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PROVISION FOR INCOME TAXES (Tables)
9 Months Ended
Sep. 30, 2016
Income Tax Disclosure [Abstract]  
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
 
Third Quarter
 
First Nine Months
(Dollars in millions)
2016
 
2015
 
2016
 
2015
Provision for income taxes
$
56

 
$
95

 
$
195

 
$
283

Effective tax rate
20
%
 
27
%
 
21
%
 
28
%