Consolidated Statements of Changes in Shareholders' Equity (Unaudited) - USD ($) $ in Millions	Total	Common Stock	Paid-in Capital	Accumulated Earnings	Accumulated Other Comprehensive Loss	Treasury Stock	Total Crown Equity	Noncontrolling Interests
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	431			431			431
Net income attributable to noncontrolling interests	59							59
Net income	490
Other comprehensive income	(119)				(121)		(121)	2
Dividends paid to noncontrolling interests	(43)							(43)
Noncontrolling Interest, Increase from Subsidiary Equity Issuance	1							1
Restricted stock awarded	0		(1)			1
Stock-based compensation	15		15				15
Common stock issued	8		6			2	8
Common stock repurchased	(8)		(7)			(1)	(8)
Balance at end of period at Sep. 30, 2016	729	929	439	2,556	(3,275)	(230)	419	310
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	412			412			412
Net income attributable to noncontrolling interests	77							77
Net income	489
Other comprehensive income	278				275		275	3
Dividends paid to noncontrolling interests	(68)							(68)
Restricted stock awarded	0		(1)			1
Stock-based compensation	16		16				16
Common stock issued	8		7			1	8
Common stock repurchased	(339)		(308)			(31)	(339)
Balance at end of period at Sep. 30, 2017	$ 1,112	$ 929	$ 160	$ 3,093	$ (3,125)	$ (259)	$ 798	$ 314