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Subsequent Event - Additional Information (Detail) - Subsequent Event - Senior Secured Term Note
$ in Thousands
Mar. 23, 2017
USD ($)
Subsequent Event [Line Items]  
Debt principal amount $ 7,000
Debt instrument, interest payment frequency Monthly interest only payments
Fixed interest rate 11.50%
Debt principal periodic payment amount $ 500
Proceeds from debt used as working capital $ 1,000