Consolidated Statements of Cash Flows (Unaudited) - USD ($)	6 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Cash flows from operating activities:
Net income (loss)	$ (6,095,000)	$ 1,822,000
Non-cash operating activities:
Gain on sale of building		(3,089,000)
Depreciation	2,802,000	2,732,000
Amortization	978,000	732,000
Stock-based compensation	185,000	223,000
Net long-term tax obligations	343,000	842,000
Deferred taxes	7,250,000	413,000
Postretirement benefit and pension obligations	294,000	1,743,000
(Income) loss from equity method investment		(43,000)
Working capital changes:
Accounts receivable	1,618,000	1,849,000
Inventories	(3,245,000)	(3,389,000)
Other current assets	(1,874,000)	(1,563,000)
Other current liabilities	179,000	(1,026,000)
Prepaid pension expense	(1,857,000)	(2,418,000)
Other	57,000	188,000
Net cash provided by (used in) operating activities	635,000	(984,000)
Cash flows from investing activities:
Additions to property, plant and equipment	(2,625,000)	(2,412,000)
Software development	(633,000)	(368,000)
Proceeds from sale of building		3,321,000
Net cash provided by (used in) investing activities	(3,258,000)	541,000
Cash flows from financing activities:
Proceeds from borrowings	5,500,000
Long-term debt repayments	(797,000)	(762,000)
Proceeds from common stock issued	220,000	181,000
Shares repurchased	(534,000)	(33,000)
Dividends paid	(1,401,000)	(1,407,000)
Net cash provided by (used in) financing activities	2,988,000	(2,021,000)
Effect of exchange rate changes on cash	159,000	(603,000)
Net increase (decrease) in cash	524,000	(3,067,000)
Cash, beginning of period	14,607,000	19,794,000
Cash, end of period	15,131,000	16,727,000
Supplemental cash flow information:
Interest paid	307,000	302,000
Income taxes paid, net	$ (323,000)	$ 113,000