Annual report pursuant to Section 13 and 15(d)

PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS - Estimated future benefit payments for pension and other postretirement benefit plans (Details)

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PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS - Estimated future benefit payments for pension and other postretirement benefit plans (Details)
$ in Millions
Dec. 31, 2023
USD ($)
Estimated future benefit payments for funded and unfunded plans  
2024 $ 703
2025 644
2026 638
2027 638
2028 512
2029-2033 2,520
Pension plans  
Estimated future benefit payments for funded and unfunded plans  
2024 654
2025 615
2026 611
2027 614
2028 489
2029-2033 2,421
Other postretirement benefit plans  
Estimated future benefit payments for funded and unfunded plans  
2024 49
2025 29
2026 27
2027 24
2028 23
2029-2033 $ 99