v2.4.0.6
Stock-Based Compensation Plans (Tables)
3 Months Ended
Mar. 31, 2013
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

The following table summarizes the stock option activity under the Company’s plans for the three month period ended March 31, 2013:

 

                Weighted        
          Weighted     Average        
          Average     Remaining     Aggregate  
          Exercise     Contractual     Intrinsic  
    Shares     Price     Term (Years)     Value*  
Outstanding at December 31, 2012     1,265,792     $ 22.76                  
Exercised     (148,626 )   $ 16.81                  
Forfeited or expired     (700 )   $ 24.27                  
Outstanding at March 31, 2013     1,116,466     $ 23.55       3.3     $ 1,760,000  
Exercisable at March 31, 2013     557,837     $ 23.24       1.9     $ 1,398,000  

 

* The aggregate intrinsic value of outstanding and exercisable stock options is defined as the difference between the market value at March 28, 2013, the last trading day of the quarter, of $24.51 and the exercise price.

Schedule of Cash Proceeds Received from Share-based Payment Awards [Table Text Block]

The following table summarizes stock option activity for the three months ended March 31, 2013 and 2012:

 

    Three Months Ended March 31,  
    2013     2012  
    (Dollars in thousands)  
Total intrinsic value of stock options exercised   $ 1,055     $ 57  
Cash received from stock option exercises   $ 2,499     $ 136  
Income tax benefit from the exercise of stock options   $ 411     $ 22
Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]

The following table summarizes the Company’s restricted stock award activity for three month period ended March 31, 2013:

 

                Weighted        
          Weighted     Average        
    Shares of     Average     Remaining     Aggregate  
    Restricted     Grant Date     Contractual     Intrinsic  
    Stock     Fair Value     Term (Years)     Value*  
Non-vested at December 31, 2012     42,575     $ 23.87                  
Issued     -       -                  
Vested     -       -                  
Forfeited     -       -                  
Non-vested at March 31, 2013     42,575     $ 23.87       2.8   $ 1,044,000  

 

* The aggregate intrinsic value of non-vested restricted stock was calculated using the market value of the Company's stock on on March 28, 2013, the last trading day of the quarter, of $24.51 multiplied by the number of non-vested restricted shares outstanding.