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Consolidated Statements of Changes in Shareholders' Equity - USD ($) shares in Thousands, $ in Thousands | Total | Common Stock | Treasury Stock | Retained Earnings | Accumulated Other Comprehensive Income
--- | --- | --- | --- | --- | ---
Adjustment to opening retained earnings, net of tax, pursuant to adoption of ASU | Accounting Standards Update 2016-01 | $ (2,457) |  |  | $ (2,457) | $ 0
Balance, value at Dec. 31, 2019 | 2,159,962 | $ 1,650,753 | $ (50,834) | 519,676 | 40,367
Balance (in shares) at Dec. 31, 2019 |  | 72,124 |  |  |
Net income | 154,244 |  |  | 154,244 |
Other comprehensive income | 141,828 |  |  |  | 141,828
Issuance of common stock - stock option and other plans, shares |  | 65 |  |  |
Issuance of common stock - stock option and other plans, value | 2,028 | $ 2,028 |  |  |
Issuance of common stock - restricted stock awards, net of canceled awards, shares |  | 208 |  |  |
Issuance of common stock - restricted stock awards, net of canceled awards, value | 10,737 | $ 10,737 |  |  |
Activity in deferred compensation | 2 |  |  |  |
Purchase and retirement of common stock, shares |  | (68) |  |  |
Purchase and retirement of common stock, value | (2,522) | $ (2,522) |  |  |
Cash dividends declared on common stock | (96,215) |  |  | (96,215) |
Purchase of treasury stock, shares |  | 731 |  |  |
Purchase of treasury stock, value | (20,000) |  | (20,000) |  |
Balance, value at Dec. 31, 2020 | $ 2,347,607 | $ 1,660,998 | (70,834) | 575,248 | 182,195
Balance (in shares) at Dec. 31, 2020 |  | 71,598 |  |  |
Common Stock, Dividends, Per Share, paid | $ 1.34 |  |  |  |
Net income | $ 202,820 |  |  | 202,820 |
Other comprehensive income | (147,033) |  |  |  | (147,033)
Stock Issued During Period, Value, Acquisitions | $ 256,061 |  |  |  |
Stock Issued During Period, Shares, Acquisitions | 6,740 |  |  |  |
Issuance of common stock - stock option and other plans, shares |  | 74 |  |  |
Issuance of common stock - stock option and other plans, value | $ 2,350 | $ 2,350 |  |  |
Issuance of common stock - restricted stock awards, net of canceled awards, shares |  | 190 |  |  |
Issuance of common stock - restricted stock awards, net of canceled awards, value | 14,926 | $ 14,926 |  |  |
Activity in deferred compensation | (8) | $ (8) |  |  |
Purchase and retirement of common stock, shares |  | (91) |  |  |
Purchase and retirement of common stock, value | (4,140) | $ (4,140) |  |  |
Cash dividends declared on common stock | (83,841) |  |  | (83,841) |
Balance, value at Dec. 31, 2021 | $ 2,588,742 | $ 1,930,187 | (70,834) | 694,227 | 35,162
Balance (in shares) at Dec. 31, 2021 |  | 78,511 |  |  |
Common Stock, Dividends, Per Share, paid | $ 1.14 |  |  |  |
Net income | $ 250,178 |  |  | 250,178 |
Other comprehensive income | (545,657) |  |  |  | (545,657)
Issuance of common stock - stock option and other plans, shares |  | 69 |  |  |
Issuance of common stock - stock option and other plans, value | 2,110 | $ 2,110 |  |  |
Issuance of common stock - restricted stock awards, net of canceled awards, shares |  | 176 |  |  |
Issuance of common stock - restricted stock awards, net of canceled awards, value | 16,158 | $ 16,158 |  |  |
Activity in deferred compensation | 5 | $ 5 |  |  |
Purchase and retirement of common stock, shares |  | (110) |  |  |
Purchase and retirement of common stock, value | (3,989) | $ (3,989) |  |  |
Cash dividends declared on common stock | (94,394) |  |  | (94,394) |
Balance, value at Dec. 31, 2022 | $ 2,213,153 | $ 1,944,471 | $ (70,834) | $ 850,011 | $ (510,495)
Balance (in shares) at Dec. 31, 2022 |  | 78,646 |  |  |
Common Stock, Dividends, Per Share, paid | $ 1.20 |  |  |  |

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