RESTRUCTURING AND OTHER EXIT COSTS - Summary of Restructuring and Other Exit Activities (Details) - USD ($) $ in Millions	6 Months Ended	12 Months Ended
	Jan. 03, 2020	Jan. 01, 2021
Restructuring Reserve [Roll Forward]
Balance at the beginning of the period	$ 16	$ 65
Additional provisions	117	26
Payments	(63)	(54)
Other	(5)	2
Balance at the end of the period	65	39
Employee severance-related costs
Restructuring Reserve [Roll Forward]
Balance at the beginning of the period	0	58
Additional provisions	117	26
Payments	(62)	(52)
Other	3	2
Balance at the end of the period	58	34
Facilities consolidation and other exit costs
Restructuring Reserve [Roll Forward]
Balance at the beginning of the period	16	7
Additional provisions	0	0
Payments	(1)	(2)
Other	(8)	0
Balance at the end of the period	$ 7	$ 5