Income Taxes (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Income Tax Disclosure [Abstract]
Effective tax rate	34.80%	35.40%
Increase to unrecognized tax benefits	$ 0.3
Decrease in gross unrecognized tax benefits in next twelve months	$ 3.0