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Other Income - Net (Tables)
 12 Months Ended
Dec. 31, 2018
Other Income and Expenses [Abstract]  
Schedule of Other Income - Net
Other income – net consisted of the following:
 
Fiscal Years 
(Dollars in Millions)
2018
 
2017
 
2016
Net Periodic Pension and Postretirement Benefit Credit (Expense) (a)
$
38

 
$
32

 
$
(24
)
Interest Income
32

 
13

 
10

Income from Non-operating Real Estate Activities
—

 
—

 
27

Miscellaneous Income
4

 
8

 
9

Total Other Income - Net
$
74


$
53


$
22

 
 
 
 
 
 
Gross Revenue from Real Estate Operations included above
$
—

 
$
—

 
$
56