v3.25.4

Segment Disclosures Recon from Segment to Consolidated - Assets and Investments (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Segment Reporting, Asset Reconciling Item [Line Items]
Equity-method investments	$ 4,518	$ 4,107	$ 4,614
Total assets	58,573	54,532	52,627
Current assets	3,244	2,661	4,513
Other Assets, Noncurrent	2,011	1,830	1,573
Payments to Acquire Productive Assets	5,424	5,598	4,313
Operating Segments [Member] \| Transmission, Power & Gulf [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Equity-method investments	512	272	652
Total assets	26,515	23,149	19,705
Payments to Acquire Productive Assets	3,845	4,399	2,501
Operating Segments [Member] \| Northeast G & P [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Equity-method investments	3,236	3,346	3,477
Total assets	12,533	12,918	13,319
Payments to Acquire Productive Assets	209	210	340
Operating Segments [Member] \| West [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Equity-method investments	460	476	477
Total assets	12,398	12,144	12,188
Payments to Acquire Productive Assets	1,067	529	1,186
Operating Segments [Member] \| Gas & NGL Marketing Services
Segment Reporting, Asset Reconciling Item [Line Items]
Equity-method investments	292	0	0
Total assets	317	46	77
Payments to Acquire Productive Assets	1	2	7
Operating Segments [Member] \| Reportable Segment, Aggregation before Other Operating Segment
Segment Reporting, Asset Reconciling Item [Line Items]
Equity-method investments	4,500	4,094	4,606
Total assets	51,763	48,257	45,289
Payments to Acquire Productive Assets	5,122	5,140	4,034
Corporate, Non-Segment \| Other Operating Segment
Segment Reporting, Asset Reconciling Item [Line Items]
Equity-method investments	18	13	8
Total assets	1,555	1,784	1,252
Payments to Acquire Productive Assets	$ 302	$ 458	$ 279

Amount of asset recognized for present right to economic benefit.

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