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Pension and Other Postretirement Benefits - Additional Information (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Defined Benefit Plan Disclosure [Line Items] |  |  |
Defined contribution expense | $ 14,000 | $ 13,400 | $ 12,200
Accumulated benefit obligation | 360,700 | 305,700 |
Pension Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Pension plans with projected benefit obligation in excess of plan assets, fair value of plan assets | 281,100 | 262,700 |
Pension plans with projected benefit obligation in excess of plan assets, accumulated benefit obligation | 278,400 | 251,000 |
Pension plans with projected benefit obligation in excess of plan assets, projected benefit obligation | 224,000 | 210,400 |
Settlement loss (gain) | (101) | 1,189 | (18)
Anticipated pension and other postretirement plans contributions, next fiscal year | $ 12,300 |  |
Pension Plan, Ongoing | Minimum | Defined Benefit Plan, Equity Securities, Asset Protection Investments |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Target asset allocations | 45.00% |  |
Pension Plan, Ongoing | Minimum | Defined Benefit Plan, Equity Securities, Asset Growth Investments |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Target asset allocations | 40.00% |  |
Pension Plan, Ongoing | Maximum | Defined Benefit Plan, Equity Securities, Asset Protection Investments |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Target asset allocations | 60.00% |  |
Pension Plan, Ongoing | Maximum | Defined Benefit Plan, Equity Securities, Asset Growth Investments |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Target asset allocations | 55.00% |  |
Pension Plan, Payment Or Terminated Vested Status | Minimum | Defined Benefit Plan, Equity Securities, Asset Protection Investments |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Target asset allocations | 80.00% |  |
Pension Plan, Payment Or Terminated Vested Status | Minimum | Defined Benefit Plan, Equity Securities, Asset Growth Investments |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Target asset allocations | 10.00% |  |
Pension Plan, Payment Or Terminated Vested Status | Maximum | Defined Benefit Plan, Equity Securities, Asset Protection Investments |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Target asset allocations | 90.00% |  |
Pension Plan, Payment Or Terminated Vested Status | Maximum | Defined Benefit Plan, Equity Securities, Asset Growth Investments |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Target asset allocations | 20.00% |  |
Other Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Other postretirement plans with accumulated benefit obligation in excess of plan assets, accumulated benefit obligation | $ 21,300 | 19,900 |
Other postretirement plans with accumulated benefit obligation in excess of plan assets, fair value of plan assets | 0 | 0 |
Settlement loss (gain) | 0 | $ 0 | $ 0
Anticipated pension and other postretirement plans contributions, next fiscal year | $ 1,500 |  |

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