LEASES - Components of Operating and Finance Lease Costs (Details) $ in Millions	3 Months Ended
	Mar. 30, 2019 USD ($)
Leases [Abstract]
Operating lease costs	$ 7,706
Amortization of right-of-use assets	921
Interest on lease liabilities	296
Short-term lease costs	192
Variable lease costs	335
Sublease income	(46)
Total lease costs	$ 9,404