Consolidated Statements of Operations (Unaudited) - USD ($) $ in Millions	3 Months Ended			9 Months Ended
	Sep. 30, 2017	Jun. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Income Statement [Abstract]
Net sales	$ 2,468		$ 2,326	$ 6,530	$ 6,361
Cost of products sold, excluding depreciation and amortization	1,956		1,838	5,194	5,050
Depreciation and amortization	63		63	183	188
Selling and administrative expense	90		90	272	275
Restructuring and other	12		20	26	19
Income from operations	347		315	855	829
Loss from early extinguishments of debt	0	$ 7	10	7	37
Interest expense	64		59	187	181
Interest income	(4)		(3)	(10)	(8)
Foreign exchange	0		(5)	4	(22)
Income before income taxes	287		254	667	641
Provision for income taxes	79		48	178	151
Net income	208		206	489	490
Net income attributable to noncontrolling interests	(31)		(23)	(77)	(59)
Net income attributable to Crown Holdings	$ 177		$ 183	$ 412	$ 431
Earnings per common share attributable to Crown Holdings:
Basic (in usd per share)	$ 1.32		$ 1.32	$ 3.03	$ 3.11
Diluted (in usd per share)	$ 1.32		$ 1.31	$ 3.02	$ 3.09