RETIREMENT BENEFITS - Roll Forward of Projected Benefit Obligations (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 29, 2023	Dec. 30, 2022	Dec. 31, 2021
Change in benefit obligation
Benefit obligation at beginning of fiscal year	$ 7,722	$ 10,355
Service cost	35	46
Interest cost	397	227
Actuarial loss (gain)	279	(2,204)
Benefits paid	(591)	(648)
Expenses paid	(34)	(26)
Currency translation adjustment	10	(28)
Acquisitions	974	0
Divestiture	0	(8)
Other	2	8
Benefit obligation at end of fiscal year	8,794	7,722	$ 10,355
Pension
Change in benefit obligation
Benefit obligation at beginning of fiscal year	7,494	10,007
Service cost	33	44	66
Interest cost	386	220	188
Actuarial loss (gain)	280	(2,097)
Benefits paid	(568)	(626)
Expenses paid	(34)	(26)
Currency translation adjustment	10	(28)
Acquisitions	960	0
Divestiture	0	(8)
Other	2	8
Benefit obligation at end of fiscal year	8,563	7,494	10,007
Reduction in pension benefit obligations for plan assets transferred to annuity		64	250
Other Benefits
Change in benefit obligation
Benefit obligation at beginning of fiscal year	228	348
Service cost	2	2	2
Interest cost	11	7	5
Actuarial loss (gain)	(1)	(107)
Benefits paid	(23)	(22)
Expenses paid	0	0
Currency translation adjustment	0	0
Acquisitions	14	0
Divestiture	0	0
Other	0	0
Benefit obligation at end of fiscal year	$ 231	$ 228	$ 348