CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 239	$ (132)	$ 682	$ 168
Other comprehensive income / (loss), net of tax:
Foreign currency translation adjustments	20	(58)	26	(188)
Pension and other postretirement benefits	2	397	6	417
Derivatives qualifying as hedges	6	(6)	4	3
Total other comprehensive income	28	333	36	232
Total comprehensive income	267	201	718	400
Net income attributable to noncontrolling interests	25	43	94	102
Translation adjustments attributable to noncontrolling interests	(1)	5	1	2
Comprehensive income attributable to Crown Holdings	$ 243	$ 153	$ 623	$ 296