XML 135 R113.htm IDEA: XBRL DOCUMENT v3.24.0.1
Pension Plans and Other Postretirement Benefits - Weighted Average Assumptions Used (Details)
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Assumptions used to determine benefit obligations      
Discount rate 5.00% 5.20%  
Assumptions used to determine net benefit costs      
Discount rate 5.10% 2.30% 1.80%
Expected long-term rate of return on plan assets 6.30% 4.80% 4.80%