Annual report pursuant to Section 13 and 15(d)

Restatement To Previously Issued Condensed Consolidated Financial Statements - Schedule of Restatement (Details)

v3.7.0.1
Restatement To Previously Issued Condensed Consolidated Financial Statements - Schedule of Restatement (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2016
Sep. 30, 2016
Dec. 31, 2016
Dec. 31, 2015
Total comprehensive loss     $ (16,598) $ (23,912)
Net loss attributable to common stockholders     $ (16,598) $ (23,912)
Basic and diluted net loss per common share     $ (1.23) $ (5.50)
Shares used to compute basic and diluted net loss per common share     18,524,815 4,344,253
Scenario, Previously Reported [Member]        
Total comprehensive loss $ (4,338) $ (12,790)    
Deemed dividend related to Series A convertible preferred stock (2,499) (2,499)    
Net loss attributable to common stockholders $ (6,837) $ (15,289)    
Basic and diluted net loss per common share $ (0.30) $ (0.97)    
Shares used to compute basic and diluted net loss per common share 23,048,941 15,711,429    
Restatement Adjustment [Member]        
Total comprehensive loss $ (4,338) $ (12,790)    
Deemed dividend related to Series A convertible preferred stock (6,278) (6,278)    
Net loss attributable to common stockholders $ (10,616) $ (19,068)    
Basic and diluted net loss per common share $ (0.46) $ (1.21)    
Shares used to compute basic and diluted net loss per common share 23,048,941 15,711,429