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Retirement Plans - Narrative (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Defined Contribution Plan Disclosure [Line Items] |  |  |
Employer contributions | $ 11,200,000 | $ 9,500,000 | $ 10,600,000
Company contributions | 0 | $ 0 | $ 0
Impact of .5% increase on post retirement benefit obligation | (2,000,000) |  |
Impact of .5% increase on post retirement cost | (100,000) |  |
Impact of .5% decrease on post retirement benefit obligation | 2,200,000 |  |
Impact of .5% decrease on post retirement cost | 200,000 |  |
Impact of .5% increase on assumed long-term rate of return on plan assets | (200,000) |  |
Impact of .5% decrease on assumed long-term rate of return on plan assets | $ 200,000 |  |
Nonqualified Plan |  |  |
Defined Contribution Plan Disclosure [Line Items] |  |  |
Employee matching contribution, percent of employee deferral | 6.00% |  |
Employer matching contribution, percent of match | 3.00% |  |
Scenario One | Qualified Plan |  |  |
Defined Contribution Plan Disclosure [Line Items] |  |  |
Employer matching contribution, percent of match | 100.00% |  |
Employer matching contribution, percent of employees' gross pay | 3.00% |  |
Scenario Two | Qualified Plan |  |  |
Defined Contribution Plan Disclosure [Line Items] |  |  |
Employer matching contribution, percent of match | 50.00% |  |
Employer matching contribution, percent of employees' gross pay | 2.00% |  |

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