Note 11 - Income Taxes (Details) - Significant Components of Deferred Tax Assets and Liabilities (USD $)	Jun. 30, 2014	Jun. 30, 2013
Significant Components of Deferred Tax Assets and Liabilities [Abstract]
Net operating loss carryforwards	$ 14,681,000	$ 16,126,000
Capital loss carryforwards	1,674,000	1,674,000
Accrued expenses	193,000	185,000
Expenses not currently deductible	100,000	154,000
Excess of book over tax depreciation	642,000	49,000
Excess of book over tax amortization	899,000	602,000
Deferred revenue		2,000
Other asset	3,000
Foreign tax benefit	82,000	82,000
Total deferred tax assets	18,274,000	18,874,000
Intangible assets	2,194,000	2,333,000
Excess of tax over book depreciation	185,000
Other liabilities	15,000	21,000
Total deferred tax liabilities	2,394,000	2,354,000
Deferred tax assets, net of liabilities	15,880,000	16,520,000
Valuation allowance	(11,029,000)	(15,134,000)
Net deferred tax asset	$ 4,851,000	$ 1,386,000