CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2022	Mar. 31, 2021
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS)
Net income (loss)	$ 8,484	$ (3,632)	$ 13,143	$ (11,659)
Other comprehensive income (loss), net of tax:
Pension and postretirement	(1)	1,527	(1)	3,055
Foreign currency translation adjustment	(1,429)	(268)	(860)	4,582
Other comprehensive income (loss)	(1,430)	1,259	(861)	7,637
Comprehensive income (loss)	$ 7,054	$ (2,373)	$ 12,282	$ (4,022)