XML 63 R49.htm IDEA: XBRL DOCUMENT v3.8.0.1
Notes Payable - (Details) - USD ($)
1 Months Ended 12 Months Ended
Mar. 31, 2015
Aug. 27, 2014
Jun. 30, 2015
Dec. 31, 2017
Dec. 31, 2015
Line of Credit Facility          
Proceeds from issuance of promissory notes         $ 5,000,000
Term Loan A          
Line of Credit Facility          
Initial borrowings   $ 5,000,000      
Proceeds from issuance of promissory notes   5,000,000      
Term Loan B          
Line of Credit Facility          
Proceeds from issuance of promissory notes $ 5,000,000        
Other Term Loan          
Line of Credit Facility          
Maximum borrowing capacity   20,000,000      
Credit Facility          
Line of Credit Facility          
Initial borrowings       $ 10,000,000  
Maximum borrowing capacity   $ 25,000,000      
Number of monthly payments (in number of payments)       36  
Interest rate (as a percent)       7.49%  
Percentage of amount outstanding due as a payment (as a percent)       3.48%  
Effective interest rate (as a percent)       11.20%  
Debt Instruments          
Financial covenants       0  
Final judgment amount that would trigger lender rights for remedy       $ 250,000  
Basis spread       5.00%  
Interest rate increase in the event of a default (as a percent)       5.00%  
Minimum | Credit Facility          
Line of Credit Facility          
Percentage of amount outstanding due as a payment (as a percent)       1.00%  
Maximum | Credit Facility          
Line of Credit Facility          
Percentage of amount outstanding due as a payment (as a percent)       3.00%  
Warrant Liability          
Debt Instruments          
Exercise period     7 years    
2014 and 2015 Warrants          
Debt Instruments          
Value of warrants     $ 200,000    
Debt discounts     $ 200,000    
2014 Warrants | Term Loan A          
Debt Instruments          
Number of shares after conversion of issued warrants (in shares)       157,844  
2015 Warrants | Term Loan B          
Debt Instruments          
Number of shares after conversion of issued warrants (in shares)       157,844  
Common stock warrants | Initial public offering          
Debt Instruments          
Number of shares after conversion of issued warrants (in shares)     24,566    
Exercise price of warrants (in dollars per share)     $ 12.2100