Condensed Consolidated Statements of Comprehensive (Loss) Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Net (loss) income	$ (3,189)	$ 11,614	$ 7,315	$ 26,002
Other comprehensive (loss) income:
Unrealized (loss) gain on effective portion of cash flow hedges, net of tax of $226 and $652 in 2019 and $133 and $782 in 2018, respectively	(596)	352	(1,720)	2,065
Reclassification of cash flow hedge loss (gain) into statement of operations, net of tax of $2 and $5 in 2019 and $155 and $330 in 2018, respectively	5	(406)	(14)	(868)
Unrealized holding gain (loss) on investments classified as available-for-sale	26	(3)	47	(3)
Total other comprehensive (loss) income	(565)	(57)	(1,687)	1,194
Comprehensive (loss) income	$ (3,754)	$ 11,557	$ 5,628	$ 27,196