PENSION PLANS AND OTHER POSTRETIREMENT BENEFITS (Estimated Future Benefit Payments) (Details) $ in Millions	Dec. 31, 2022 USD ($)
Defined Benefit Pension Plans
Defined Benefit Plan, Expected Future Benefit Payment [Abstract]
Defined Benefit Plan, Expected Future Benefit Payment, Year One	$ 1,597
Defined Benefit Plan, Expected Future Benefit Payment, Year Two	1,474
Defined Benefit Plan, Expected Future Benefit Payment, Year Three	1,496
Defined Benefit Plan, Expected Future Benefit Payment, Year Four	1,515
Defined Benefit Plan, Expected Future Benefit Payment, Year Five	1,531
Defined Benefit Plan, Expected Future Benefit Payment, after Year Five for Next Five Years	7,783
Total	15,396
Other Postretirement Benefit Plans
Defined Benefit Plan, Expected Future Benefit Payment [Abstract]
Defined Benefit Plan, Expected Future Benefit Payment, Year One	90
Defined Benefit Plan, Expected Future Benefit Payment, Year Two	85
Defined Benefit Plan, Expected Future Benefit Payment, Year Three	82
Defined Benefit Plan, Expected Future Benefit Payment, Year Four	82
Defined Benefit Plan, Expected Future Benefit Payment, Year Five	80
Defined Benefit Plan, Expected Future Benefit Payment, after Year Five for Next Five Years	350
Total	$ 769