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STOCKHOLDERS' EQUITY (Detail) (USD $)
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12 Months Ended | 12 Months Ended | 12 Months Ended | 3 Months Ended | 12 Months Ended | 3 Months Ended | 12 Months Ended | |||||||||||||||||||
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Jun. 30, 2012
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Jun. 30, 2011
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Jun. 30, 2010
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Jun. 30, 2009
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Jun. 30, 2012
Employees [Member]
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Jun. 30, 2011
Employees [Member]
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Jun. 30, 2012
Marketing Development [Member]
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Jun. 30, 2011
Marketing Development [Member]
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Jun. 30, 2012
Financial Advisor [Member]
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Jun. 30, 2011
Financial Advisor [Member]
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Jun. 30, 2011
Common Stock [Member]
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Jun. 30, 2012
Warrant [Member]
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Jun. 30, 2012
Board Of Directors And Officers [Member]
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Jun. 30, 2011
Board Of Directors And Officers [Member]
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Jun. 30, 2012
Investor Relations Services [Member]
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Jun. 30, 2011
Marketing Development Firm [Member]
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Feb. 29, 2012
Chief Scientific Officer [Member]
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Jun. 30, 2010
Executive Officer [Member]
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Jun. 30, 2012
Executive Officer [Member]
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Mar. 01, 2012
Executive Officer [Member]
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Jun. 30, 2011
Minimum [Member]
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Jun. 30, 2011
Maximum [Member]
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Dec. 31, 2011
Option Modification One [Member]
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Jun. 30, 2012
Option Modification One [Member]
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Jun. 30, 2012
Option Modification Two [Member]
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Jun. 30, 2012
Option Modification Two [Member]
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| Stock Issued During Period, Value, New Issues (in Dollars) | $ 9,036,000 | $ 8,000,000 | ||||||||||||||||||||||||
| Stock Issued During Period, Shares, New Issues | 15,385,000 | 4,000,000 | ||||||||||||||||||||||||
| Stock Issued During Period Per Share New Issues (in Dollars per share) | $ 0.65 | $ 2.00 | ||||||||||||||||||||||||
| Warrants Issued To Puchase Common Stock | 4,000,000 | |||||||||||||||||||||||||
| Warrants Issued During Period Exercise Price One (in Dollars per share) | $ 0.88 | $ 2.20 | $ 1.38 | $ 1.10 | $ 2.00 | $ 2.16 | $ 2.30 | |||||||||||||||||||
| Warrants Issued During Period Value To Placement Agent (in Dollars) | 530,000 | |||||||||||||||||||||||||
| Warrants Issued During Peiod To Placement Agent | 249,324 | |||||||||||||||||||||||||
| Common Stock And Warrants Issued During Period Value (in Dollars) | 7,235,644 | |||||||||||||||||||||||||
| Common Stock Issued In Accordance With Down Round Provision Shares | 19,599 | |||||||||||||||||||||||||
| Purchase Of Additional Shares Of Common Stock | 1,353,439 | 133,472 | ||||||||||||||||||||||||
| Description Of Additional Common Stock And Adjusted Exercise Prices | a) Warrants for the purchase of 1,400,449 shares of common stock at $2.68 per common share were revised to the purchase of 2,065,814 at $1.82 per share; and b) Warrants for the purchase of 1,448,247 shares of common stock at $3.45 per common share were revised to the purchase of 2,136,321 shares of common stock at $2.34 per share. | a) Warrants for the purchase of 1,350,073 shares of common stock at $2.78 per common share were revised to the purchase of 1,400,449 at $2.68 per common share; and b) Warrants for the purchase of 1,365,151 shares of common stock at $3.66 per common share were revised to the purchase of 1,448,247 shares of common stock at $3.45 per common share. | ||||||||||||||||||||||||
| Payments of Stock Issuance Costs (in Dollars) | 700,000 | 964,000 | ||||||||||||||||||||||||
| Warrants Issued During Period One | 11,538,750 | 300,000 | 500,000 | 100,000 | ||||||||||||||||||||||
| Description Of Units Sold | The common stock and warrants were sold together as units (the "Units"), each Unit consisting of one share of common stock and 0.75 of one warrant to purchase one share of common stock. | |||||||||||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized | 10,000,000 | |||||||||||||||||||||||||
| Stock Options Available For Future Issuance | 4,490,000 | |||||||||||||||||||||||||
| Effect In Fair Value Of Options Due To Modification Of Option Agreement Terms (in Dollars) | 633,000 | 35,000 | ||||||||||||||||||||||||
| Research and Development Expense (in Dollars) | 4,981,040 | 3,083,517 | 17,000 | 7,000 | ||||||||||||||||||||||
| General and Administrative Expense (in Dollars) | 5,623,397 | 7,090,568 | 204,000 | 0 | 18,000 | 874,000 | 552,000 | |||||||||||||||||||
| Modification Expenses Remaining Balance (in Dollars) | 64,000 | |||||||||||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross | 1,160,000 | 2,140,000 | 200,000 | 230,000 | 960,000 | 1,910,000 | ||||||||||||||||||||
| Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price (in Dollars per share) | $ 1.80 | $ 2.44 | $ 0.87 | $ 1.37 | $ 2.51 | $ 1.90 | $ 2.54 | $ 0.87 | ||||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number (in Shares) | 2,210,000 | 500,000 | ||||||||||||||||||||||||
| Share Based Compensation Arrangement by Share Based Payment Award Options Vested (in Shares) | 200,000 | |||||||||||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number (in Shares) | 5,510,000 | 4,350,000 | 300,000 | 300,000 | ||||||||||||||||||||||
| Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized (in Dollars) | $ 234,000 | $ 234,000 | ||||||||||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value (in Dollars per share) | $ 1.56 | $ 1.98 | ||||||||||||||||||||||||
| Warrants Issued Result Of Antidilution Provisions One | 133,472 | |||||||||||||||||||||||||
| Warrants Issued Result of Antidilution Provision Two | 1,353,472 | |||||||||||||||||||||||||
| Weighted Average Fair Value Of Warrants Granted (in Dollars per share) | $ 0.71 | $ 1.29 | ||||||||||||||||||||||||
| Warrants Issued During Period Grant Date Fair Market Value One (in Dollars per share) | $ 0.71 | |||||||||||||||||||||||||
| Warrants Expiration In Period | 10 years | 5 years | ||||||||||||||||||||||||
| Warrants Cancelled And Reissued To Purchase Common Stock | 75,000 | |||||||||||||||||||||||||
| Warrants Cancelled And Reissued Price Per Share (in Dollars per share) | $ 1.38 | |||||||||||||||||||||||||