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Other Operating Credits and Charges, Net (Tables)
 12 Months Ended
Dec. 31, 2019
Other Operating Credits And Charges, Net [Abstract]  
Other Operating Credits and Charges Net [Table Text Block]
The major components of “Other operating credits and charges, net” in the Consolidated Statements of Income for the years ended December 31 are reflected in the table below and described in the paragraphs following the table: 
Dollar amounts in millions
Year ended December 31,
2019
 
2018
 
2017
Reorganization charges
$
(5
)
 
$
(10
)
 
$
—

Insurance and environment cost recoveries
9

 
8

 
—

Facility curtailment charges
(7
)
 
—

 
—

Adjustment to product-related warranty reserves
4

 
8

 
(5
)
Gain (loss) on sale of long-lived assets
(1
)
 
—

 
2

Other
(1
)
 
(4
)
 
—

 
$
(1
)

$
2


$
(3
)