Balance Sheet Components (Tables)

3 Months Ended

Mar. 31, 2020

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Components of Inventory and Printed Circuit Board Assemblies ("PCBAs")

Inventory consisted of the following (in thousands):

	March 31, 2020		December 31, 2019
Raw materials	$	1,666	$	1,574
Finished goods	2,561		2,463
Total	$	4,227	$	4,037

Components of Property and Equipment, Net

Property and equipment, net consisted of the following (in thousands):

	March 31, 2020		December 31, 2019
Laboratory and manufacturing equipment	$	4,409	$	4,238
Computer equipment and software	2,379		2,315
Furniture and fixtures	3,803		3,669
Leasehold improvements	8,136		7,597
Internal-use software	18,885		16,277
Total property and equipment, gross	37,612		34,096
Less: accumulated depreciation and amortization	(9,158)		(7,632)
Total property and equipment, net	$	28,454	$	26,464

Components of Accrued Liabilities

Accrued liabilities consisted of the following (in thousands):

	March 31, 2020		December 31, 2019
Accrued vacation	$	4,480	$	3,809
Accrued payroll and related expenses	8,375		19,156
Accrued ESPP contribution	1,776		417
Accrued professional services fees	181		2,846
Accrued interest	128		128
Claims payable	3,159		2,802
Other	5,148		3,556
Total accrued liabilities	$	23,247	$	32,714