CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Statement of Comprehensive Income [Abstract]
Net income	$ 216	$ 207	$ 443	$ 300
Other comprehensive income / (loss), net of tax:
Foreign currency translation adjustments	41	(138)	6	(130)
Pension and other postretirement benefits	2	10	4	20
Derivatives qualifying as hedges	0	14	(2)	9
Total other comprehensive income / (loss)	43	(114)	8	(101)
Total comprehensive income	259	93	451	199
Net income attributable to noncontrolling interests	35	33	69	59
Translation adjustments attributable to noncontrolling interests	2	0	2	(3)
Comprehensive income attributable to Crown Holdings	$ 222	$ 60	$ 380	$ 143