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STOCK-BASED COMPENSATION (Tables)
6 Months Ended
Jun. 30, 2013
STOCK-BASED COMPENSATION  
Schedule of stock-based employee compensation expense
                                 
     
Three months ended
   
Six months ended
 
     
June 30
   
June 30
 
 
(in thousands)
 
2013
   
2012
   
2013
   
2012
 
                                   
 
Pre-tax expense
  $ 2,146     $ 2,001     $ 4,251     $ 3,902  
 
After tax expense
  $ 1,363     $ 1,271     $ 2,699     $ 2,478  
Schedule of summary of changes in non-vested restricted shares
                 
   
Shares
   
Weighted Average
Grant-Date Fair
Value
 
Non-vested shares at December 31, 2012
    4,494,191     $ 8.12  
Granted
    850,500       13.68  
Vested
    (1,078,534 )     6.36  
Forfeited
    (94,807 )     9.73  
Non-vested shares at June 30, 2013
    4,171,350     $ 9.67