Consolidated Statements of Shareholders' Equity - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Loss
Beginning balance (in shares) at Dec. 31, 2022		26,888,425
Beginning balance at Dec. 31, 2022	$ 697,648	$ 27	$ 473,740	$ 258,236	$ (34,355)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common shares issued on exercise of options and other, net of shares withheld for tax obligations (in shares)		26,798
Common shares issued on exercise of options and other, net of shares withheld for tax obligations	(401)		(401)
Stock-based compensation expense	3,695		3,695
Repurchases of common stock (in shares)		(712,500)
Repurchases of common stock	(21,325)	$ (1)	(11,849)	(9,475)
Net income	2,659			2,659
Other comprehensive income (loss)
Foreign currency translation adjustment	527				527
Net unrealized gains (losses) on investments in securities	334				334
Comprehensive income	3,520
Ending balance (in shares) at Mar. 31, 2023		26,202,723
Ending balance at Mar. 31, 2023	$ 683,137	$ 26	465,185	251,420	(33,494)
Beginning balance (in shares) at Dec. 31, 2023	25,721,957	25,721,957
Beginning balance at Dec. 31, 2023	$ 695,295	$ 26	466,884	256,398	(28,013)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common shares issued on exercise of options and other, net of shares withheld for tax obligations (in shares)		29,974
Common shares issued on exercise of options and other, net of shares withheld for tax obligations	(533)		(533)
Stock-based compensation expense	4,276		4,276
Repurchases of common stock and other (in shares)		(435,861)
Repurchases of common stock and other	(16,164)		(7,912)	(8,252)
Net income	5,268			5,268
Other comprehensive income (loss)
Foreign currency translation adjustment	(925)				(925)
Net unrealized gains (losses) on investments in securities	93				93
Comprehensive income	$ 4,436
Ending balance (in shares) at Mar. 31, 2024	25,316,070	25,316,070
Ending balance at Mar. 31, 2024	$ 687,310	$ 26	$ 462,715	$ 253,414	$ (28,845)