Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2018	Mar. 31, 2017	Mar. 31, 2018	Mar. 31, 2017
Net income (loss)	$ 1,637	$ (786)	$ (4,458)	$ 1,036
Other comprehensive income (loss):
Currency translation gain (loss)	321	1,456	1,006	(300)
Pension and postretirement plans, net of tax of $0, $0, $0, and $3,958, respectively	(28)	(45)	(82)	6,377
Other comprehensive income (loss)	293	1,411	924	6,077
Total comprehensive income (loss)	$ 1,930	$ 625	$ (3,534)	$ 7,113