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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.

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