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Revenue (Tables) | 9 Months Ended
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Sep. 30, 2025
Revenue from Contract with Customer [Abstract] |
Schedule of Disaggregation of Revenue By Segment and Revenues Outside the Scope of Topic 606 | The following is a summary of revenues disaggregated by segment for DTE Energy:
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2025 |  | 2024 |  | 2025 |  | 2024
| (In millions)
Electric(a) |  |  |  |  |  |  |
Residential | $ | 968 |  |  | $ | 946 |  |  | $ | 2,421 |  |  | $ | 2,390 |
Commercial | 606 |  |  | 632 |  |  | 1,671 |  |  | 1,759 |
Industrial | 169 |  |  | 189 |  |  | 493 |  |  | 559 |
Other(b) | 308 |  |  | (70) |  |  | 611 |  |  | 75 |
Total Electric operating revenues | $ | 2,051 |  |  | $ | 1,697 |  |  | $ | 5,196 |  |  | $ | 4,783 |
Gas |  |  |  |  |  |  |
Gas sales | $ | 112 |  |  | $ | 125 |  |  | $ | 1,033 |  |  | $ | 891 |
End User Transportation | 44 |  |  | 45 |  |  | 186 |  |  | 180 |
Intermediate Transportation | 15 |  |  | 15 |  |  | 62 |  |  | 60 |
Other(b) | 38 |  |  | 45 |  |  | 120 |  |  | 99 |
Total Gas operating revenues | $ | 209 |  |  | $ | 230 |  |  | $ | 1,401 |  |  | $ | 1,230 |
Other segment operating revenues |  |  |  |  |  |  |
DTE Vantage | $ | 163 |  |  | $ | 190 |  |  | $ | 520 |  |  | $ | 555 |
Energy Trading | $ | 1,179 |  |  | $ | 840 |  |  | $ | 4,529 |  |  | $ | 2,610 |
_______________________________________ (a)Revenues generally represent those of DTE Electric, except $14 million and $2 million of Other revenues related to DTE Sustainable Generation for the three months ended September 30, 2025 and 2024, respectively, and $23 million and $11 million for the nine months ended September 30, 2025 and 2024, respectively. (b)Includes revenue adjustments related to various regulatory mechanisms, including the PSCR at the Electric segment and GCR at the Gas segment. Revenues related to these mechanisms may vary based on changes in the cost of fuel, purchased power, and gas. Revenues included the following which were outside the scope of Topic 606:
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2025 |  | 2024 |  | 2025 |  | 2024
| (In millions)
Electric — Alternative Revenue Programs | $ | — |  |  | $ | — |  |  | $ | 1 |  |  | $ | — |
Electric — Other revenues | $ | 7 |  |  | $ | 11 |  |  | $ | 17 |  |  | $ | 20 |
Gas — Alternative Revenue Programs | $ | — |  |  | $ | 1 |  |  | $ | — |  |  | $ | 9 |
Gas — Other revenues | $ | 2 |  |  | $ | 3 |  |  | $ | 9 |  |  | $ | 9 |
DTE Vantage — Leases | $ | 17 |  |  | $ | 19 |  |  | $ | 46 |  |  | $ | 45 |
Energy Trading — Derivatives | $ | 778 |  |  | $ | 536 |  |  | $ | 3,243 |  |  | $ | 1,781 |
Schedule of Deferred Revenue Activity | The following is a summary of deferred revenue activity for DTE Energy:
| Nine Months Ended September 30,
| 2025 |  | 2024
| (In millions)
Beginning Balance, January 1 | $ | 138 |  |  | $ | 106 |
Increases due to cash received or receivable, excluding amounts recognized as revenue during the period | 180 |  |  | 143 |
Revenue recognized that was included in the deferred revenue balance at the beginning of the period | (53) |  |  | (34) |
Ending Balance, September 30 | $ | 265 |  |  | $ | 215 |
Schedule of Expected Recognition of Deferred Revenue and Expected Timing of Performance Obligation Satisfaction | The following table represents deferred revenue amounts for DTE Energy that are expected to be recognized as revenue in future periods:
| DTE Energy
| (In millions)
2025 | $ | 147 |
2026 | 117 |
2027 | 1 |
2028 | — |
2029 | — |
2030 and thereafter | — |
| $ | 265 |
The Registrants expect to recognize revenue for the following amounts related to fixed consideration associated with remaining performance obligations in each of the future periods noted:
| DTE Energy |  | DTE Electric
| (In millions)
2025 | $ | 47 |  |  | $ | 4 |
2026 | 191 |  |  | 1 |
2027 | 146 |  |  | — |
2028 | 108 |  |  | — |
2029 | 91 |  |  | — |
2030 and thereafter | 372 |  |  | — |
| $ | 955 |  |  | $ | 5 |

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- Definition Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-10 + Details
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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-5 + Details
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- Definition Tabular disclosure of expected timing for satisfying remaining performance obligation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (b)(1) -SubTopic 10 -Topic 606 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-13 + Details
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