Earnings and Dividends Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions	3 Months Ended						9 Months Ended
	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Sep. 30, 2016	Sep. 30, 2015
Earnings and Dividends Per Share
Net earnings (loss) attributable to Ball Corporation				$ 45			$ 210	$ 226
Basic weighted average common shares	174,564			137,337			152,878	137,409
Effect of dilutive securities (in shares)	3,138			3,521			3,210	3,732
Weighted average shares applicable to diluted earnings per share	177,702			140,858			156,088	141,141
Basic (in dollars per share)				$ 0.32			$ 1.37	$ 1.64
Diluted (in dollars per share)				$ 0.32			$ 1.35	$ 1.60
Number of outstanding options excluded from computation of diluted earnings per share	1,000			1,000			2,000	1,000
Dividends declared (in dollars per share)	$ 0.13	$ 0.13	$ 0.13	$ 0.13	$ 0.13	$ 0.13
Dividends paid (in dollars per share)	$ 0.13	$ 0.13	$ 0.13	$ 0.13	$ 0.13	$ 0.13