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Benefit Plans - Schedule of Net Benefit Costs (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Pension Benefits    
Defined Benefit Plan Disclosure [Line Items]    
Service cost $ 1,644 $ 1,665
Interest cost 3,901 3,613
Expected return on assets (4,944) (4,463)
Amortization of actuarial (gain) loss (458) (18)
Amortization of prior service cost 0 4
Total 143 801
Other Benefits    
Defined Benefit Plan Disclosure [Line Items]    
Service cost 156 166
Interest cost 337 295
Expected return on assets (295) (267)
Amortization of actuarial (gain) loss (214) (160)
Amortization of prior service cost 0 0
Total $ (16) $ 34