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Consolidated Statement of Stockholders' Equity (USD $)
In Thousands, except Share data, unless otherwise specified
Total
Common Stock Outstanding
Paid-In Capital
Accumulated Other Comprehensive Income (Loss)
Treasury Stock
Retained Earnings
Balance at Dec. 31, 2010 $ 38,064 $ 69 $ 23,790 $ 3,213 $ (26,254) $ 37,246
Balance (in shares) at Dec. 31, 2010   6,880,295        
Change in Stockholders' Equity:            
Net income 10,526         10,526
Change in post retirement benefits, net of tax 609     609    
Change in interest rate swaps, net of tax 55     55    
Common stock issued (in shares)   119,625        
Common stock issued 379 1 378      
Excess tax benefit — equity transactions 322   322      
Purchase of treasury stock (in shares)   (26,699)        
Purchase of treasury stock (241)       (241)  
Restricted stock issued (in shares)   74,848        
Restricted stock issued 0           
Share-based compensation 382   382      
Balance at Dec. 31, 2011 50,096 70 24,872 3,877 (26,495) 47,772
Balance (in shares) at Dec. 31, 2011   7,048,069        
Change in Stockholders' Equity:            
Net income 8,190         8,190
Change in post retirement benefits, net of tax (745)     (745)    
Change in interest rate swaps, net of tax 55     55    
Common stock issued (in shares)   25,775        
Common stock issued 81    81      
Excess tax benefit — equity transactions 163   163      
Purchase of treasury stock (in shares)   (31,455)        
Purchase of treasury stock (253)       (253)  
Restricted stock issued (in shares)   88,415        
Restricted stock issued 1 1        
Share-based compensation 410   410      
Balance at Dec. 31, 2012 $ 57,998 $ 71 $ 25,526 $ 3,187 $ (26,748) $ 55,962
Balance (in shares) at Dec. 31, 2012   7,130,804