CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2020
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME
Net income (loss)	$ 45,087	$ (8,683)	$ (6,478)
Other comprehensive income (loss), net of tax:
Pension and postretirement	13,066	59,006	15,630
Foreign currency translation adjustment	(11,817)	3,254	3,690
Other comprehensive income	1,249	62,260	19,320
Comprehensive income	$ 46,336	$ 53,577	$ 12,842