CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Statement of Other Comprehensive Income [Abstract]
Net income	$ 4,918	$ 904
Other comprehensive income (loss):
Unrealized gain (loss) on marketable securities, net of tax	(1)	20
Comprehensive income	$ 4,917	$ 924