Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Income Tax Disclosure [Abstract]
Effective tax rate (as a percent)	43.30%	42.80%
Increase in effective tax rate	(2.20%)	(3.30%)
Undistributed earnings	$ 7.3