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Note 22 - Subsequent Events (Detail) (USD $) | 0 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Aug. 06, 2012 | Jun. 30, 2012 | Jun. 30, 2011 | Aug. 13, 2012
Stock Issued During Period, Shares, Reverse Stock Splits | 1 |  |  |
Reverse Stock Split Ratio |  |  |  | 10:1
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures |  | 3,750 |  |
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures (in Dollars) |  | $ 17,250 |  |
Stock Issued During Period, Shares, Issued for Services |  | 2,400 |  |
Stock Issued During Period, Value, Stock Options Exercised (in Dollars) |  | 920,749 | 1,305,050 |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights |  | 7,272 |  |
Shares To Be Issued [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period |  | 44,921 |  |
Stock Issued During Period, Value, Stock Options Exercised (in Dollars) |  | $ 165,400 |  |
Minimum [Member] |  |  |  |
Stock Issued During Period, Shares, Reverse Stock Splits | 5 |  |  |
Maximum [Member] |  |  |  |
Stock Issued During Period, Shares, Reverse Stock Splits | 15 |  |  |

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