Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Consolidated Statements of Comprehensive Income
Net income	$ 28,223	$ 26,056	$ 19,685
Other comprehensive income (loss)
Mark to market of foreign exchange hedges, net of tax expense (benefit) of $0, $4 and $(29) for 2020, 2019 and 2018, respectively	1	12	(99)
Total other comprehensive income (loss)	1	12	(99)
Comprehensive income	$ 28,224	$ 26,068	$ 19,586