Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Income Tax Disclosure [Abstract]
Effective tax rate (percent)	32.80%	43.50%	44.50%	35.20%
Tax benefit from a reversal of an uncertain tax position	$ 0.8	$ (1.9)
Change in income tax expense due to redemption of corporate owned life insurance policies		$ 1.9
Deferred tax liabilities, undistributed foreign earnings	3.4		$ 3.4
Current foreign tax expense (benefit)			5.5
Unrecognized tax benefits, interest and penalties accrued	0.5		0.5
Unrecognized tax benefits	10.0		10.0
Unrecognized tax benefits that would decrease the effective tax rate if recognized	9.8		9.8
Unrecognized tax benefits that could be recognized within 12 months	$ 5.1		$ 5.1