CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Statement of Comprehensive Income [Abstract]
Net income	$ 200	$ 158	$ 509	$ 733
Other comprehensive income / (loss), net of tax:
Foreign currency translation adjustments	(46)	(55)	120	(84)
Pension and other postretirement benefits	4	12	23	30
Derivatives qualifying as hedges	7	(18)	(1)	(62)
Total other comprehensive income / (loss)	(35)	(61)	142	(116)
Total comprehensive income	165	97	651	617
Net income attributable to noncontrolling interests	41	31	91	95
Translation adjustments attributable to noncontrolling interests	(1)	(2)	(2)	(6)
Derivatives qualifying as hedges attributable to noncontrolling interests	0	(1)	0	(4)
Comprehensive income attributable to Crown Holdings	$ 125	$ 69	$ 562	$ 532