v3.25.4
Retirement Plans and Profit Sharing Arrangements - Weighted Average Assumptions (Details)
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Pension Plans      
Weighted average assumptions used to determine benefit obligations      
Discount rates 5.39% 5.57%  
Rates of increase in compensation levels 3.59% 3.64%  
Interest crediting rates for cash balance plans 5.00% 5.00%  
Weighted average assumptions used to determine net periodic benefit cost      
Discount rates 5.57% 4.98% 5.30%
Rates of increase in compensation levels 3.64% 3.64% 3.72%
Expected long-term rates of return on assets 6.34% 5.90% 6.04%
Interest crediting rates for cash balance plans 5.00% 5.00% 5.00%
Other Postretirement Plans      
Weighted average assumptions used to determine benefit obligations      
Discount rates 4.80% 5.38%