CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME
Net income	$ 14,291	$ 19,796	$ 23,094	$ 41,464
Other comprehensive income, net of tax:
Foreign currency translation adjustments, net of $0 tax in each of the three and nine months ended September 30, 2024 and 2023	1,235	(407)	598	(807)
Unrealized gain on marketable securities, net of $615 tax in each of the three and nine months ended September 30, 2024 and net of $0 tax in each of the three and nine months ended September 30, 2023	3,005	455	2,000	2,483
Amortization of defined benefit pension items, net of tax of ($8) and ($23) in the three and nine months ended September 30, 2024, respectively, and ($4) and ($11) in the three and nine months ended September 30, 2023, respectively	(43)	(21)	(128)	(62)
Total other comprehensive income	4,197	27	2,470	1,614
TOTAL COMPREHENSIVE INCOME	$ 18,488	$ 19,823	$ 25,564	$ 43,078