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Net Income Per Share (Details 2) (USD $) | 9 Months Ended
--- | ---
Mar. 31, 2013 | Mar. 31, 2012
Outstanding Potential Dilutive Securities |  |
Weighted Average Exercise Price (in dollars per share) | $ 1.90 | $ 1.84
Balance at the end of the period (in shares) | 5,043,985 | 5,465,455
Common stock warrants issued in connection with equity and financing transactions |  |
Outstanding Potential Dilutive Securities |  |
Weighted Average Exercise Price (in dollars per share) | $ 2.25 | $ 2.50
Balance at the end of the period (in shares) | 1,165 | 92,635
Stock Options and Incentive Warrants |  |
Outstanding Potential Dilutive Securities |  |
Weighted Average Exercise Price (in dollars per share) | $ 1.90 | $ 1.83
Balance at the end of the period (in shares) | 5,042,820 | 5,372,820

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