Quarterly report pursuant to Section 13 or 15(d)

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

v2.4.1.9
STOCKHOLDERS' EQUITY - Employee Option Grants and Non-employee Option Grants (Detail) (USD $)
3 Months Ended 6 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2014
Dec. 31, 2013
Total stock-based compensation expense $ 62,000us-gaap_AllocatedShareBasedCompensationExpense $ 37,000us-gaap_AllocatedShareBasedCompensationExpense $ 113,000us-gaap_AllocatedShareBasedCompensationExpense $ 60,000us-gaap_AllocatedShareBasedCompensationExpense
Research and Development Expense [Member]        
Total stock-based compensation expense 3,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_ResearchAndDevelopmentExpenseMember
4,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_ResearchAndDevelopmentExpenseMember
6,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_ResearchAndDevelopmentExpenseMember
3,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_ResearchAndDevelopmentExpenseMember
General and Administrative Expense [Member]        
Total stock-based compensation expense $ 59,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_GeneralAndAdministrativeExpenseMember
$ 33,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_GeneralAndAdministrativeExpenseMember
$ 107,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_GeneralAndAdministrativeExpenseMember
$ 57,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_GeneralAndAdministrativeExpenseMember