Balance Sheet Accounts (Tables)

6 Months Ended

Jun. 30, 2020

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of inventory, current

	June 30, 2020		December 31, 2019
	(in thousands)
Raw materials	$	6,510	$	5,506
Work in process	1,265		1,200
Finished goods	21,282		21,954
	$	29,057	$	28,660

Property, Plant and Equipment

	June 30, 2020		December 31, 2019
	(in thousands)
Machinery and equipment	$	8,450	$	8,045
Building improvements	6,456		6,443
Furniture and fixtures	3,820		3,614
Building	2,472		2,472
Leasehold improvements	1,978		2,101
Land	802		802
Vehicles	464		463
Construction in Process	113		—
Total	24,555		23,940
Less: Accumulated depreciation and amortization	(8,470)		(7,522)
	$	16,085	$	16,418

Schedule of Accrued Liabilities

Accrued liabilities consisted of the following:

	June 30, 2020		December 31, 2019
	(in thousands)
Performance bonus	$	1,148	$	2,080
Payroll and related expenses	2,702		1,996
Bonus feature of stock option grants	5,102		4,212
Commissions	246		522
Professional and legal services	494		500
Short-term minimum lease payments under capital leases	118		258
Warranty reserve	264		313
Advisory board and board of director related expenses	3		124
Other	440		672
	$	10,517	$	10,677

Other Current Liabilities

Other liabilities, short-term consisted of the following:

	June 30, 2020		December 31, 2019
	(in thousands)
Contingent equity consideration	$	623	$	922
Deferred revenue	728		785
Cash payable for asset acquisitions	391		492
	$	1,742	$	2,199

Other Noncurrent Liabilities

Other liabilities, long-term consisted of the following:

	June 30, 2020		December 31, 2019
	(in thousands)
Deferred revenue	$	1,290	$	1,344
Cash payable for asset acquisitions	388		781
Other	348		336
	$	2,026	$	2,461