Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 162,683	$ 42,205
Restricted cash	10,001	8,500
Short-term investments	5,129	0
Trade accounts receivable, net	3,906	6,078
Inventory	10,341	11,444
Prepaid expenses and other current assets	1,579	457
Other current assets	3,203	2,098
Current assets of discontinued operations	3,782	7,196
Total current assets	200,624	77,978
Property and equipment, net	9,537	10,618
Intangible assets	102,500	102,500
Goodwill	6,234	6,234
Other assets	2,664	2,832
Noncurrent assets of discontinued operations	4	2,673
Total assets	321,563	202,835
Current liabilities:
Accounts payable	6,328	4,742
Accrued expenses	5,336	6,016
Accrued compensation	2,880	3,157
Accrued income taxes	3,535	0
Common stock warrant liabilities	5,954	5,093
Revolving credit facility	0	1,450
Long-term debt, current portion	4,724	0
Deferred revenue	1,116	1,472
Current liabilities of discontinued operations	5,153	22,307
Total current liabilities	35,026	44,237
Note payable	2,737	2,461
Long term debt	14,750	19,242
Deferred revenue, less current portion	6,320	7,063
Contingent purchase consideration	51,100	53,000
Deferred income taxes	20,500	20,500
Other long-term liabilities	1,316	1,053
Stockholders' equity:
Common stock, $0.001 par value; 50,000 shares authorized at September 30, 2015 and December 31, 2014; 24,761 and 19,170 shares issued and outstanding at September 30, 2015 and December 31, 2014, respectively	25	19
Additional paid-in capital	556,463	456,920
Accumulated deficit	(366,674)	(401,660)
Total stockholders’ equity	189,814	55,279
Total liabilities and stockholders’ equity	$ 321,563	$ 202,835