Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt (Additional Information) (Detail)

Long-Term Debt (Additional Information) (Detail) - Senior Secured Convertible Note [Member]
6 Months Ended
Jun. 30, 2016
USD ($)
Line of Credit Facility [Line Items]  
Debt Conversion, Original Debt, Amount $ 18,915
Debt Conversion, Converted Instrument, Shares Issued | shares 8,407
Accrued Interest Value Converted into Stock $ 3,585
Accrued Interest Converted into Common Stock $ 1,593