LEASES Schedule of Maturities of Operating and Finance Lease Liabilities (Details) $ in Millions	Jun. 30, 2019 USD ($)
Leases [Abstract]
Lessee, operating lease, liability, payments, due remainder of year	$ 76
Finance lease, liability, payments, due remainder of year	7
Lease liability, payments, due remainder of year	83
Lessee, operating lease, liability, payments, due year two	122
Finance lease, liability, payments, due year two	14
Lease liability, payments, due year two	136
Lessee, operating lease, liability, payments, due year three	83
Finance lease, liability, payments, due year three	13
Lease liability, payments due, year three	96
Lessee, operating lease, liability, payments, due year four	52
Finance lease, liability, payments, due year four	11
Lease liability, payments, due year four	63
Lessee, operating lease, liability, payments, due year five	28
Finance lease, liability, payments, due year five	10
Lease liability, payments, due year five	38
Lease, operating lease, liability, payments, due year six	13
Lease, finance lease, liability, payments, due year six	10
Lease liability, payments, due year six	23
Lessee, operating lease, liability, payments, due after year six	98
Finance lease, liability, payments, due after year six	67
Lease liability payments, due after year six	165
Lessee, operating lease, liability, payments, due	472
Finance lease, liability, payments, due	132
Lease liability, payments, total	604
Lessee, operating lease, liability, undiscounted excess amount	60	[1]
Finance lease, liability, undiscounted excess amount	33	[1]
Lease liability, undiscounted excess amount	93	[1]
Operating lease, liability	412
Finance lease, liability	99
Lease liability, total	$ 511

[1] Calculated using the interest rate for each lease.