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SUBSEQUENT EVENTS (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
 1 Months Ended 12 Months Ended 0 Months Ended 3 Months Ended 0 Months Ended
Jan. 24, 2013
Dec. 31, 2013
Dec. 31, 2012
Jan. 27, 2014
Feb. 02, 2012
Dec. 31, 2013
Maximum
Dec. 31, 2013
Minimum
Mar. 24, 2014
Equity incentive plan 2006
Dec. 31, 2013
Equity incentive plan 2006
Dec. 31, 2013
Restricted Stock, Restricted Stock Units, Performance Units, Performance Shares And Other Awards
Equity incentive plan 2006
Jan. 27, 2014
Subsequent event
Mar. 24, 2014
Subsequent event
Mar. 05, 2014
Subsequent event
Series B Preferred Stock
Preferred Stock
Third Security LLC And Affiliates
Mar. 05, 2014
Subsequent event
Maximum
Third Security LLC And Affiliates
Mar. 05, 2014
Subsequent event
Minimum
Third Security LLC And Affiliates
Mar. 24, 2014
Subsequent event
Restricted Stock, Restricted Stock Units, Performance Units, Performance Shares And Other Awards
Equity incentive plan 2006
Subsequent Event [Line Items]                                
Common stock, par value   $ 0.01 [1] $ 0.01 [1] $ 0.01 [1]                        
Common stock reverse stock split, conversion ratio                     0.0833          
Number of additional shares authorized                       833,333        
Share-based compensation, number of shares authorized               1,666,667 833,333 416,667           1,250,000
Stock issued during period, shares, new issues 1,383,333                       1,443,297      
Preferred stock, par value   $ 0.01 $ 0.01                   $ 0.01      
Share price $ 6.00 $ 5.52                     $ 4.85      
Private Placement, net $ 8,300 $ 7,570 $ 17,373                   $ 7,000      
Stock ownership percentage                         10.00%      
Common stock warrant, exercise price         15.00 15.00 12.96             12.96 11.73  
Common stock warrant, common stock called 691,656 2,220,281     823,333 1,097,600 948,333             1,212,665 1,097,600  
[1] The common stock shares and additional paid-in capital for all periods presented reflect the one-for-twelve reverse stock split which took effect on January 27, 2014.