Consolidated Statements of Cash Flows - USD ($)		12 Months Ended
		Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Cash Flows From Operating Activities
Net income (loss)		$ 5,151,000	$ 930,000	$ (123,000)
Non-cash items included in net income (loss)
Depreciation and amortization		$ 6,331,000	6,226,000	7,197,000
Goodwill and intangible asset impairment	[1]		805,000	2,413,000
Earn-out liability adjustment				(897,000)
Deferred income taxes		$ (226,000)	856,000	263,000
Deferred compensation plan		(761,000)	99,000	169,000
Stock option expense		1,239,000	1,005,000	842,000
Issuance of common shares as compensation		191,000	193,000	57,000
Gain on disposition of building		(343,000)
Loss on disposition of fixed assets		9,000	36,000	7,000
Loss on sale of subsidiary		565,000
Allowance for doubtful accounts		220,000	6,000	269,000
Inventory obsolescence reserve		1,493,000	1,464,000	2,957,000
Change in certain assets and liabilities
Accounts and notes receivable		(1,631,000)	3,232,000	(1,848,000)
Inventories		1,000	(4,779,000)	(3,774,000)
Refundable income taxes		1,815,000	(538,000)	(1,208,000)
Accounts payable		910,000	1,229,000	917,000
Accrued expenses and other		6,115,000	269,000	1,644,000
Customer prepayments		(149,000)	526,000	(35,000)
Net cash flows provided by operating activities		20,930,000	11,559,000	8,850,000
Cash Flows From Investing Activities
Purchases of property, plant, and equipment		(4,754,000)	(5,245,000)	(7,571,000)
Proceeds from sale of subsidiary, net of cash sold		1,494,000
Proceeds from sale of fixed assets		1,006,000	255,000	38,000
Net cash flows (used in) investing activities		(2,254,000)	(4,990,000)	(7,533,000)
Cash Flows From Financing Activities
Cash dividends paid		(2,900,000)	(5,780,000)	(8,648,000)
Purchase of treasury shares		(205,000)	(188,000)	(175,000)
Issuance of treasury shares		975,000	64,000	25,000
Exercise of stock options		850,000	399,000	175,000
Net cash flows (used in) financing activities		(1,280,000)	(5,505,000)	(8,623,000)
Increase (decrease) in cash and cash equivalents		17,396,000	1,064,000	(7,306,000)
Cash and cash equivalents at beginning of year		9,013,000	7,949,000	15,255,000
Cash and cash equivalents at end of year		26,409,000	$ 9,013,000	$ 7,949,000
Building [Member]
Non-cash items included in net income (loss)
Gain on disposition of building		$ (343,000)

[1] The Company recorded a significant impairment of goodwill and/or intangible assets in fiscal 2014 and 2013, and a minor impairment in fiscal 2012. See Note 6.