XML 102 R84.htm IDEA: XBRL DOCUMENT v3.24.0.1
Retirement Plans and Other Retiree Benefits - Summary of Net Periodic Benefit Costs (Details) - USD ($)
$ in Millions
 3 Months Ended 12 Months Ended
Mar. 31, 2023
Sep. 30, 2022
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Components of Net Periodic Benefit Cost          
ERISA litigation matter $ 267   $ 267 $ 0 $ 0
Other Retiree Benefit Plans          
Components of Net Periodic Benefit Cost          
Service cost     7 18 26
Interest cost     38 36 35
Expected return on plan assets     0 0 0
Amortization of transition and prior service costs (credits)     (20) (6) 0
Amortization of actuarial loss     1 14 23
Net periodic benefit cost     26 62 84
Other postretirement charges     0 2 0
ERISA litigation matter     0 0 0
Total pension cost     $ 26 $ 64 $ 84
Weighted-Average Assumptions Used to Determine Net Periodic Benefit Cost          
Discount rate     5.67% 3.06% 2.88%
Expected long-term rate of return on plan assets         5.70%
Long-term rate of compensation increase     0.00% 0.00% 0.00%
ESOP growth rate     6.00% 6.00% 10.00%
Medical cost trend rate of increase     6.25% 6.00% 6.00%
Interest Crediting Rate     0.00% 0.00% 0.00%
United States          
Components of Net Periodic Benefit Cost          
Amortization of actuarial loss   $ (398)      
United States | Pension Plans          
Components of Net Periodic Benefit Cost          
Service cost     $ 0 $ 0 $ 0
Interest cost     91 64 61
Expected return on plan assets     (79) (101) (106)
Amortization of transition and prior service costs (credits)     0 0 0
Amortization of actuarial loss     43 46 47
Net periodic benefit cost     55 9 2
Other postretirement charges     3 13 (3)
ERISA litigation matter $ 267   267 0 0
Total pension cost     $ 325 $ 22 $ (1)
Weighted-Average Assumptions Used to Determine Net Periodic Benefit Cost          
Discount rate     5.66% 2.98% 2.65%
Expected long-term rate of return on plan assets     6.25% 5.70% 5.70%
Long-term rate of compensation increase     3.50% 3.50% 3.50%
ESOP growth rate     0.00% 0.00% 0.00%
Medical cost trend rate of increase     0.00% 0.00% 0.00%
Interest Crediting Rate     5.21% 2.82% 2.48%
International | Pension Plans          
Components of Net Periodic Benefit Cost          
Service cost     $ 15 $ 15 $ 19
Interest cost     33 21 20
Expected return on plan assets     (25) (21) (20)
Amortization of transition and prior service costs (credits)     1 1 1
Amortization of actuarial loss     5 7 11
Net periodic benefit cost     29 23 31
Other postretirement charges     2 4 1
ERISA litigation matter     0 0 0
Total pension cost     $ 31 $ 27 $ 32
Weighted-Average Assumptions Used to Determine Net Periodic Benefit Cost          
Discount rate     4.75% 2.10% 1.61%
Expected long-term rate of return on plan assets     4.66% 2.72% 2.93%
Long-term rate of compensation increase     3.22% 2.89% 2.62%
ESOP growth rate     0.00% 0.00% 0.00%
Medical cost trend rate of increase     0.00% 0.00% 0.00%
Interest Crediting Rate     2.28% 0.84% 0.83%