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Basis of Presentation and Liquidity - Additional Information (Detail)
$ in Millions
6 Months Ended
Dec. 31, 2015
USD ($)
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Proceeds from debt financing transactions $ 1.7
Short term debt obligation $ 1.8
Reverse stock split one-for-nine
Reverse stock split ratio 0.1111
Reverse stock split effective date Jan. 22, 2016