CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Mar. 31, 2020	Mar. 31, 2019
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS)
Net income (loss)	$ 4,068	$ 1,509	$ 7,336	$ (94)
Other comprehensive income (loss), net of tax:
Pension and postretirement	1,720	579	3,439	1,159
Foreign currency translation adjustment	(3,918)	1,031	325	(140)
Other comprehensive income (loss)	(2,198)	1,610	3,764	1,019
Comprehensive income	$ 1,870	$ 3,119	$ 11,100	$ 925