Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 91,551	$ 155,349
Restricted cash	0	10,002
Trade accounts receivable	12,577	1,396
Inventory	7,047	12,030
Prepaid expenses	7,404	1,707
Other current assets	1,335	3,811
Current assets of discontinued operations	0	208
Total current assets	119,914	184,503
Property and equipment, net	1,710	9,254
Intangible assets	102,500	102,500
Goodwill	6,234	6,234
Other assets	1,147	3,331
Total assets	231,505	305,822
Current liabilities:
Accounts payable	4,549	5,290
Accrued expenses	6,374	4,617
Common stock warrant liabilities	809	6,196
Accrued compensation	3,652	3,711
Short-term Debt	3,267	0
Current portion of long-term debt	0	6,321
Deferred revenue	1,245	945
Current liabilities of discontinued operations	414	2,906
Total current liabilities	20,310	29,986
Long-term debt	18,824	15,899
Deferred revenue, noncurrent	0	6,139
Contingent purchase consideration	52,800	51,000
Deferred tax liability	17,425	18,450
Other long-term liabilities	1,390	1,588
Commitments and contingencies
Stockholders’ equity:
Common stock, $0.001 par value; 50,000 shares authorized; 24,813 and 24,772 shares issued and outstanding at December 31, 2016 and 2015, respectively.	25	25
Additional paid-in capital	565,954	558,251
Accumulated deficit	(445,223)	(375,516)
Total stockholders’ equity	120,756	182,760
Total liabilities and stockholders’ equity	$ 231,505	$ 305,822