Retirement Plans (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Employer contributions in current fiscal year	$ 0.3		$ 0.6
International
Defined Benefit Plan Disclosure [Line Items]
Curtailment gain	$ 0.0	$ 0.0	0.0	$ 0.7
Maximum | Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Estimated future employer contributions in current fiscal year (up to)			0.5
Restructuring and other | International
Defined Benefit Plan Disclosure [Line Items]
Curtailment gain			$ 0.7