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Consolidated Statements of Stockholders' Equity (Unaudited) (Parenthetical) - USD ($) $ in Thousands | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2024 | Mar. 31, 2023 | Dec. 31, 2023 | Dec. 31, 2022
Common Stock, Shares, Outstanding | 42,452,457 |  | 42,873,187 |
Stockholders' Equity Attributable to Parent | $ 2,884,208 | $ 2,830,909 | $ 2,895,251 | $ 2,886,701
Held In Rabbi Trust At Cost [Member] |  |  |  |
Stockholders' Equity Attributable to Parent | $ (3,403) | $ (3,286) | (3,298) | (3,227)
Retained Earnings |  |  |  |
Cash dividends declared per common share (in dollars per share) | $ 0.57 | $ 0.55 |  |
Stockholders' Equity Attributable to Parent | $ 1,101,061 | $ 971,338 | 1,077,488 | 934,442
Deferred Compensation, Share-based Payments [Member] |  |  |  |
Stockholders' Equity Attributable to Parent | 3,403 | 3,286 | 3,298 | 3,227
AOCI Attributable to Parent [Member] |  |  |  |
Stockholders' Equity Attributable to Parent | (119,338) | (135,945) | (114,827) | (163,084)
Common Stock [Member] |  |  |  |
Stockholders' Equity Attributable to Parent | 422 | 439 | 427 | 455
Additional Paid-in Capital [Member] |  |  |  |
Stockholders' Equity Attributable to Parent | $ 1,902,063 | $ 1,995,077 | $ 1,932,163 | $ 2,114,888
Common Class A [Member] |  |  |  |
Common Stock, Shares, Outstanding | 42,452,457 | 44,114,827 | 42,873,187 | 45,641,238

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