Consolidated statements of comprehensive income (loss) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ (207,043)	$ (92,534)	$ (58,351)
Other comprehensive income (loss), net of tax :
Change in foreign currency translation adjustments	1,473	1,425	302
Unrealized gain (loss) from debt securities	445	(445)	0
Pension benefit plan	(4,954)	(244)	361
Total comprehensive income (loss)	$ (210,079)	$ (91,798)	$ (57,688)