Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Statement of Comprehensive Income [Abstract]
Net income	$ 206	$ 160	$ 490	$ 375
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	(45)	(153)	(170)	(360)
Pension and other postretirement benefits	2	25	25	48
Derivatives qualifying as hedges	2	(7)	26	(17)
Total other comprehensive loss	(41)	(135)	(119)	(329)
Total comprehensive income	165	25	371	46
Net income attributable to noncontrolling interests	(23)	(19)	(59)	(48)
Translation adjustments attributable to noncontrolling interests	0	2	0	3
Derivatives qualifying as hedges attributable to noncontrolling interests	1	1	(2)	2
Comprehensive income attributable to Crown Holdings	$ 143	$ 9	$ 310	$ 3