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CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($)
$ in Thousands
Common Stock [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Treasury Stock [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Total
Balance at Dec. 31, 2015 $ 5,966 $ 126,290 $ 103,994 $ (22,208) $ (6,664) $ 207,378
Net income     24,348     24,348
Cash dividends     (9,979)     (9,979)
Issuance of common shares pursuant to stock-based compensation plan, net [1]   (1,231)   566   (665)
Exercise of SARs   (1,364)   651   (713)
Stock-based compensation expense   1,959       1,959
Purchase of common shares [1]       (9,215)   (9,215)
Excess tax benefits associated with stock based compensation   2,801       2,801
Other comprehensive loss         (7,879) (7,879)
Balance at Dec. 31, 2016 5,966 128,455 118,363 (30,206) (14,543) 208,035
Net income     25,014     25,014
Cash dividends     (10,675)     (10,675)
Stock dividend 558 75,108 (75,674)     (8)
Issuance of common shares pursuant to stock-based compensation plan, net [1]   (821)   273   (548)
Exercise of SARs   (451)   142   (309)
Stock-based compensation expense   2,340       2,340
Purchase of common shares [1]       (2,270)   (2,270)
Other comprehensive loss         3,509 3,509
Other comprehensive income            
reclassification for ASU 2018-02     2,286   (2,286)
Balance at Dec. 31, 2017 6,524 204,631 59,314 (32,061) (13,320) 225,088
Net income     30,268     30,268
Cash dividends     (13,177)     (13,177)
Stock dividend 1,229 (1,234)     (5)
Issuance of common shares pursuant to stock-based compensation plan, net [1]   (991)   624   (367)
Exercise of SARs   (876)   301   (575)
Stock-based compensation expense   3,006       3,006
Purchase of common shares [1]       (8,838)   (8,838)
Other comprehensive loss         (5,552) (5,552)
Balance at Dec. 31, 2018 $ 7,753 $ 205,770 $ 75,171 $ (39,974) $ (18,872) $ 229,848
[1] Share and per share figures adjusted for the 20% stock dividend that was paid on December 14, 2018.