Income Taxes - Components (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Components of income tax expense (benefit)
Income Tax Expense (Benefit)	$ 3,942	$ 1,057
Effective tax rate (as a percent)	35.30%	36.50%
Deferred Tax Assets, Net	$ 13,253		$ 11,266