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Employee Benefit Plans - Plan Assets Measured and Reported in Financial Statements at Fair Value (Details) - Defined benefit pension plans - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	$ 306,279	$ 327,336	$ 322,175
Fair Value, Inputs, Level 1, 2 and 3 | U.S. government and U.S. government agency securities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	62	9,636
Fair Value, Inputs, Level 1, 2 and 3 | U.S. corporate debt instruments
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	60,751	63,707
Fair Value, Inputs, Level 1, 2 and 3 | International corporate debt instruments
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	4,388	3,291
Fair Value, Inputs, Level 1, 2 and 3 | Mutual funds
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	126,518	126,637
Fair Value, Inputs, Level 1, 2 and 3 | Money market funds
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	12,365	13,092
Fair Value, Inputs, Level 1, 2 and 3 | Other investments
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	7,303	4,180
Fair Value, Inputs, Level 1, 2 and 3 | Insurance "buy-in" policy
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	52,785	60,727
Level 1
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	12,365	13,092
Level 1 | U.S. government and U.S. government agency securities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Level 1 | U.S. corporate debt instruments
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Level 1 | International corporate debt instruments
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Level 1 | Money market funds
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	12,365	13,092
Level 1 | Other investments
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Level 1 | Insurance "buy-in" policy
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Level 2
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	72,504	80,814
Level 2 | U.S. government and U.S. government agency securities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	62	9,636
Level 2 | U.S. corporate debt instruments
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	60,751	63,707
Level 2 | International corporate debt instruments
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	4,388	3,291
Level 2 | Money market funds
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Level 2 | Other investments
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	7,303	4,180
Level 2 | Insurance "buy-in" policy
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Level 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	52,785	60,727
Level 3 | U.S. government and U.S. government agency securities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Level 3 | U.S. corporate debt instruments
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Level 3 | International corporate debt instruments
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Level 3 | Money market funds
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Level 3 | Other investments
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0	0
Level 3 | Insurance "buy-in" policy
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	52,785	60,727
Fair Value Measured at Net Asset Value Per Share | Collective trust funds, U.S. equity securities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	577	562
Fair Value Measured at Net Asset Value Per Share | Collective trust funds, International equity securities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	2,588	2,874
Fair Value Measured at Net Asset Value Per Share | Collective trust funds, Global fixed income
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	25,738	25,048
Fair Value Measured at Net Asset Value Per Share | Collective trust funds, diversified funds, real estate
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	$ 13,204	$ 17,582

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- Definition

Amount of asset segregated and restricted to provide benefit under defined benefit plan. Asset includes, but is not limited to, stock, bond, other investment, earning from investment, and contribution by employer and employee.

+ References

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