CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2023	Mar. 31, 2022
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS)
Net income (loss)	$ 12,349	$ 8,484	$ 20,088	$ 13,143
Other comprehensive income (loss), net of tax:
Pension and postretirement	(393)	(1)	(786)	(1)
Foreign currency translation adjustment	1,935	(1,429)	7,739	(860)
Other comprehensive income (loss)	1,542	(1,430)	6,953	(861)
Comprehensive income	$ 13,891	$ 7,054	$ 27,041	$ 12,282