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Postretirement Plans - Schedule of Actual Allocations for Pension Assets and Target Allocations by Asset Class (Details) - Pension
Dec. 31, 2024
Dec. 31, 2023
Defined Benefit Plan Disclosure [Line Items]    
Defined benefit plan, actual plan asset allocations 100.00% 100.00%
Defined benefit plan, target plan asset allocations 100.00% 100.00%
Fixed income    
Defined Benefit Plan Disclosure [Line Items]    
Defined benefit plan, actual plan asset allocations 59.00% 60.00%
Defined benefit plan, target plan asset allocations 59.00% 59.00%
Global equity    
Defined Benefit Plan Disclosure [Line Items]    
Defined benefit plan, actual plan asset allocations 19.00% 19.00%
Defined benefit plan, target plan asset allocations 20.00% 20.00%
Private equity    
Defined Benefit Plan Disclosure [Line Items]    
Defined benefit plan, actual plan asset allocations 9.00% 8.00%
Defined benefit plan, target plan asset allocations 7.00% 7.00%
Real estate and real assets    
Defined Benefit Plan Disclosure [Line Items]    
Defined benefit plan, actual plan asset allocations 7.00% 7.00%
Defined benefit plan, target plan asset allocations 7.00% 7.00%
Hedge funds    
Defined Benefit Plan Disclosure [Line Items]    
Defined benefit plan, actual plan asset allocations 6.00% 6.00%
Defined benefit plan, target plan asset allocations 7.00% 7.00%