Annual report pursuant to section 13 and 15(d)

Stock Compensation Plans (A Summary Of The Status Of 2009 Plan) (Detail)

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Stock Compensation Plans (A Summary Of The Status Of 2009 Plan) (Detail) (USD $)
In Thousands, except Share data, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2013
Shares          
Options outstanding, beginning balance 4,475,000 4,475,000 4,475,000    
Exercised (50,000)        
Options outstanding, ending balance 4,425,000 4,475,000 4,475,000 4,475,000  
Vested or expected to vest 4,425,000        
Options exercisable, ending balance 4,425,000        
Weighted- Average Exercise Price          
Options outstanding $ 1.63 $ 1.63 $ 1.63    
Exercised $ 1.05        
Options outstanding $ 1.63 $ 1.63 $ 1.63 $ 1.63  
Vested or expected to vest $ 1.63        
Options exercisable, ending balance $ 1.63        
Weighted- Average Remaining Contractual Term          
Options outstanding 3 years 5 months 12 days 4 years 5 months 9 days 4 years 5 months 9 days 4 years 5 months 9 days  
Vested or expected to vest 3 years 5 months 12 days        
Options exercisable, ending balance 3 years 5 months 12 days        
Aggregate Intrinsic Value          
Options outstanding $ 516 $ 516 $ 516   $ 6,624
Vested or expected to vest 6,624        
Options exercisable, ending balance 6,624        
Plan 2009 [Member]
          
Shares          
Options outstanding, beginning balance 15,937,715 12,503,994 1,245,000    
Granted 2,788,212 3,725,000 11,320,743    
Exercised (272,955)   (50,000)    
Forfeited (307,408) (291,279) (11,749)    
Options outstanding, ending balance 18,145,564 15,937,715 12,503,994 1,245,000  
Vested or expected to vest 17,706,646        
Options exercisable, ending balance 7,252,152        
Weighted- Average Exercise Price          
Options outstanding $ 1.78 $ 1.55 $ 1.00    
Granted $ 1.41 $ 2.57 $ 1.61    
Exercised $ 1.39   $ 0.80    
Forfeited $ 1.51 $ 1.73 $ 1.68    
Options outstanding $ 1.74 $ 1.78 $ 1.55 $ 1.00  
Vested or expected to vest $ 1.74        
Options exercisable, ending balance $ 1.64        
Weighted- Average Remaining Contractual Term          
Options outstanding 7 years 11 months 16 days 8 years 8 months 23 days 9 years 7 months 2 days 9 years 4 months 2 days  
Vested or expected to vest 7 years 11 months 16 days        
Options exercisable, ending balance 7 years 8 months 5 days        
Aggregate Intrinsic Value          
Options outstanding 790 11,651 211   25,285
Vested or expected to vest 24,646        
Options exercisable, ending balance $ 11,202