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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands | Common Stock | Capital in Excess of Par Value | Retained Earnings | Accumulated Other Comprehensive Income (Loss) | Total
--- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2013 | $ 21,899 |  | $ 956,918 | $ (10,115) | $ 968,702
Balance (in shares) at Dec. 31, 2013 | 218,986,000 |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Stock issued for stock incentive plans, net | $ 57 | $ 9,017 |  |  | 9,074
Stock issued for stock incentive plans, net (in shares) | 569,000 |  |  |  |
Stock purchased and retired | $ (302) | (13,353) | (35,942) |  | (49,597)
Stock purchased and retired (in shares) | (3,016,000) |  |  |  |
Net (loss) income |  |  | 245,193 |  | 245,193
Pension adjustment, net of taxes |  |  |  | (6,486) | (6,486)
Foreign currency translation |  |  |  | (1,124) | (1,124)
Unrealized gain (loss) on securities, net of taxes and reclassification adjustment |  |  |  | (108) | (108)
Dividends declared |  |  | (91,608) |  | (91,608)
Excess tax benefits for share- based payments |  | 4,336 |  |  | 4,336
Balance at Dec. 31, 2014 | $ 21,654 |  | 1,074,561 | (17,833) | 1,078,382
Balance (in shares) at Dec. 31, 2014 | 216,539,000 |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Stock issued for stock incentive plans, net | $ 79 | 9,802 |  |  | 9,881
Stock issued for stock incentive plans, net (in shares) | 791,000 |  |  |  |
Stock purchased and retired | $ (34) | (11,212) | 7,153 |  | (4,093)
Stock purchased and retired (in shares) | (339,000) |  |  |  |
Net (loss) income |  |  | (99,561) |  | (99,561)
Pension adjustment, net of taxes |  |  |  | 1,531 | 1,531
Foreign currency translation |  |  |  | (1,801) | (1,801)
Unrealized gain (loss) on securities, net of taxes and reclassification adjustment |  |  |  | 134 | 134
Dividends declared |  |  | (33,602) |  | (33,602)
Excess tax benefits for share- based payments |  | 1,410 |  |  | 1,410
Balance at Dec. 31, 2015 | $ 21,699 |  | 948,551 | (17,969) | $ 952,281
Balance (in shares) at Dec. 31, 2015 | 216,991,000 |  |  |  | 216,991,357
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Stock issued for stock incentive plans, net | $ 80 | 9,508 |  |  | $ 9,588
Stock issued for stock incentive plans, net (in shares) | 796,000 |  |  |  |
Stock purchased and retired | $ (30) | (9,935) | 6,708 |  | (3,257)
Stock purchased and retired (in shares) | (298,000) |  |  |  |
Net (loss) income |  |  | (141,246) |  | (141,246)
Pension adjustment, net of taxes |  |  |  | (788) | (788)
Foreign currency translation |  |  |  | 652 | 652
Unrealized gain (loss) on securities, net of taxes and reclassification adjustment |  |  |  | 3 | 3
Dividends declared |  |  | (10,861) |  | (10,861)
Excess tax benefits for share- based payments |  | $ 427 |  |  | 427
Balance at Dec. 31, 2016 | $ 21,749 |  | $ 803,152 | $ (18,102) | $ 806,799
Balance (in shares) at Dec. 31, 2016 | 217,489,000 |  |  |  | 217,489,402

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