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Significant Accounting Policies (Tables) | 12 Months Ended
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Jun. 30, 2012
Calculation of Shares Used to Compute Basic and Diluted Net (Loss) Income Per Share | The calculation of shares used to compute basic and diluted net (loss) income per share is as follows:
|  | Year Ended June 30, |
|  | 2012 |  |  | 2011 |  |  | 2010 |
Number of common shares—basic |  |  | 20,791,202 |  |  |  | 19,489,154 |  |  |  | 18,404,823 |
Effect of dilutive securities: |  |  |  |  |  |  |  |  |  |  |  |
Stock options |  |  | — |  |  |  | — |  |  |  | 489,783 |
Number of common shares—diluted |  |  | 20,791,202 |  |  |  | 19,489,154 |  |  |  | 18,894,606 |
Potentially Dilutive Securities Excluded from Computation of Diluted Weighted-Average Shares | The following potentially dilutive securities outstanding, prior to the application of the treasury stock method, have been excluded from the computation of diluted weighted-average shares outstanding for the years ended June 30, 2012, 2011 and 2010, as they would be anti-dilutive:
|  | June 30, |
|  | 2012 |  |  | 2011 |  |  | 2010 |
Options |  |  | 3,165,855 |  |  |  | 2,740,895 |  |  |  | 907,219 |
Warrants |  |  | 2,270,189 |  |  |  | 7,820,227 |  |  |  | 10,997,681 |
|  |  | 5,436,044 |  |  |  | 10,561,122 |  |  |  | 11,904,900 |

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- Definition Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 40 -Subparagraph c -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition Tabular disclosure of the weighted average number of shares used in calculating basic net earnings per share (or unit) and diluted earnings per share (or unit). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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