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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, 2014 |  | $ 5,966 | $ 126,169 | $ 90,635 | $ (12,707) | $ (9,631) | $ 200,432
Net income |  |  |  | 23,056 |  |  | 23,056
Cash dividends |  |  |  | (9,697) |  |  | (9,697)
Issuance of common shares pursuant to stock-based compensation plan, net | [1] |  | (1,250) |  | 797 |  | (453)
Exercise of SARs |  |  | (687) |  | 293 |  | (394)
Stock-based compensation expense |  |  | 2,058 |  |  |  | 2,058
Purchase of common shares | [1] |  |  |  | (10,591) |  | (10,591)
Other comprehensive loss |  |  |  |  |  | 2,967 | 2,967
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
[1] | (1) Share and per share figures adjusted for the 10% stock dividend that occurred on December 15, 2017

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