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CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY - USD ($) shares in Thousands, $ in Thousands | Total | Common Stock | Additional Paid in Capital | Retained Earnings | Accumulated Other Comprehensive Loss (income) | Treasury Stock, Common
--- | --- | --- | --- | --- | --- | ---
Common stock, shares issued, beginning balance (in shares) at Dec. 31, 2020 |  | 47,812 |  |  |  |
Common stock, shares issued, ending balance (in shares) at Dec. 31, 2021 |  | 47,929 |  |  |  |
Treasury shares, beginning balance (in shares) at Dec. 31, 2020 |  |  |  |  |  | 1,132
Beginning Balance at Dec. 31, 2020 | $ 3,336,457 | $ 47,812 | $ 652,305 | $ 3,096,228 | $ (297,298) | $ (162,590)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | 485,374 |  |  | 485,374 |  |
Cash dividends | (63,648) |  |  | (63,648) |  |
Other comprehensive (loss) income | (49,661) |  |  |  | (49,661) |
Shares issued under compensation plans (in shares) |  | (117) |  |  |  | (31)
Shares issued under compensation plans | 34,453 | $ 117 | 33,989 |  |  | $ 347
Treasury stock reissued (in shares) |  | 0 |  |  |  | (28)
Treasury stock reissued | 11,097 | $ 0 | 6,349 |  |  | $ 4,748
Deferred compensation (in shares) |  |  |  |  |  | (4)
Deferred compensation | 676 |  | 447 |  |  | $ 229
Treasury shares, ending balance (in shares) at Dec. 31, 2021 |  |  |  |  |  | 1,069
Ending Balance at Dec. 31, 2021 | $ 3,754,748 | $ 47,929 | 693,090 | 3,517,954 | (346,959) | $ (157,266)
Common stock, shares issued, ending balance (in shares) at Dec. 31, 2022 | 47,957 | 47,957 |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | $ 363,139 |  |  | 363,139 |  |
Cash dividends | (63,789) |  |  | (63,789) |  |
Other comprehensive (loss) income | (56,563) |  |  |  | (56,563) |
Shares issued under compensation plans (in shares) |  | (28) |  |  |  | (32)
Shares issued under compensation plans | 23,502 | $ 28 | 21,930 |  |  | $ 1,544
Deferred compensation (in shares) |  |  |  |  |  | (5)
Deferred compensation | 931 |  | 98 |  |  | $ 833
Treasury shares, ending balance (in shares) at Dec. 31, 2022 |  |  |  |  |  | 1,032
Ending Balance at Dec. 31, 2022 | $ 4,021,968 | $ 47,957 | 715,118 | 3,817,304 | (403,522) | $ (154,889)
Common stock, shares issued, ending balance (in shares) at Dec. 31, 2023 | 48,046 | 48,046 |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | $ 356,328 |  |  | 356,328 |  |
Cash dividends | (63,896) |  |  | (63,896) |  |
Other comprehensive (loss) income | 89,117 |  |  |  | 89,117 |
Shares issued under compensation plans (in shares) |  | (89) |  |  |  | (21)
Shares issued under compensation plans | 37,146 | $ 89 | 34,270 |  |  | $ 2,787
Deferred compensation (in shares) |  |  |  |  |  | (5)
Deferred compensation | 325 |  | 324 |  |  | $ 1
Treasury shares, ending balance (in shares) at Dec. 31, 2023 |  |  |  |  |  | 1,006
Ending Balance at Dec. 31, 2023 | $ 4,440,988 | $ 48,046 | $ 749,712 | $ 4,109,736 | $ (314,405) | $ (152,101)

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