STOCK-BASED COMPENSATION (Tables)
 9 Months Ended
Sep. 30, 2017
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule of Stock-Based Compensation Expense Related to Income Tax Benefits [Table Text Block]
Stock-based compensation expense and related income tax benefits were as follows: 
 
Three Months Ended
September 30,
 
Nine Months Ended
September 30,
In millions
2017
 
2016
 
2017
 
2016
Total stock-based compensation expense (selling and administrative)
$
38

 
$
33

 
$
120

 
$
100

Income tax benefits related to stock-based compensation
(2
)
 
—

 
45

 
33