Employee Benefit Obligations (Details) (USD $) In Millions, unless otherwise specified			3 Months Ended					3 Months Ended		3 Months Ended
	Mar. 31, 2014	Dec. 31, 2013	Mar. 31, 2014 Defined Benefit Pension Plans	Mar. 31, 2013 Defined Benefit Pension Plans	Mar. 31, 2014 Defined Benefit Pension Plans Funded plans	Mar. 31, 2013 Defined Benefit Pension Plans Funded plans	Dec. 31, 2013 Defined Benefit Pension Plans Funded plans Forecast	Mar. 31, 2014 Defined Benefit Pension Plans Unfunded German plans	Dec. 31, 2013 Defined Benefit Pension Plans Unfunded German plans Forecast	Mar. 31, 2014 U.S.	Mar. 31, 2013 U.S.	Mar. 31, 2014 Foreign	Mar. 31, 2013 Foreign
Employee Benefit Obligations
Underfunded defined benefit pension liabilities	$ 576.7	$ 601.9
Less current portion and prepaid pension assets	(23.8)	(21.4)
Long-term defined benefit pension liability	552.9	580.5
Retiree medical and other postemployment benefits	163.8	165.9
Deferred compensation plans	245.2	257.1
Other	29.2	29.5
Employee benefit obligations	991.1	1,033.0
Ball-sponsored plans:
Service cost			14.9	14.8						11.4	12.3	3.5	2.5
Interest cost			22.1	19.7						15.6	13.8	6.5	5.9
Expected return on plan assets			(24.0)	(22.7)						(20.5)	(19.3)	(3.5)	(3.4)
Amortization of prior service cost			(0.1)	(0.1)								(0.1)	(0.1)
Recognized net actuarial loss			8.5	11.9						7.2	10.6	1.3	1.3
Curtailment and settlement losses				4.6							4.6
Net periodic benefit cost for Ball-sponsored plans			21.4	28.2						13.7	22.0	7.7	6.2
Multi-employer plans:
Net periodic benefit cost, excluding curtailment loss			0.7	0.7						0.7	0.7
Curtailment loss				3.9							3.9
Net periodic benefit cost for multi-employer plans			0.7	4.6						0.7	4.6
Total net periodic benefit cost			22.1	32.8						14.4	26.6	7.7	6.2
Contributions to pension plans					33.9	81.8		5.7
Expected contributions to pension plans for the full year							67
Expected benefit payments to plan participants for the full year									$ 23