Annual report pursuant to Section 13 and 15(d)

PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS (Details 5)

v3.20.4
PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS (Details 5) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Defined Benefit Plan Disclosure    
Contributions expected to be made in next fiscal year $ 25  
Estimated future benefit payments for funded and unfunded plans    
2021 717  
2022 493  
2023 526  
2024 534  
2025 541  
2026-2030 2,718  
Estimated federal subsidies expected to be received under the Medicare Prescription Drug, Improvement and Modernization Act of 2003, for the period 2021-2025 2  
Estimated federal subsidies expected to be received under the Medicare Prescription Drug, Improvement and Modernization Act of 2003, for the period 2026-2030 $ 2  
Assumed health care cost trend rates    
Health care cost trend rate assumed for the next year (as a percent) 6.75% 6.75%
Rate at which the cost trend rate is assumed to decline, the ultimate trend rate (as a percent) 5.25% 5.25%
Year in which the rate reaches the ultimate trend rate 2025 2025
Pension benefits    
Estimated future benefit payments for funded and unfunded plans    
2021 $ 657  
2022 437  
2023 472  
2024 483  
2025 491  
2026-2030 2,492  
Other benefits    
Estimated future benefit payments for funded and unfunded plans    
2021 60  
2022 56  
2023 54  
2024 51  
2025 50  
2026-2030 $ 226