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EARNINGS PER SHARE (Tables)
3 Months Ended
Mar. 31, 2013
EARNINGS PER SHARE  
Schedule of the calculation of basic and diluted net earnings per share

 

 
  Three Months Ended  
 
  March 31,
2013
  December 31,
2012
  March 31,
2012
 
 
  (In thousands, except per share data)
 

Basic Earnings Per Share:

                   

Net earnings

  $ 13,494   $ 19,892   $ 5,264  

Less: earnings allocated to unvested restricted stock(1)

    (326 )   (678 )   (122 )
               

Net earnings allocated to common shares

  $ 13,168   $ 19,214   $ 5,142  
               

Weighted-average basic shares and unvested restricted stock outstanding

    37,391.1     37,420.3     37,284.0  

Less: weighted-average unvested restricted stock outstanding          

    (1,594.1 )   (1,704.8 )   (1,654.0 )
               

Weighted-average basic shares outstanding

    35,797.0     35,715.5     35,630.0  
               

Basic earnings per share

  $ 0.37   $ 0.54   $ 0.14  
               

Diluted Earnings Per Share:

                   

Net earnings allocated to common shares

  $ 13,168   $ 19,214   $ 5,142  
               

Weighted-average basic shares outstanding

    35,797.0     35,715.5     35,630.0  
               

Diluted earnings per share

  $ 0.37   $ 0.54   $ 0.14  
               

(1)
Represents cash dividends paid to holders of unvested restricted stock, net of estimated forfeitures, plus undistributed earnings amounts available to holders of unvested restricted stock, if any.