SUPPLEMENTAL FINANCIAL STATEMENT INFORMATION (Tables)
 9 Months Ended
Sep. 30, 2016
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
Accounts and Notes Receivable
In millions
September 30, 2016
 
December 31, 2015
Accounts and notes receivable, net:
 
 
 
Trade
$
2,594

 
$
2,480

Other
213

 
195

Total
$
2,807

 
$
2,675
Inventories [Table Text Block]
Inventories 
In millions
September 30, 2016
 
December 31, 2015
Raw materials
$
303

 
$
339

Finished pulp, paper and packaging
1,192

 
1,248

Operating supplies
609

 
563

Other
118

 
78

Total
$
2,222

 
$
2,228
Interest Income and Interest Expense Disclosure [Table Text Block]
Amounts related to interest were as follows: 
 
Three Months Ended
September 30,
 
Nine Months Ended
September 30,
In millions
2016
 
2015
 
2016
 
2015
Interest expense (a)
$
181

 
$
158

 
$
513

 
$
481

Interest income (a)
49

 
17

 
129

 
59

Capitalized interest costs
7

 
5

 
21

 
19


(a)
Interest expense and interest income exclude approximately $7 million and $25 million for the three months and nine months ended September 30, 2015, related to investments in and borrowings from variable interest entities for which the Company had a legal right of offset (see Note 13).