RETIREMENT BENEFITS - Schedule Of Defined Benefit Obligations And Assets (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Defined Benefit Plan, Change in Fair Value of Plan Assets
Fair value of plan assets at beginning of year	$ 2,815
Fair value of plan assets at end of year	2,027	$ 2,815
Other non-current assets	285	317
Other non-current liabilities	(402)	(654)
Pension Plans, Defined Benefit
Defined Benefit Plan, Change in Benefit Obligation
Benefit obligations at beginning of year	2,935	3,242
Service cost—benefits earned during the year	36	51
Interest cost	42	35
Settlements and curtailments	(58)	(101)
Actuarial (gains)/losses	(760)	(153)
Benefits paid	(68)	(46)
Foreign currency and other	(151)	(93)
Benefit obligations at end of year	1,976	2,935
Defined Benefit Plan, Change in Fair Value of Plan Assets
Fair value of plan assets at beginning of year	2,815	2,807
Actual return on plan assets	(570)	125
Employer contributions	76	87
Settlements	(53)	(83)
Benefits paid	(68)	(46)
Foreign currency and other	(173)	(75)
Fair value of plan assets at end of year	2,027	2,815
Funded status	51	(120)
Other non-current assets	285	317
Other current liabilities	(21)	(24)
Other non-current liabilities	(213)	(413)
Funded status	51	(120)
Net actuarial losses	869	1,015
Prior service credit	(25)	(29)
Total	$ 844	$ 986