Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Cash flows from operating activities:
Net income	$ 10,990	$ 2,651
Non-cash operating activities:
Gain from sale of real estate	(3,204)	0
Depreciation	3,912	3,735
Amortization	911	1,540
Stock-based compensation	669	410
Net long-term tax obligations	117	163
Deferred taxes	(2,279)	264
Postretirement benefit and pension obligations	(11)	92
Working capital changes:
Accounts receivable	(4,580)	2,876
Inventories	1,391	(3,097)
Other current assets	(1,813)	(831)
Other current liabilities	2,803	(5,463)
Prepaid pension expense	(6,374)	(6,360)
Other	189	159
Net cash provided by (used in) operating activities	2,721	(3,861)
Cash flows from investing activities:
Purchases of property, plant and equipment	(4,048)	(7,595)
Software development	(849)	(1,023)
Proceeds from sale of real estate	5,214	0
Net cash provided by (used in) investing activities	317	(8,618)
Cash flows from financing activities:
Proceeds from borrowing	12,581	11,556
Debt repayments	(17,924)	(4,666)
Proceeds from common stock issued	25	37
Shares repurchased	(11)	(17)
Net cash (used in) provided by financing activities	(5,329)	6,910
Effect of exchange rate changes on cash	80	202
Net decrease in cash	(2,211)	(5,367)
Cash, beginning of period	13,458	15,582
Cash, end of period	11,247	10,215
Supplemental cash flow information:
Interest paid	673	737
Income taxes paid, net	$ 3,535	$ 1,304