Condensed Consolidated Balance Sheets (unaudited) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Current assets
Cash and cash equivalents	$ 5,647	$ 2,726
Accounts receivable	0	3
Restricted cash	35	35
Prepaid expenses and other current assets	145	247
Current assets held for sale	563	790
Total current assets	6,390	3,801
Long-term assets
Property and equipment, net	55	54
Other intangible assets, net	19,353	0
Other assets	126	126
Long-term assets held for sale	458	1,584
Total assets	26,382	5,565
Current liabilities
Accounts payable	642	411
Accrued compensation and other current liabilities	976	1,050
Current liabilities held for sale	113	246
Total current liabilities	1,731	1,707
Long-term liabilities
Other long-term liabilities	1,132	62
Long-term liabilities held for sale	0	81
Total liabilities	3,172	2,130
Commitments and contingencies (Note 8)
Stockholders’ equity
Common stock, $0.001 par value, 100,000,000 shares authorized, 9,970,538 and 3,357,390 shares issued and outstanding at September 30, 2017 and December 31, 2016, respectively. (Note 14)	10	4
Additional paid-in-capital	132,154	101,743
Accumulated deficit	(108,954)	(98,312)
Total stockholders’ equity	23,210	3,435
Total liabilities and stockholders’ equity	26,382	5,565
Series A Warrant Liability [Member]
Long-term liabilities
Warrant liability	289	194
Series C Warrant Liability [Member]
Long-term liabilities
Warrant liability	20	86
Series B Convertible Preferred Stock [Member]
Stockholders’ equity
Preferred Stock, $.001 par value 10,000,000 shares authorized: Series B convertible preferred stock, 13,780 are designated at September 30, 2017 and December 31, 2016; 10,049 and 12,780 shares issued and outstanding at September 30, 2017 and at December 31, 2016, respectively. Liquidation value of zero.	$ 0	$ 0

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.