LEASES - Supplemental Cash Flow Disclosures (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Cash paid for amounts included in measurement of obligations:
Operating cash flows from operating leases	$ 448	$ 419
Operating cash flows from finance leases	10	8
Financing cash flows from finance leases	58	79
Right-of-use assets obtained in exchange for lease obligations:
Operating leases	232	826
Finance leases	$ 23	$ 106