Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2016	Sep. 30, 2015
Income Tax Disclosure [Abstract]
Effective tax rate		18.30%	34.80%
Unrecognized tax benefits reduction resulting from lapse of applicable statute of limitations		$ 4.0
Unrecognized tax benefits increase related to prior year tax positions	$ 0.1	0.2
Decrease in unrecognized tax benefits is reasonable possible within the next twelve months	$ 1.3	$ 1.3