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Consolidated Statements of Shareholders' Equity - USD ($) $ in Thousands | Total | Common Stock [Member] | Capital in Excess of Par Value [Member] | Retained Earnings [Member] | Accumulated Other Comprehensive Loss [Member] | Treasury Stock [Member]
--- | --- | --- | --- | --- | --- | ---
Beginning Balance at Dec. 31, 2015 | $ 663,247 | $ 544 | $ 54,912 | $ 963,143 | $ (190,486) | $ (164,866)
Net income (loss) | 21,554 |  |  | 21,554 |  |
Other comprehensive income (loss) | (14,120) |  |  |  | (14,120) |
Comprehensive income (loss) | 7,434 |  |  |  |  |
Tax effect on exercise of stock awards | 58 |  | 58 |  |  |
Cash dividends declared | (21,813) |  |  | (21,813) |  |
Share-based compensation expense | 5,889 |  | 5,889 |  |  |
Delivery of treasury shares |  |  |  |  |  |
RSUs and PSAs | (751) |  | (2,375) |  |  | 1,624
Employee stock options exercised — net | (238) |  | (567) |  |  | 329
Ending Balance at Dec. 31, 2016 | 653,826 | 544 | 57,917 | 962,884 | (204,606) | (162,913)
Previously unrecognized excess tax benefit onexercise of stock awards | 317 |  |  | 317 |  |
Net income (loss) | 7,914 |  |  | 7,914 |  |
Other comprehensive income (loss) | 63,931 |  |  |  | 63,931 |
Comprehensive income (loss) | 71,845 |  |  |  |  |
Cash dividends declared | (22,704) |  |  | (22,704) |  |
Share-based compensation expense | 6,214 |  | 6,214 |  |  |
Delivery of treasury shares |  |  |  |  |  |
RSUs and PSAs | (114) |  | (535) |  |  | 421
Employee stock options exercised — net | (456) |  | (1,002) |  |  | 546
Ending Balance at Dec. 31, 2017 | 708,928 | 544 | 62,594 | 948,411 | (140,675) | (161,946)
Reclassisfication pursuant to ASU No. 2018-02 |  |  |  | 22,298 | (22,298) |
Net income (loss) | (177,604) |  |  | (177,604) |  |
Other comprehensive income (loss) | 25,533 |  |  |  | 25,533 |
Comprehensive income (loss) | (152,071) |  |  |  |  |
Tax effect on exercise of stock awards | (7) |  | (7) |  |  |
Cash dividends declared | (22,800) |  |  | (22,800) |  |
Share-based compensation expense | 7,000 |  | 7,000 |  |  |
Delivery of treasury shares |  |  |  |  |  |
RSUs and PSAs | (1,626) |  | (6,201) |  |  | 4,575
Employee stock options exercised — net | (526) |  | (1,147) |  |  | 621
Ending Balance at Dec. 31, 2018 | $ 538,898 | $ 544 | $ 62,239 | $ 770,305 | $ (137,440) | $ (156,750)

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