Balance Sheet Accounts (Tables)

9 Months Ended

Sep. 30, 2021

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of inventory

The following table shows the components of inventory (in thousands):

	September 30, 2021		December 31, 2020
Raw materials	$	8,378	$	6,675
Finished goods	4,832		4,372
Total	$	13,210	$	11,047

Schedule of prepaid expenses and other current assets

The following table shows the components of prepaid expenses and other current assets (in thousands):

	September 30, 2021		December 31, 2020
Contract asset	$	1,689	$	1,310
Vendor deposits	1,495		1,346
Deferred costs	487		292
Prepaid insurance	3,485		2,401
Other	3,832		2,826
Total	$	10,988	$	8,175

Schedule of accrued expenses and other current liabilities

The following table shows the components of accrued expenses and other current liabilities (in thousands):

	September 30, 2021		December 31, 2020
Accrued payroll and employee related expenses	$	4,243	$	4,152
Lease liability – short-term	2,909		1,909
Accrued product warranty	1,289		1,271
Accrued legal expenses	707		606
Other	1,062		463
Total	$	10,210	$	8,401