Consolidated Statement of Income (Unaudited) - Williams - USD ($) shares in Thousands, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Revenues:
Revenues	$ 2,781	$ 2,336	$ 5,829	$ 5,107
Costs and expenses:
Operating and maintenance expenses	572	522	1,114	1,033
Depreciation, depletion, and amortization expenses	605	540	1,190	1,088
Selling, general, and administrative expenses	168	164	362	350
Other (income) expense – net	13	(27)	3	(44)
Total costs and expenses	1,836	1,640	3,790	3,399
Operating income (loss)	945	696	2,039	1,708
Equity earnings (losses)	142	147	297	284
Other investing income (loss) – net	4	18	12	42
Interest expense	(350)	(339)	(699)	(688)
Other income (expense) – net	16	33	30	64
Income (loss) before income taxes	757	555	1,679	1,410
Less: Provision (benefit) for income taxes	174	129	367	322
Net income (loss)	583	426	1,312	1,088
Less: Net income (loss) attributable to noncontrolling interests	37	25	75	55
Net income (loss) attributable to The Williams Companies, Inc.	546	401	1,237	1,033
Less: Preferred stock dividends	0	0	1	1
Net income (loss) available to common stockholders	$ 546	$ 401	$ 1,236	$ 1,032
Basic earnings (loss) per common share:
Net income (loss) available to common stockholders - Basic	$ 0.45	$ 0.33	$ 1.01	$ 0.85
Weighted Average Number of Shares Outstanding, Basic	1,221,650	1,219,367	1,221,158	1,218,761
Diluted earnings (loss) per common share:
Net income (loss) available to common stockholders - Diluted	$ 0.45	$ 0.33	$ 1.01	$ 0.84
Weighted Average Number of Shares Outstanding, Diluted	1,224,284	1,222,236	1,224,462	1,222,229
Service [Member]
Revenues:
Revenues	$ 2,041	$ 1,837	$ 4,044	$ 3,742
NonRegulated Service Commodity Consideration [Member]
Revenues:
Revenues	47	18	96	48
Product [Member]
Revenues:
Revenues	657	610	1,715	1,455
Energy Commodities and Service
Revenues:
Revenues	36	(129)	(26)	(138)
Oil and Gas, Purchased [Member]
Costs and expenses:
Cost of Goods and Service, Excluding Depreciation, Depletion, and Amortization	474	424	1,089	950
Natural Gas Purchased For Shrink [Member]
Costs and expenses:
Cost of Goods and Service, Excluding Depreciation, Depletion, and Amortization	$ 4	$ 17	$ 32	$ 22