Consolidated Statements of Changes in Shareholders' Equity (Unaudited) - USD ($) $ in Millions	Total	Common Stock [Member]	Paid-In Capital [Member]	Accumulated Earnings [Member]	Accumulated Other Comprehensive Loss [Member]	Treasury Stock [Member]	Total Crown Equity [Member]	Noncontrolling Interests [Member]
Balance at beginning of period at Dec. 31, 2015	$ 385	$ 929	$ 426	$ 2,125	$ (3,154)	$ (232)	$ 94	$ 291
Net income attributable to Crown Holdings	79			79			79
Net income attributable to noncontrolling interests	20							20
Net income	99
Other comprehensive income	24				23		23	1
Dividends paid to noncontrolling interests	(8)						0	(8)
Stock-based compensation	6		6				6
Common stock issued	1		1				1
Common stock repurchased	(4)		(4)				(4)
Balance at end of period at Mar. 31, 2016	503	929	429	2,204	(3,131)	(232)	199	304
Cumulative-effect of change in accounting principle	60			60			60
Balance at beginning of period at Dec. 31, 2016	668	929	446	2,621	(3,400)	(230)	366	302
Net income attributable to Crown Holdings	107			107			107
Net income attributable to noncontrolling interests	26							26
Net income	133
Other comprehensive income	140				139		139	1
Dividends paid to noncontrolling interests	(13)						0	(13)
Restricted stock awarded	0		(1)			1	0
Stock-based compensation	4		4				4
Common stock issued	7		6			1	7
Common stock repurchased	(140)		(127)			(13)	(140)
Balance at end of period at Mar. 31, 2017	$ 859	$ 929	$ 328	$ 2,788	$ (3,261)	$ (241)	$ 543	$ 316