Employee Benefit Obligations (Details) In Millions, unless otherwise specified			3 Months Ended		9 Months Ended					9 Months Ended				3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended
	Sep. 30, 2013 USD ($)	Dec. 31, 2012 USD ($)	Sep. 30, 2013 Defined Benefit Pension Plans USD ($)	Sep. 30, 2012 Defined Benefit Pension Plans USD ($)	Sep. 30, 2013 Defined Benefit Pension Plans USD ($)	Sep. 30, 2012 Defined Benefit Pension Plans USD ($)	Sep. 30, 2013 Defined Benefit Pension Plans Funded plans USD ($)	Sep. 30, 2012 Defined Benefit Pension Plans Funded plans USD ($)	Dec. 31, 2013 Defined Benefit Pension Plans Funded plans Forecast USD ($)	Sep. 30, 2013 Defined Benefit Pension Plans Unfunded German plans USD ($)	Sep. 30, 2013 Defined Benefit Pension Plans Unfunded German plans EUR (€)	Dec. 31, 2013 Defined Benefit Pension Plans Unfunded German plans Forecast USD ($)	Dec. 31, 2013 Defined Benefit Pension Plans Unfunded German plans Forecast EUR (€)	Sep. 30, 2013 U.S. USD ($)	Sep. 30, 2012 U.S. USD ($)	Sep. 30, 2013 U.S. USD ($)	Sep. 30, 2012 U.S. USD ($)	Sep. 30, 2013 Foreign USD ($)	Sep. 30, 2012 Foreign USD ($)	Sep. 30, 2013 Foreign USD ($)	Sep. 30, 2012 Foreign USD ($)
Employee Benefit Obligations
Underfunded defined benefit pension liabilities, net	$ 762.7	$ 820.2
Less current portion and prepaid pension assets	(23.8)	(25.0)
Long-term defined benefit pension liability	738.9	795.2
Retiree medical and other postemployment benefits	175.0	177.0
Deferred compensation plans	239.5	237.8
Other	22.3	28.1
Employee benefit obligations	1,175.7	1,238.1
Ball-sponsored plans:
Service cost			14.6	13.7	44.0	41.0								12.1	11.7	36.5	35.1	2.5	2.0	7.5	5.9
Interest cost			19.7	21.3	59.2	63.9								13.8	14.2	41.4	42.4	5.9	7.1	17.8	21.5
Expected return on plan assets			(22.7)	(22.9)	(68.2)	(68.3)								(19.3)	(18.6)	(58.0)	(55.5)	(3.4)	(4.3)	(10.2)	(12.8)
Amortization of prior service cost			(0.1)	0.1	(0.3)	0.4									0.2		0.7	(0.1)	(0.1)	(0.3)	(0.3)
Recognized net actuarial loss			11.9	10.2	35.7	30.4								10.7	8.4	32.0	25.1	1.2	1.8	3.7	5.3
Curtailment loss				0.1	4.1	0.3									0.1	4.1	0.3
Net periodic benefit cost for Ball-sponsored plans			23.4	22.5	74.5	67.7								17.3	16.0	56.0	48.1	6.1	6.5	18.5	19.6
Multi-employer plans:
Net periodic benefit cost, excluding curtailment loss					2.0	2.0										2.0	2.0
Curtailment loss					9.8											9.8
Net periodic benefit cost for multi-employer plans			0.7	0.6	11.8	2.0								0.7	0.6	11.8	2.0
Total net periodic benefit cost			24.1	23.1	86.3	69.7								18.0	16.6	67.8	50.1	6.1	6.5	18.5	19.6
Contributions to pension plans							89.7	108.7		16.7	12.7
Expected contributions to pension plans for the full year									95
Expected benefit payments to plan participants for the full year												$ 23	€ 17