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Income Taxes (Details) (USD $) | Jun. 30, 2014 | Jun. 30, 2013
--- | --- | ---
Deferred Tax Assets: |  |
Net operating loss and credit carryforwards | $ 33,098,000 | $ 35,198,000
Intangible assets | 75,000 | 148,000
Capital loss and R&D credits | 1,454,000 | 1,442,000
Research development expenses | 639,000 | 652,000
Inventory | 128,000 | 100,000
Accrued expenses and other |  | 56,000
Gross deferred tax assets | 35,394,000 | 37,596,000
Valuation allowance for deferred tax assets | (35,136,000) | (37,234,000)
Total deferred tax assets | 258,000 | 362,000
Deferred Tax Liabilities: |  |
Depreciation and other | (258,000) | (362,000)
Total deferred tax liabilities | $ (258,000) | $ (362,000)

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