Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	3 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Cash Flows from Operating Activities
Net income	$ 829,000	$ 3,750,000
Non-cash items included in net income:
Depreciation and amortization	1,835,000	1,576,000
Deferred income taxes	(825,000)	(396,000)
Deferred compensation plan	198,000	175,000
Stock compensation expense	1,741,000	1,775,000
Issuance of common shares as compensation	103,000	49,000
Loss on disposition of fixed assets	1,000	1,000
Fixed asset impairment	273,000
Allowance for doubtful accounts	113,000	94,000
Inventory Write-down	573,000	367,000
Changes in certain assets and liabilities – excluding sale of subsidiary
Accounts receivable	628,000	(2,853,000)
Inventories	(32,000)	(2,065,000)
Refundable income taxes		99,000
Accounts payable	121,000	224,000
Accrued expenses and other	(5,487,000)	(275,000)
Customer prepayments	268,000	431,000
Net cash flows provided by operating activities	339,000	2,952,000
Cash Flows from Investing Activities
Purchases of property, plant and equipment	(1,960,000)	(1,362,000)
Net cash flows provided by (used in) investing activities	(1,960,000)	(1,362,000)
Cash Flows from Financing Activities
Cash dividends paid	(1,256,000)	(735,000)
Proceeds and tax benefits from exercises of stock options	58,000	1,335,000
Purchase of treasury shares	(344,000)	(228,000)
Issuance of treasury shares	42,000	14,000
Net cash flows provided by (used in) financing activities	(1,500,000)	386,000
Increase (decrease) in cash and cash equivalents	(3,121,000)	1,976,000
Cash and cash equivalents at beginning of period	33,835,000	26,409,000
Cash and cash equivalents at end of period	$ 30,714,000	$ 28,385,000