Condensed Consolidated Balance Sheets (unaudited) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Current Assets:
Cash	$ 66,918	$ 34,562
Accounts receivable, net of allowances	84,840	79,325
Receivable from related parties	153	148
Inventories	35,450	43,568
Prepaid expenses and other current assets	7,702	4,981
Deferred cost of revenue	2,448	2,636
Total current assets	197,511	165,220
Property and equipment, net	12,807	9,528
Deferred cost of revenue, noncurrent portion	4,975	3,815
Intangible assets	2,215
Goodwill	1,554
Other noncurrent assets	6,440	515
Total Assets	225,502	179,078
Current Liabilities:
Accounts payable	49,171	31,397
Accrued liabilities	65,498	46,156
Current portion of long-term debt		15,000
Deferred revenue, current portion	30,822	23,952
Total current liabilities	145,491	116,505
Long-term debt, less current portion	23,043
Preferred stock warrant liability	52,355	9,990
Noncurrent deferred revenue	38,802	29,084
Other long-term liabilities	8,604	4,143
Total Liabilities	268,295	159,722
Commitments and Contingencies (Note 7)
Convertible Preferred Stock:
Convertible preferred stock	213,180	213,180
Stockholders’ Deficit:
Common stock	1
Additional paid-in capital	34,305	26,005
Accumulated deficit	(290,279)	(219,829)
Total stockholders’ deficit	(255,973)	(193,824)
Total Liabilities, Convertible Preferred Stock and Stockholders’ Deficit	$ 225,502	$ 179,078