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Consolidated Balance Sheets - USD ($)
$ in Thousands
Dec. 31, 2016
Dec. 31, 2015
Current assets    
Cash and cash equivalents $ 4,409 $ 12,607
Restricted cash 27,287 0
Accounts receivables, net 403 277
Inventories 660 757
Prepaid expenses and other current assets 698 960
Deferred financing costs 699 0
Total current assets 34,156 14,601
Property, plant and equipment, net 1,083 1,132
Total assets 35,239 15,733
Current liabilities    
Accounts payable 594 284
Accrued expenses 3,407 2,243
Convertible notes payable, net of debt discount 13,343 0
Warrant liability 18,751 3,785
Total current liabilities 36,095 6,312
Deferred revenue 30 0
Other non-current liabilities 604 820
Total liabilities 36,729 7,132
Commitments and contingencies (Note 12)
Stockholders' Equity (Deficit)    
Preferred stock, $.01 par value; 10,000,000 shares authorized; no shares issued and outstanding at December 31, 2016 and December 31, 2015, respectively 0 0
Common stock, $.01 par value; 500,000,000 shares authorized; 4,131,527 and 4,112,417 shares issued and 1,396,348 and 1,360,239 shares outstanding at December 31, 2016 and December 31, 2015, respectively [1] 41 14
Additional paid-in capital 277,749 269,863
Accumulated deficit (279,188) (261,217)
Treasury stock, at cost; 110 shares at December 31, 2016 and December 31, 2015, respectively [1] (51) (51)
Accumulated other comprehensive loss (41) (8)
Total stockholders' equity (deficit) (1,490) 8,601
Total liabilities and stockholders' equity (deficit) $ 35,239 $ 15,733
[1] reflects a one-for-sixteen (1:16) reverse stock split effected on July 21, 2016