Balance Sheet Components (Tables)

3 Months Ended

Mar. 31, 2017

Balance Sheet Components

Schedule of property and equipment

		March 31,		December 31,
	Useful Life	2017		2016
		(in thousands)
Machinery and equipment	3-5 years	$	30,141	$	27,303
Furniture and fixtures	3 years		1,143		1,087
Computer equipment	3 years		3,249		861
Capitalized software held for internal use	3 years		2,898		2,172
Leasehold improvements	Lesser of useful life or lease term		10,583		10,444
Construction-in-process			5,394		9,759
			53,408		51,626
Less: Accumulated depreciation and amortization			(21,656)		(19,337)
Total Property and Equipment, net		$	31,752	$	32,289

Schedule of accrued compensation

	March 31,		December 31,
	2017		2016
	(in thousands)
Accrued paid time off	$	1,853	$	1,892
Accrued commissions		4,112		3,868
Accrued bonuses		903		2,387
Other accrued compensation		2,460		2,920
Total accrued compensation	$	9,328	$	11,067

Schedule of other accrued liabilities

	March 31,		December 31,
	2017		2016
	(in thousands)
Reserves for refunds to insurance carriers	$	8,874	$	7,535
Testing and laboratory materials from suppliers		6,542		3,804
Other accrued expenses		3,325		4,521
Marketing and corporate affairs		1,381		202
Legal, audit and consulting fees		1,031		180
Accrued shipping charges		756		467
Sales tax payable		571		459
Accrued specimen service fees		565		469
Accrued rent		505		195
Clinical trials and studies		322		388
Leasehold improvement projects in progress		56		1,659
Total other accrued liabilities	$	23,928	$	19,879