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Stockholders' Equity - Additional Information - Shares Issued Upon Conversion of Note (Detail) - Jun. 30, 2014 - Convertible Notes Payable [Member] - USD ($)
Total
Schedule Of Stockholders Equity [Line Items]  
Debt instrument principal amount $ 25,000
Convertible note accrued interest $ 4,001
Shares issued upon conversion of note, Shares 23,201