Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Statement of Comprehensive Income [Abstract]
Net income	$ 193	$ 208	$ 453	$ 489
Other comprehensive income, net of tax:
Foreign currency translation adjustments	(11)	17	(73)	226
Pension and other postretirement benefits	7	23	29	40
Derivatives qualifying as hedges	(10)	4	(28)	12
Total other comprehensive (loss) income	(14)	44	(72)	278
Total comprehensive income	179	252	381	767
Net income attributable to noncontrolling interests	(29)	(31)	(67)	(77)
Translation adjustments attributable to noncontrolling interests	1	(1)	2	(3)
Derivatives qualifying as hedges attributable to noncontrolling interests	0	0	1	0
Comprehensive income attributable to Crown Holdings	$ 151	$ 220	$ 317	$ 687

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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