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CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY (Unaudited) - 6 months ended Jun. 30, 2018 - USD ($)
shares in Thousands, $ in Thousands
Common Stock
Capital in Excess of Par Value
Retained Earnings
Accumulated Other Comprehensive Income (Loss)
Total
Balance at Dec. 31, 2017 $ 3,457   $ 68,127 $ (1,980) $ 69,604
Balance (in shares) at Dec. 31, 2017 34,572        
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Stock issued for stock incentive plans, net $ 19 $ 1,025     1,044
Stock issued for stock incentive plans, net (in shares) 193        
Stock purchased and retired $ (21) $ (1,025) (2,160)   (3,206)
Stock purchased and retired (in shares) (217)        
Net income     16,599   16,599
Pension adjustment, net of taxes       34 34
Unrealized gain on securities, net of taxes and reclassification adjustment       16 16
Dividends paid     (6,920)   (6,920)
Balance at Jun. 30, 2018 $ 3,455   $ 75,646 $ (1,930) $ 77,171
Balance (in shares) at Jun. 30, 2018 34,548