Goodwill (Tables)

12 Months Ended

Dec. 31, 2024

Goodwill.

Schedule of goodwill

($ in millions)	​ Beverage Packaging, North & Central America		​ Beverage Packaging, EMEA		​ Beverage Packaging, South America		Other		Total
Balance at December 31, 2022	$	1,275	$	1,342	$	1,298	$	280	$	4,195
Effects of currency exchange		—		36		—		17		53
Other		2		—		—		—		2
Balance at December 31, 2023	$	1,277	$	1,378	$	1,298	$	297	$	4,250
Additions		—		—		—		50		50
Effects of currency exchange		—		(89)		—		(35)		(124)
Other		—		—		2		(6)		(4)
Balance at December 31, 2024	$	1,277	$	1,289	$	1,300	$	306	$	4,172