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Income Taxes (Tables) | 12 Months Ended
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Jun. 30, 2012
Notes to Financial Statements |
Schedule of Deferred Tax Assets and Liabilities | The tax effects of temporary differences that give rise to significant portions of deferred tax assets and deferred tax liabilities are as follows at June 30:
|  | 2012 |  |  | 2011 |
Deferred tax assets: |  |  |  |  |  |
Net operating loss and credit carryforwards |  | $ | 36,606,000 |  |  | $ | 36,370,000 |
Intangible assets |  |  | 248,000 |  |  |  | 335,000 |
Capital loss and R&D credits |  |  | 1,496,000 |  |  |  | 1,397,000 |
Research development expenses |  |  | 694,000 |  |  |  | 708,000 |
Inventory |  |  | 57,000 |  |  |  | 80,000 |
Accrued expenses and other |  |  | 110,000 |  |  |  | 59,000 |
Gross deferred tax assets |  |  | 39,211,000 |  |  |  | 38,949,000 |
Valuation allowance for deferred tax assets |  |  | (38,800,000 | ) |  |  | (38,558,000 | )
Total deferred tax assets |  |  | 411,000 |  |  |  | 391,000 |
Deferred tax liabilities: |  |  |  |  |  |  |  |
Depreciation and other |  |  | (411,000 | ) |  |  | (391,000 | )
Net deferred tax liability |  | $ | - |  |  | $ | - |

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- Definition Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32537-109319 + Details
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