Goodwill (Tables)

12 Months Ended

Dec. 31, 2022

Goodwill and Intangible Assets, Net

Schedule of goodwill

($ in millions)	​ Beverage Packaging, North & Central America		​ Beverage Packaging, EMEA		​ Beverage Packaging, South America		​ Aerospace		Other		Total
Balance at December 31, 2020	$	1,275	$	1,573	$	1,298	$	40	$	298	$	4,484
Effects of currency exchange		—		(90)		—		—		(16)		(106)
Balance at December 31, 2021	$	1,275	$	1,483	$	1,298	$	40	$	282	$	4,378
Business dispositions		—		(101)		—		—		—		(101)
Effects of currency exchange		—		(40)		—		—		(2)		(42)
Balance at December 31, 2022	$	1,275	$	1,342	$	1,298	$	40	$	280	$	4,235