Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Income Tax Contingency [Line Items]
Effective tax rate	31.30%	29.80%
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	36.00%	38.00%
Accrued interest and penalties	$ 0.4		$ 0.4
change in unrecognized tax benefits is not anticipated	twelve months
Minimum [Member]
Income Tax Contingency [Line Items]
Income Tax Examination, Year under Examination	2012
Year subject to examination	2012
Maximum [Member]
Income Tax Contingency [Line Items]
Income Tax Examination, Year under Examination	2015