Consolidated Statement of Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Comprehensive income (loss):
Net income (loss)	$ 957	$ 392
Designated interest rate cash flow hedging activities:
Net unrealized gain (loss) from derivative instruments, net of taxes of $(7) in 2023 and $(1) in 2022	20	3
Pension and other postretirement benefits:
Amortization of actuarial (gain) loss and net actuarial loss from settlements included in net periodic benefit cost (credit), net of taxes of $0 in 2023 and ($1) in 2022	1	2
Other comprehensive income (loss)	21	5
Comprehensive income (loss)	978	397
Less: Comprehensive income (loss) attributable to noncontrolling interests	30	12
Comprehensive income (loss) attributable to The Williams Companies, Inc.	$ 948	$ 385