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Commitments and Contingencies - Schedule of Purchase Obligations (Details) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 USD ($)
Natural Gas |
Purchase Obligations |
2025 | $ 635
2026 | 601
2027 | 517
2028 | 473
2029 | 459
Thereafter | 1,566
Total | 4,251
Natural Gas | CERC |
Purchase Obligations |
2025 | 631
2026 | 597
2027 | 513
2028 | 470
2029 | 456
Thereafter | 1,544
Total | 4,211
Electric Supply |
Purchase Obligations |
2025 | 83
2026 | 130
2027 | 135
2028 | 97
2029 | 94
Thereafter | 1,303
Total | 1,842
Other |
Purchase Obligations |
2025 | 95
2026 | 100
2027 | 18
2028 | 8
2029 | 2
Thereafter | 190
Total | $ 413
Other | Minimum | Capital Addition Purchase Commitments |
Purchase Obligations |
Purchase obligation term | 15 years
Other | Maximum | Capital Addition Purchase Commitments |
Purchase Obligations |
Purchase obligation term | 25 years

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- Definition Minimum amount of purchase arrangement in which the entity has agreed to expend funds to procure goods or services from a supplier. + References No definition available. + Details
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- Definition Amount of purchase arrangement to be paid after fifth fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References No definition available. + Details
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- Definition Amount of purchase arrangement to be paid in fifth fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References No definition available. + Details
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- Definition Amount of purchase arrangement to be paid in fourth fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References No definition available. + Details
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- Definition Amount of purchase arrangement to be paid in second fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References No definition available. + Details
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- Definition Amount of purchase arrangement to be paid in third fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References No definition available. + Details
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- Definition Term of the unrecognized unconditional purchase obligation, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 440 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482648/440-10-50-4 + Details
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