Retirement Plans (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Defined Benefit Plan Disclosure [Line Items]
Pension settlement	$ 0.5	$ 0.9	$ 2.0	$ 1.9
Defined Benefit Plan, Net Periodic Benefit Cost [Abstract]
Pension settlement	0.5	0.9	2.0	1.9
Pension Plans, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Employer contributions in current fiscal year			4.3
United States
Defined Benefit Plan Disclosure [Line Items]
Pension settlement	0.5	0.9	2.0	1.9
Defined Benefit Plan, Net Periodic Benefit Cost [Abstract]
Service cost	0	0	0	0
Interest cost	0.8	3.4	2.4	5.6
Expected return on plan assets	(1.4)	(4.8)	(4.3)	(7.9)
Amortization of net actuarial loss	0.4	0.7	1.0	1.1
Amortization of prior service (credit) cost	0	0	0	0
Net periodic pension cost (credit)	(0.2)	(0.7)	(0.9)	(1.2)
Pension settlement	0.5	0.9	2.0	1.9
Total pension cost (credit)	0.3	0.2	1.1	0.7
International
Defined Benefit Plan Disclosure [Line Items]
Pension settlement	0	0	0	0
Defined Benefit Plan, Net Periodic Benefit Cost [Abstract]
Service cost	0.1	0.1	0.3	0.3
Interest cost	0	0.7	0	2.1
Expected return on plan assets	0	(0.9)	0	(2.6)
Amortization of net actuarial loss	0.1	0.1	0.3	0.3
Amortization of prior service (credit) cost	0	(0.1)	0	(0.3)
Net periodic pension cost (credit)	0.2	(0.1)	0.6	(0.2)
Pension settlement	0	0	0	0
Total pension cost (credit)	$ 0.2	$ (0.1)	$ 0.6	$ (0.2)