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LEASES AND OFF BALANCE SHEET ITEMS LEASES (Tables)
 6 Months Ended
Jun. 30, 2019
Leases [Abstract]  
Lessee, Operating Lease, Liability, Maturity [Table Text Block] As of June 30, 2019, reconciliation of minimum lease payments and operating lease liabilities is provided below:
(Dollars in millions)
 
Operating lease liabilities
Remainder of 2019
 
$
40

2020
 
57

2021
 
45

2022
 
33

2023
 
22

2024 and beyond
 
35

Total minimum lease payments
 
232

Less: amounts of lease payments representing interest
 
30

Present value of future minimum lease payments
 
202

Less: current obligations under leases
 
56

Long-term lease obligations
 
$
146
Lease, Cost [Table Text Block]
Lease costs during the period and other information is provided below:
 
 
Second Quarter
 
First Six Months
(Dollars in millions)
2019
 
2019
Lease costs:
 
 
 
 
Operating lease costs
$
17

 
$
32

 
Short-term lease costs
9

 
20

 
Sublease income
(1
)
 
(1
)
 
Total
$
25

 
$
51

 
 
 
 
 
Other operating lease information:
 
 
 
 
Cash paid for amounts included in the measurement of lease liabilities
$
18

 
$
35

 
Right-to-use assets obtained in exchange for new lease liabilities
10

 
21

 
 
 
 
 
 
Weighted-average remaining lease term, in years
 
 
6

 
Weighted-average discount rate
 
 
4.2
%