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Postretirement Benefit Obligations - Schedule of Target Asset Allocation of Pension Plan Assets (Details)
Dec. 31, 2024
Dec. 31, 2023
Defined Benefit Plan Disclosure [Line Items]    
Actual plan asset allocation percentage 100.00% 100.00%
Cash and cash equivalents    
Defined Benefit Plan Disclosure [Line Items]    
Actual plan asset allocation percentage 3.00% 3.00%
US and non-US equity securities    
Defined Benefit Plan Disclosure [Line Items]    
Actual plan asset allocation percentage 44.00% 64.00%
Fixed income / real estate / other securities    
Defined Benefit Plan Disclosure [Line Items]    
Actual plan asset allocation percentage 33.00% 33.00%
Alternative Equity    
Defined Benefit Plan Disclosure [Line Items]    
Actual plan asset allocation percentage 20.00% 0.00%