REVENUE RECOGNITION LONGTERM CONTRACTS AND DEFERRED AND UNBILLED REVENUE (Details 1) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 28, 2020	Jun. 30, 2019	Jun. 28, 2020	Jun. 30, 2019	Dec. 31, 2019
Revenue from Contract with Customer [Abstract]
Revenue, Remaining Performance Obligation, Amount	$ 939		$ 939
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Unbilled revenue	76		76		$ 68
Deferred revenue, primarily extended warranty	1,352		1,352		$ 1,354
Contract with Customer, Liability, Revenue Recognized	94	$ 94	206	$ 203
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2020-06-29
Revenue from Contract with Customer [Abstract]
Revenue, Remaining Performance Obligation, Amount	$ 231		$ 231
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period	12 months		12 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-06-29
Revenue from Contract with Customer [Abstract]
Revenue, Remaining Performance Obligation, Amount	$ 708		$ 708
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period	10 years		10 years