Balance Sheet Components (Tables)

9 Months Ended

Sep. 30, 2015

Balance Sheet Components

Schedule of Property and Equipment

		September 30,		December 31,
	Useful Life	2015		2014
		(in thousands)
Machinery and equipment	3-5 years	$	21,877	$	18,632
Furniture and fixtures	3 years		216		217
Computer equipment and software	3 years		1,876		700
Leasehold improvements	Life of lease		1,687		1,036
Construction‑in‑process			1,552		3,583
			27,208		24,168
Less: Accumulated depreciation and amortization			(13,216)		(9,594)
Total Property and Equipment, net		$	13,992	$	14,574

Schedule of accrued compensation

	September 30,		December 31,
	2015		2014
	(in thousands)
Accrued paid time off	$	2,057	$	1,577
Accrued commissions		3,943		2,651
Accrued bonuses		770		1,141
Other accrued compensation		857		611
Total accrued compensation	$	7,627	$	5,980

Schedule of other accrued liabilities

	September 30,		December 31,
	2015		2014
	(in thousands)
Accrued expenses	$	16,374	$	8,560
Accrued rent		352		551
Deferred lease obligation		57		99
Accrued interest		455		764
Sales tax payable		250		367
Total other accrued liabilities	$	17,488	$	10,341