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Stockholders' Equity - Employee Option Grants and Non-employee Option Grants (Detail) (USD $)
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12 Months Ended | |
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Jun. 30, 2014
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Jun. 30, 2013
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| Total stock-based compensation expense | $ 239,000 | $ 94,000 |
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Research and Development Expense [Member]
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| Total stock-based compensation expense | 9,000 | 10,000 |
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General and Administrative Expense [Member]
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| Total stock-based compensation expense | $ 230,000 | $ 84,000 |
| X | ||||||||||
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- Definition
Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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