35 |  |  | 34 |
| $ | 17 |  |  | $ | 19 |  |  | $ | 46 |  |  | $ | 45 |

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- Definition Tabular disclosure of components of income from operating lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479773/842-30-50-5 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 270 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 6A -Publisher FASB -URI https://asc.fasb.org/1943274/2147482964/270-10-50-6A + Details
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