Principal Business Activity and Significant Accounting Policies (Tables)

9 Months Ended

Sep. 30, 2017

Principal Business Activity and Significant Accounting Policies

Schedule of accounts receivable

	September 30, 2017		December 31, 2016
Trade receivables	$	25,981	$	18,086
Notes receivable		324		440
		26,305		18,526
Less: Allowance for doubtful accounts		(911)		(498)
Non-current portion of receivables		(553)		(833)
Total accounts receivable, net	$	24,841	$	17,195

Schedule of components of inventories

	September 30, 2017		December 31, 2016
Raw materials and work in progress	$	5,227	$	5,924
Finished goods		29,427		28,308
Total inventories	$	34,654	$	34,232

Schedule of estimated useful lives of property, plant, and equipment

Computer equipment and software	3 years
Buildings	33 years
Equipment	3-15 years
Leasehold improvements	3-9 years
Furniture and fixtures	8-10 years