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Note 11 - Income Taxes (Details) - Components of Deferred Income Tax Assets and (Liabilities) - USD ($) | Jun. 30, 2015 | Jun. 30, 2014
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Components of Deferred Income Tax Assets and (Liabilities) [Abstract] |  |
Reserves against current assets | $ 273,000 | $ 74,000
Accrued expenses | 2,881,000 | 2,366,000
Goodwill, acquisition costs and intangible assets | 255,000 | 1,171,000
Deferred compensation | 791,000 | 1,051,000
State net operating loss carryover and credits | 1,889,000 | 1,991,000
Foreign net operating loss carryover and credits |  | 4,465,000
Long term capital loss carryforward | 4,272,000 |
U.S. Federal net operating loss carryover and credits | 506,000 | 556,000
Deferred income tax asset before valuation reserve | 10,867,000 | 11,674,000
Valuation reserve | (6,161,000) | (6,450,000)
Deferred income tax asset | 4,706,000 | 5,224,000
Depreciation | (3,241,000) | (3,985,000)
Deferred income tax liability | (3,241,000) | (3,985,000)
Net deferred income tax asset | 1,465,000 | 1,239,000
Deferred income tax asset included in: |  |
Other current assets | 3,154,000 | 2,439,000
Other long-term assets (liability) | $ (1,689,000) | $ (1,200,000)

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