Quarterly report pursuant to Section 13 or 15(d)

13. Accrued liabilities (Tables)

v3.10.0.1
13. Accrued liabilities (Tables)
9 Months Ended
Sep. 30, 2017
Payables and Accruals [Abstract]  
Schedule of accrued liabilities
    September 30, 2017     December 31, 2016  
Sales tax estimates, including interest   $ 4,610     $ 4,203  
Compensation and benefits     741       2,431  
Accrued incentive and rebate checks     192       358  
Accrued rent     238       263  
Warranty     14       26  
Accrued payables           570  
Deferred revenue     322       227  
Other     110       810  
    $ 6,227     $ 8,888