Goodwill (Tables)

12 Months Ended

Dec. 31, 2016

Goodwill and Intangible Assets

Schedule of goodwill

($ in millions)	Beverage Packaging, North & Central America		Beverage Packaging, South America		Beverage Packaging, Europe		Food & Aerosol Packaging		Aerospace		Other		Total
Balance at December 31, 2014	$	561	$	100	$	914	$	593	$	9	$	78	$	2,255
Business acquisition		—		—		—		36		—		—		36
Effects of currency exchange rates		—		—		(97)		(17)		—		—		(114)
Balance at December 31, 2015		561		100		817		612		9		78		2,177
Business acquisitions		1,053		901		1,625		—		31		192		3,802
Business dispositions		—		(31)		(783)		(8)		—		—		(822)
Effects of currency exchange rates		—		—		(27)		(5)		—		(30)		(62)
Balance at December 31, 2016	$	1,614	$	970	$	1,632	$	599	$	40	$	240	$	5,095