LEASES (Supplemental Balance Sheet Information Schedule) (Details) $ in Millions	Jun. 30, 2020 USD ($)
Operating leases
Operating lease - right-of-use assets	$ 291
Operating lease - current lease liabilities	64
Operating lease - non-current lease liabilities	278
Total operating lease liabilities	342
Finance leases
Finance lease - right-of-use assets	14
Finance lease - current lease liabilities	2
Finance lease - non-current lease liabilities	12
Total finance lease liabilities	$ 14
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	us-gaap:OtherAssets
Finance Lease, Liability, Current, Statement of Financial Position [Extensible List]	us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	us-gaap:OtherLiabilitiesNoncurrent