CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS)
Net income (loss)	$ 713	$ (3,967)	$ (23,881)	$ (6,529)
Other comprehensive income (loss), net of tax:
Pension and postretirement	1,948	2,580	4,564	7,739
Foreign currency translation adjustment	(3,999)	2,642	(1,166)	451
Other comprehensive income (loss)	(2,051)	5,222	3,398	8,190
Comprehensive income (loss)	$ (1,338)	$ 1,255	$ (20,483)	$ 1,661