Quarterly report pursuant to Section 13 or 15(d)

STOCKHOLDERS' DEFICIT - Employee Option Grants and Non-employee Option Grants (Detail)

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STOCKHOLDERS' DEFICIT - Employee Option Grants and Non-employee Option Grants (Detail) - USD ($)
3 Months Ended 9 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Mar. 31, 2016
Mar. 31, 2015
Total stock-based compensation expense $ 21,000 $ 61,000 $ 99,000 $ 174,000
Research and development [Member]        
Total stock-based compensation expense 4,000 3,000 18,000 9,000
General and administration [Member]        
Total stock-based compensation expense $ 17,000 $ 58,000 $ 81,000 $ 165,000