Condensed Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 4,101	$ (1,808)
Change in fair value of cash flow hedge, net of tax expense of $93 and $40 for the three months ended March 31, 2018, and March 31, 2017, respectively	269	196
Total comprehensive income (loss)	$ 4,370	$ (1,612)