Condensed Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Net income (loss)	$ 10,816	$ (12,271)
Other comprehensive income (loss):
Unrealized loss on note receivable	(132)	0
Change in liability of pension plans	(190)	(197)
Total comprehensive income (loss)	$ 10,494	$ (12,468)