CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME
Net income	$ 3,954	$ 6,875
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments, net of $0 tax in each of the three months ended March 31, 2024 and 2023	(366)	148
Unrealized gain (loss) on marketable securities, net of $0 tax in each of the three months ended March 31, 2024 and 2023	(688)	2,172
Amortization of defined benefit pension items, net of tax of ($8) and ($4) in the three months ended March 31, 2024 and 2023, respectively	(43)	(20)
Total other comprehensive income (loss)	(1,097)	2,300
TOTAL COMPREHENSIVE INCOME	$ 2,857	$ 9,175