Balance Sheet Accounts (Tables)

9 Months Ended

Sep. 30, 2020

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of inventory, current

	September 30, 2020		December 31, 2019
	(in thousands)
Raw materials	$	6,188	$	5,506
Work in process	1,256		1,200
Finished goods	20,956		21,954
	$	28,400	$	28,660

Property, Plant and Equipment

	September 30, 2020		December 31, 2019
	(in thousands)
Machinery and equipment	$	9,010	$	8,045
Building improvements	6,456		6,443
Furniture and fixtures	3,952		3,614
Building	2,472		2,472
Leasehold improvements	2,031		2,101
Land	802		802
Vehicles	397		463
Construction in Process	161		—
Total	25,281		23,940
Less: Accumulated depreciation and amortization	(9,018)		(7,522)
	$	16,263	$	16,418

Schedule of Accrued Liabilities

Accrued liabilities consisted of the following:

	September 30, 2020		December 31, 2019
	(in thousands)
Performance bonus	$	1,672	$	2,080
Payroll and related expenses	3,235		1,996
Bonus feature of stock option grants	5,380		4,212
Commissions	465		522
Professional and legal services	456		500
Short-term minimum lease payments under capital leases	53		258
Warranty reserve	275		313
Advisory board and board of director related expenses	80		124
Other	476		672
	$	12,092	$	10,677

Other Current Liabilities

Other liabilities, short-term consisted of the following:

	September 30, 2020		December 31, 2019
	(in thousands)
Contingent equity consideration	$	—	$	922
Deferred revenue	683		785
Cash payable for asset acquisitions	412		492
	$	1,095	$	2,199

Other Noncurrent Liabilities

Other liabilities, long-term consisted of the following:

	September 30, 2020		December 31, 2019
	(in thousands)
Deferred revenue	$	1,867	$	1,344
Cash payable for asset acquisitions	406		781
Other	309		336
	$	2,582	$	2,461