Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 22,022	$ 124,553
Restricted cash	2,001	0
Marketable securities	38,974	52,768
Accounts receivable, net allowance for doubtful accounts of $639 and $226, respectively.	37,356	28,531
Other receivables	659	375
Inventories	43,387	27,860
Prepaid expenses and other current assets	4,064	2,325
Total current assets	148,463	236,412
Property and equipment, net	24,159	23,355
Goodwill	120,917	28,685
Intangibles, net	85,735	42,118
Deposits and other assets	1,391	480
Total assets	380,665	331,050
Current liabilities:
Accounts payable	12,970	17,549
Accrued payroll	20,698	13,030
Accrued expenses and other current liabilities	11,619	5,576
Contingently issuable common stock	14,800	14,700
Total current liabilities	60,087	50,855
Deferred income taxes	879	879
Deferred rent	7,975	8,051
Other liabilities	3,839	210
Convertible notes	174,734	167,748
Total liabilities	247,514	227,743
Commitments and contingencies
Stockholders’ equity:
Convertible preferred stock, $0.001 par value; 5,000,000 shares authorized. No shares issued and outstanding.	0	0
Common stock, $0.001 par value; 135,000,000 shares authorized. 82,656,358 and 68,235,179 shares issued, respectively. 82,444,119 and 68,034,386 shares outstanding, respectively.	83	68
Treasury stock, at cost, 212,239 and 200,793 shares, respectively.	(2,942)	(2,809)
Additional paid-in capital	563,109	404,462
Accumulated deficit	(428,676)	(298,924)
Accumulated other comprehensive income	1,577	510
Total stockholders’ equity	133,151	103,307
Total liabilities and stockholders’ equity	$ 380,665	$ 331,050