VARIABLE INTEREST ENTITIES AND PREFERRED SECURITIES OF SUBSIDIARIES (Tables)
 9 Months Ended
Sep. 30, 2017
2006 Financing Entities  
Activity Between Company And Entities [Table Text Block]
Activity between the Company and the 2015 Financing Entities was as follows:
 
Three Months Ended
September 30,
 
Nine Months Ended
September 30,
In millions
2017
 
2016
 
2017
 
2016
Revenue (a)
$
24

 
$
24

 
$
71

 
$
71

Expense (a)
32

 
32

 
96

 
96

Cash receipts (b)
48

 
47

 
95

 
76

Cash payments (c)
64

 
64

 
128

 
98

 
(a)
The revenue and expense are included in Interest expense, net in the accompanying statement of operations.
(b)
The cash receipts are interest received on the Financial assets of special purpose entities.
(c)
The cash payments represent interest paid on Nonrecourse financial liabilities of special purpose entities.
2007 Financing Entities  
Activity Between Company And Entities [Table Text Block]
Activity between the Company and the 2007 Financing Entities was as follows: 
 
Three Months Ended
September 30,
 
Nine Months Ended
September 30,
In millions
2017
 
2016
 
2017
 
2016
Revenue (a)
$
12

 
$
8

 
$
35

 
$
26

Expense (b)
13

 
10

 
36

 
26

Cash receipts (c)
7

 
4

 
19

 
10

Cash payments (d)
10

 
7

 
28

 
19

 
(a)
The revenue is included in Interest expense, net in the accompanying statement of operations and includes approximately $5 million and $14 million for the three and nine months ended September 30, 2017 and 2016, respectively, of accretion income for the amortization of the purchase accounting adjustment on the Financial assets of special purpose entities.
(b)
The expense is included in Interest expense, net in the accompanying statement of operations and includes approximately $2 million and $5 million for the three and nine months ended September 30, 2017 and 2016, respectively, of accretion expense for the amortization of the purchase accounting adjustment on the Nonrecourse financial liabilities of special purpose entities.
(c)
The cash receipts are interest received on the Financial assets of special purpose entities.
(d)
The cash payments are interest paid on Nonrecourse financial liabilities of special purpose entities.