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EMPLOYEE COMPENSATION PLANS (TABLES)
12 Months Ended
Dec. 31, 2013
EMPLOYEE COMPENSATION PLANS [Abstract]  
Rollforward of Non-Vested RSUs and Performance-Based RSUs
  Shares Weighted Average Grant Date Fair Value
      
Unvested as of December 31, 2012 2,085,512 $ 19.04
 Granted 780,095 $ 21.66
 Vested (704,002) $ 17.45
 Cancellations/expirations (188,030) $ 19.41
Unvested as of December 31, 2013 1,973,575 $ 20.39
      
Assumptions Used in Valuation of Stock Options
 Year Ended December 31,
 2011
Risk-free interest rate2.1%
Expected life in years1.3 - 2.7
Expected volatility54.4%
Dividend yield0.0%
Weighted-average volatility54.4%
    
Rollforward of Stock Option Activity
  Shares Weighted Average Exercise Price Weighted Average Remaining Contract Term in Years Aggregate Intrinsic Value (000's)
           
Outstanding as of December 31, 2012 1,310,699 $ 13.16     
 Exercises (90,225) $ 9.54     
Outstanding as of December 31, 2013 1,220,474 $ 13.43  2.8 $ 12,832
           
Vested and exercisable as of         
 December 31, 2013 1,070,474 $ 12.88  2.1 $ 11,838