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LEASES AND OTHER COMMITMENTS (Supplemental Balance Sheet Information Schedule) (Details)
$ in Millions
Sep. 30, 2019
USD ($)
Operating leases  
Operating lease - right-of-use assets $ 312
Operating lease - current lease liabilities 57
Operating lease - non-current lease liabilities 290
Total operating lease liabilities 347
Finance leases  
Finance lease - right-of-use assets 15
Finance lease - current lease liabilities 2
Finance lease - non-current lease liabilities 13
Total finance lease liabilities $ 15