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OTHER (INCOME) CHARGES, NET (Notes)
 9 Months Ended
Sep. 30, 2019
Other Income and Expenses [Abstract]  
Other Income and Other Expense Disclosure [Text Block]
OTHER (INCOME) CHARGES, NET
 
Third Quarter
 
First Nine Months
(Dollars in millions)
2019
 
2018
 
2019
 
2018
Foreign exchange transaction (gains) losses, net
$
4

 
$
6

 
$
6

 
$
13

Currency transaction costs resulting from tax law changes and outside-U.S. entity reorganizations
—

 
—

 
—

 
13

(Income) loss from equity investments and other investment (gains) losses, net
(2
)
 
(3
)
 
(8
)
 
(15
)
Coal gasification incident property insurance
—

 
—

 
—

 
(65
)
Other, net
1

 
3

 
2

 
4

Other (income) charges, net
$
3

 
$
6

 
$
—

 
$
(50
)