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v3.24.0.1

Share-Based Compensation (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands | 1 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Apr. 30, 2022 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Apr. 30, 2017
Additional Disclosures [Abstract] |  |  |  |  |  |
Total pre-tax share-based compensation expense (income) recognized in the Consolidated Statements of Earnings |  | $ 8,900 | $ 16,100 | $ 9,600 |  |
Tax related benefits (expense) |  | $ 1,100 | $ 1,200 | $ 1,000 |  |
Non-vested Stock [Member] |  |  |  |  |  |
Stock Unit Activity [Roll Forward] |  |  |  |  |  |
Outstanding, beginning of period (in shares) |  | 519 | 482 | 451 |  |
Granted (in shares) |  | 201 | 168 | 129 |  |
Vested, net (in shares) |  | (179) | (62) | (25) |  |
Cancelled (in shares) |  | (5) | (69) | (73) |  |
Outstanding, end of period (in shares) |  | 536 | 519 | 482 | 451 |
Grant Date Weighted Average Fair Value [Abstract] |  |  |  |  |  |
Outstanding, beginning of period (in dollars per share) |  | $ 73.19 | $ 69.15 | $ 63.28 |  |
Granted (in dollars per share) |  | 61.61 | 73.52 | 90.1 |  |
Vested, net (in dollars per share) |  | 63.02 | 58.81 | 61.91 |  |
Cancelled (in dollars per share) |  | 72.45 | 58.62 | 72.37 |  |
Outstanding, end of period (in dollars per share) |  | $ 72.26 | $ 73.19 | $ 69.15 | $ 63.28 |
Aggregate Intrinsic Value [Abstract] |  |  |  |  |  |
Outstanding, aggregate intrinsic value |  | $ 35,383 | $ 37,883 | $ 48,271 | $ 33,283 |
Additional Disclosures [Abstract] |  |  |  |  |  |
Total intrinsic values of shares vested |  | 20,300 | $ 5,100 | $ 1,900 |  |
Non-vested Stock and Performance Stock Units [Member] |  |  |  |  |  |
Additional Disclosures [Abstract] |  |  |  |  |  |
Compensation cost not yet recognized |  | $ 20,900 |  |  |  |
Compensation cost not yet recognized, period for recognition |  | 2 years 2 months 12 days |  |  |  |
Performance Stock Units [Member] |  |  |  |  |  |
Share-based Compensation Arrangement [Abstract] |  |  |  |  |  |
Number of years to measure performance metrics |  |  | 3 years | 3 years | 3 years |
2017 Stock Plan [Member] | Non-vested Stock [Member] |  |  |  |  |  |
Share-based Compensation Arrangement [Abstract] |  |  |  |  |  |
Number of shares authorized for issuance (in shares) |  |  |  |  |  | 1,800
Award vesting period |  | 3 years |  |  |  |
Percentage of grants to elected officers that will be performance stock unit awards |  | 60.00% | 60.00% |  | 100.00% |
Percentage of grants to elected officers, non-vested restricted stock awards |  | 40.00% | 40.00% |  |  |
Number of years to measure performance metrics |  | 3 years |  |  |  |
2017 Stock Plan [Member] | Non-vested Stock [Member] | Maximum [Member] |  |  |  |  |  |
Share-based Compensation Arrangement [Abstract] |  |  |  |  |  |
Percentage of stated performance metrics award of grant |  | 200.00% | 200.00% | 200.00% |  |
Amended and Restated 2017 Stock Plan [Member] | Non-vested Stock [Member] |  |  |  |  |  |
Share-based Compensation Arrangement [Abstract] |  |  |  |  |  |
Number of shares authorized for issuance (in shares) | 2,150 |  |  |  |  |
Increase in number of shares authorized for issuance (in shares) | 350 |  |  |  |  |
Number of shares available for issuance (in shares) |  | 1,000 |  |  |  |
Amended and Restated Directors Deferred Compensation Plan [Member] | Maximum [Member] |  |  |  |  |  |
Share-based Compensation Arrangement [Abstract] |  |  |  |  |  |
Number of shares available for issuance (in shares) |  | 200 |  |  |  |

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