Consolidated Statements of Operations - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Income Statement [Abstract]
Net sales	$ 2,689	$ 3,035	$ 5,446	$ 5,790
Cost of products sold, excluding depreciation and amortization	2,155	2,417	4,375	4,627
Depreciation and amortization	117	123	239	245
Selling and administrative expense	139	157	301	314
Restructuring and other	3	(45)	10	(41)
Income from operations	275	383	521	645
Loss from early extinguishments of debt	0	0	0	6
Other pension and postretirement	13	29	44	11
Interest expense	76	97	156	195
Interest income	(1)	(4)	(5)	(7)
Foreign exchange	(5)	1	(17)	2
Income before income taxes	192	260	343	438
Provision for income taxes	53	88	91	136
Equity earnings / (loss) in affiliates	2	2	3	3
Net income	141	174	255	305
Net income attributable to noncontrolling interests	(15)	(37)	(41)	(65)
Net income attributable to Crown Holdings	$ 126	$ 137	$ 214	$ 240
Earnings per common share attributable to Crown Holdings:
Basic (in usd per share)	$ 0.95	$ 1.02	$ 1.60	$ 1.79
Diluted (in usd per share)	$ 0.94	$ 1.02	$ 1.59	$ 1.78