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DCP Midstream Class A Segment - Schedule of Assets and Liabilities (Details) - USD ($) $ in Millions	Mar. 31, 2025	Dec. 31, 2024
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Accounts receivable	$ 10,221	$ 11,033
Investments and long-term receivables	13,359	14,378
DCP LP | Variable Interest Entity, Primary Beneficiary
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Accounts receivable	654	638
Net properties, plants and equipment	8,871	8,861
Investments and long-term receivables	811	1,622
Accounts payable	866	909
Short-term debt	529	532
Long-term debt	$ 2,908	$ 2,913

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Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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