Quarterly report pursuant to Section 13 or 15(d)

Accrued Liabilities

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Accrued Liabilities
 3 Months Ended
Mar. 31, 2016
Payables and Accruals [Abstract]  
Accrued Liabilities

6. Accrued Liabilities

 

Accrued liabilities consisted of the following (in thousands):

 

    March 31, 2016     December 31, 2015  
Commissions   $ 563     $ 867  
Payroll and related expenses     359       683  
Royalties     478       515  
Interest payable     237       222  
Final loan payment fees     922       783  
Other     644       351  
Total accrued liabilities   $ 3,203     $ 3,421