Quarterly report pursuant to Section 13 or 15(d)

Debt - Additional Information (Detail)

v3.7.0.1
Debt - Additional Information (Detail) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 3 Months Ended 12 Months Ended
Jan. 31, 2017
Nov. 30, 2016
Jan. 31, 2016
Mar. 31, 2017
Mar. 31, 2016
Dec. 31, 2015
Dec. 31, 2016
Debt Instrument [Line Items]              
2015 Convertible Note due January 2017 with a related party       $ 6,000     $ 6,000
2016 Convertible Note due November 2017 with a related party       10,618     $ 10,465
Interest expense, related party       422 $ 121    
Cash paid for interest to related party       400 $ 100    
Maximum amount of secured borrowing arrangement       10,000      
Cash received on account of sale of accounts       4,400      
Repayments of account receivable sale       $ 5,100      
Executive Chairman Of Board Of Directors Convertible Secured Promissory Note Agreement [Member]              
Debt Instrument [Line Items]              
Interest on convertible note   10.00%          
2016 Convertible Note due November 2017 with a related party   $ 11,000          
Debt Instrument, Convertible, Conversion Price   $ 1.83          
Common stock reserved for future conversion   6,010,929          
Debt Instrument, Defaulted Interest Rate, Stated Percentage   12.00%          
Debt instrument, maturity period   2017-11          
Debt discount upon issuance of the convertible note   $ 601          
Loan Modification Agreement [Member]              
Debt Instrument [Line Items]              
Interest on convertible note 10.00%            
Debt Instrument, Defaulted Interest Rate, Stated Percentage 12.00%            
A N B Bank [Member] | Executive Chairman Of Board Of Directors Convertible Secured Promissory Note Agreement [Member] | Interim Chief Executive Officer President And Chairman [Member]              
Debt Instrument [Line Items]              
Interest on convertible note           8.00%  
2015 Convertible Note due January 2017 with a related party           $ 6,000  
Debt Instrument, Convertible, Conversion Price           $ 2.30  
Debt Instrument, Defaulted Interest Rate, Stated Percentage           10.00%  
Debt instrument, maturity period           2017-11  
Debt discount upon issuance of the convertible note           $ 52  
A N B Bank [Member] | Convertible Debt Securities [Member] | Executive Chairman Of Board Of Directors Convertible Secured Promissory Note Agreement [Member]              
Debt Instrument [Line Items]              
Common stock reserved for future conversion           2,608,695  
Prestige Capital Corporation [Member]              
Debt Instrument [Line Items]              
Debt Instrument Maturity Date       Sep. 27, 2017      
Percent of net face amount of assigned accounts receivable     80.00%        
Percent of remaining face amount of assigned accounts receivable     20.00%        
Prestige Capital Corporation [Member] | Maximum [Member]              
Debt Instrument [Line Items]              
Maximum amount of secured borrowing arrangement     $ 10,000