NOTES PAYABLE, LONG-TERM DEBT AND AVAILABLE CREDIT FACILITIES (Tables)

12 Months Ended

Dec. 31, 2017

Debt Disclosure [Abstract]

Schedule of notes payable

Notes Payable at Dec 31
In millions	2017			2016
Commercial paper	$	231		$	—
Notes payable to banks and other lenders	253			225
Notes payable to related companies	—			44
Notes payable trade	—			3
Total notes payable	$	484		$	272
Year-end average interest rates	4.42		%	4.60		%

Schedule of long-term debt

Long-Term Debt at Dec 31	2017 Average Rate		2017			2016 Average Rate		2016
In millions
Promissory notes and debentures:
Final maturity 2017	—	%	$	—		6.06	%	$	442
Final maturity 2018	5.78	%	339			5.78	%	339
Final maturity 2019	8.55	%	2,122			8.55	%	2,122
Final maturity 2020	4.46	%	1,547			4.46	%	1,547
Final maturity 2021	4.71	%	1,424			4.72	%	1,424
Final maturity 2022 1	3.50	%	1,373			3.50	%	1,371
Final maturity 2023 and thereafter	6.00	%	7,182			5.98	%	7,199
Other facilities:
U.S. dollar loans, various rates and maturities	2.44	%	4,564			1.60	%	4,595
Foreign currency loans, various rates and maturities	3.00	%	814			3.42	%	882
Medium-term notes, varying maturities through 2025 1	3.20	%	873			3.18	%	905
Tax-exempt bonds, varying maturities through 2038	5.66	%	343			5.66	%	343
Capital lease obligations			282					295
Unamortized debt discount and issuance costs			(346		)			(373		)
Long-term debt due within one year 2			(752		)			(635		)
Long-term debt			$	19,765				$	20,456

1. Prior year data has been updated to conform with the current year presentation.

2. Presented net of current portion of unamortized debt issuance costs.

Schedule of maturities of long-term debt

Maturities of Long-Term Debt for Next Five Years at Dec 31, 2017 1
In millions
2018	$	752
2019	$	6,935
2020	$	1,831
2021	$	1,573
2022	$	1,497

1. Assumes the option to extend a term loan facility related to the DCC Transaction will be exercised.

Schedule of committed and available credit facilities

The following table summarizes the Company's credit facilities:

Committed and Available Credit Facilities at Dec 31, 2017
In millions	Effective Date	Committed Credit		Credit Available		Maturity Date	Interest
Five Year Competitive Advance and Revolving Credit Facility	March 2015	$	5,000	$	5,000	March 2020	Floating rate
Bilateral Revolving Credit Facility	August 2015	100		100		March 2018	Floating rate
Bilateral Revolving Credit Facility	August 2015	100		100		March 2020	Floating rate
Bilateral Revolving Credit Facility	August 2015	280		280		March 2020	Floating rate
Bilateral Revolving Credit Facility	August 2015	100		100		March 2020	Floating rate
Bilateral Revolving Credit Facility	August 2015	100		100		March 2020	Floating rate
Bilateral Revolving Credit Facility	August 2015	200		200		March 2020	Floating rate
Bilateral Revolving Credit Facility	May 2016	200		200		May 2018	Floating rate
Bilateral Revolving Credit Facility	July 2016	200		200		July 2018	Floating rate
Bilateral Revolving Credit Facility	August 2016	100		100		August 2018	Floating rate
DCC Term Loan Facility	February 2016	4,500		—		December 2019	Floating rate
Total Committed and Available Credit Facilities		$	10,880	$	6,380