XML 47 R36.htm IDEA: XBRL DOCUMENT v3.8.0.1
Selected Balance Sheet Accounts (Details Narrative) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Property, Plant and Equipment [Line Items]        
Fair value of note $ 1,300   $ 1,300  
Market yield (in hundredths) 1.60%      
Convertible subordinated promissory note issued $ 1,000   $ 1,000  
Stock price volatility (in hundredths) 65.00%      
Interest is payable at an annual interest rate (in hundredths) 6.00%   6.00%  
Note maturity date Jan. 31, 2019      
Amortization expense $ 1,300 $ 1,500 $ 4,100 $ 4,300
Sales Revenue Net [Member]        
Property, Plant and Equipment [Line Items]        
Concentration risk     33.00% 40.00%
Accounts Receivable [Member]        
Property, Plant and Equipment [Line Items]        
Concentration risk     43.00% 40.00%
Concentration risk, amount     $ 12,200 $ 13,000