Balance Sheet Components (Tables)

6 Months Ended

Jun. 30, 2019

Balance Sheet Components

Schedule of property and equipment

		June 30,		December 31,
	Useful Life	2019		2018
		(in thousands)
Machinery and equipment	3-5 years	$	36,614	$	35,400
Furniture and fixtures	3 years		1,376		1,319
Computer equipment	3 years		1,949		2,117
Capitalized software held for internal use	3 years		5,545		4,868
Leasehold improvements	Lesser of useful life or lease term		12,580		10,916
Construction-in-process			2,201		4,013
			60,265		58,633
Less: Accumulated depreciation and amortization			(38,226)		(34,297)
Total Property and Equipment, net		$	22,039	$	24,336

Schedule of accrued compensation

	June 30,		December 31,
	2019		2018
	(in thousands)
Accrued paid time off	$	1,839	$	1,825
Accrued commissions		3,584		4,492
Accrued bonuses		2,325		3,757
Other accrued compensation		2,401		2,594
Total accrued compensation	$	10,149	$	12,668

Schedule of other accrued liabilities

	June 30,		December 31,
	2019		2018
(Amounts in thousands)
Settlement accrued for reimbursement related claims	$	—	$	1,378
Reserves for refunds to third-party payers		10,897		10,012
Accrued charges for outsourced testing		5,993		5,001
Testing and laboratory materials from suppliers		2,253		2,742
Marketing and corporate affairs		2,112		1,306
Legal, audit and consulting fees		2,082		1,058
Accrued shipping charges		255		852
Sales tax payable		906		1,255
Accrued specimen service fees		1,355		1,378
Accrued rent		—		903
Clinical trials and studies		1,310		1,694
Operating lease liabilities, current portion		5,339		—
Other accrued expenses		6,655		4,863
Total other accrued liabilities	$	39,157	$	32,442