Annual report pursuant to Section 13 and 15(d)

STATEMENTS OF STOCKHOLDERS' EQUITY (DEFICIT)

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STATEMENTS OF STOCKHOLDERS' EQUITY (DEFICIT) (USD $)
In Thousands
Total
Common Stock [Member]
Additional Paid-in Capital [Member]
Accumulated Deficit during Development Stage [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Balance at Dec. 31, 2010 $ (6,053) $ 256,436 $ 17,256 $ (279,745) $ 0
Balance (in shares) at Dec. 31, 2010   59,248      
Net income (loss) (15,203)     (15,203)  
Issuance of common stock upon vesting of restricted stock awards 0        
Issuance of common stock upon vesting of restricted stock awards (in shares)   139      
Compensation related to stock options 1,177   1,177    
Balance at Dec. 31, 2011 (20,079) 256,436 18,433 (294,948) 0
Balance (in shares) at Dec. 31, 2011   59,387      
Net income (loss) (15,180)     (15,180)  
Issuance of common stock, net of issuance costs 4,653 4,653      
Issuance of common stock, net of issuance costs (in shares)   9,917      
Issuance of common stock upon exercise of warrants 4,897 4,897      
Issuance of common stock upon exercise of warrants (in shares)   5,762      
Issuance of common stock upon vesting of restricted stock awards 0        
Issuance of common stock upon vesting of restricted stock awards (in shares)   150      
Compensation related to stock options 2,581   2,581    
Balance at Dec. 31, 2012 (23,128) 265,986 21,014 (310,128) 0
Balance (in shares) at Dec. 31, 2012   75,216      
Net income (loss) 9,711     9,711  
Issuance of common stock, net of issuance costs 4,925 4,925      
Issuance of common stock, net of issuance costs (in shares)   6,250      
Issuance of common stock upon exercise of options 113 113      
Issuance of common stock upon exercise of options (in shares)   75      
Issuance of common stock upon exercise of warrants 13,461 13,461      
Issuance of common stock upon exercise of warrants (in shares)   7,253      
Compensation related to stock options 678   678    
Balance at Dec. 31, 2013 $ 5,760 $ 284,485 $ 21,692 $ (300,417) $ 0
Balance (in shares) at Dec. 31, 2013   88,794