Consolidated Statement of Comprehensive Income (Unaudited) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Comprehensive income (loss):
Net income (loss)	$ 196	$ 230
Other comprehensive income (loss):
Foreign currency translation adjustments	(44)	(21)
Pension and other postretirement benefits:
Amortization of prior service cost (credit) included in net periodic benefit cost, net of taxes	(1)	(1)
Amortization of actuarial (gain) loss included in net periodic benefit cost, net of taxes	6	10
Other comprehensive income (loss)	(39)	(12)
Comprehensive income (loss)	157	218
Less: Comprehensive income (loss) attributable to noncontrolling interest	56	69
Comprehensive Income (loss) attributable to The Williams Companies, Inc.	$ 101	$ 149