Consolidated Statement of Income (Unaudited) - USD ($) shares in Thousands, $ in Millions		3 Months Ended
		Mar. 31, 2023	Mar. 31, 2022
Revenues:
Revenues		$ 3,081	$ 2,524
Costs and expenses:
Operating and maintenance expenses		463	394
Depreciation and amortization expenses		506	498
Selling, general, and administrative expenses		176	154
Other (income) expense – net		(31)	(9)
Total costs and expenses		1,721	1,870
Operating income (loss)		1,360	654
Equity earnings (losses)		147	136
Other investing income (loss) – net		8	1
Interest incurred		(304)	(289)
Interest capitalized		10	3
Other income (expense) – net		20	5
Income (loss) before income taxes		1,241	510
Less: Provision (benefit) for income taxes		284	118
Net income (loss)		957	392
Less: Net income (loss) attributable to noncontrolling interests		30	12
Net income (loss) attributable to The Williams Companies, Inc.		927	380
Less: Preferred stock dividends		1	1
Net income (loss) available to common stockholders		$ 926	$ 379
Basic earnings (loss) per common share:
Net income (loss) available to common stockholders		$ 0.76	$ 0.31
Weighted-average shares (thousands)		1,219,465	1,216,940
Diluted earnings (loss) per common share:
Net income (loss) available to common stockholders		$ 0.76	$ 0.31
Weighted-average shares (thousands)		1,225,781	1,221,279
Service [Member]
Revenues:
Revenues		$ 1,694	$ 1,537
NonRegulated Service Commodity Consideration [Member]
Revenues:
Revenues		36	77
Product [Member]
Revenues:
Revenues		845	1,104
Energy Commodities and Service
Revenues:
Revenues	[1]	506	(194)
Oil and Gas, Purchased [Member]
Costs and expenses:
Product costs		553	803
Natural Gas Purchased For Shrink [Member]
Costs and expenses:
Product costs		$ 54	$ 30

[1] We record transactions that qualify as derivatives at fair value with changes in fair value recognized in earnings in the period of change and characterized as unrealized gains or losses. Gains and losses on derivatives held for energy trading purposes are presented on a net basis in revenue.