Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 58,139	$ (150,173)
Other comprehensive gains (losses), net of tax:
Foreign currency translation adjustments (Note 6)	(10,673)	11,194
Pension and post-retirement plan actuarial gains, net of tax (Note 6)	374	439
Unrealized gain on available-for-sale securities (Note 6)	0	2
Total other comprehensive (loss) gain, net of tax	(10,299)	11,635
Comprehensive income (loss)	$ 47,840	$ (138,538)