CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ (3,505)	$ 16,600
Foreign currency translation adjustment	9,656	(11,757)
Pension and other postretirement benefits:
Amortization of loss, net of tax (Note 4)	94	86
Other comprehensive income (loss)	9,750	(11,671)
Comprehensive income (loss)	$ 6,245	$ 4,929