BORROWINGS Part 1 (Details) Schedule of Long-term Debt Instruments - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2016	Dec. 31, 2015
Debt Instrument [Line Items]
Total Borrowings	$ 7,078	$ 7,008
Borrowings due within one year	513	431
Long-term borrowings	6,565	6,577
2.4% notes due June 2017 [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 998	998
Debt Instrument, Interest Rate, Stated Percentage	2.40%
Debt Instrument, Maturity Date	Jun. 30, 2017
6.30% notes due November 2018 [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 165	166
Debt Instrument, Interest Rate, Stated Percentage	6.30%
Debt Instrument, Maturity Date	Nov. 30, 2018
5.5% notes due November 2019 [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 249	249
Debt Instrument, Interest Rate, Stated Percentage	5.50%
Debt Instrument, Maturity Date	Nov. 30, 2019
2.7% notes due January 2020 [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 795	794
Debt Instrument, Interest Rate, Stated Percentage	2.70%
Debt Instrument, Maturity Date	Jan. 31, 2020
4.5% notes due January 2021 [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 249	249
Debt Instrument, Interest Rate, Stated Percentage	4.50%
Debt Instrument, Maturity Date	Jan. 31, 2021
3.6% notes due August 2022 [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 894	896
Debt Instrument, Interest Rate, Stated Percentage	3.60%
Debt Instrument, Maturity Date	Aug. 31, 2022
7 1/4% debentures due January 2024 [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 244	244
Debt Instrument, Interest Rate, Stated Percentage	7.25%
Debt Instrument, Maturity Date	Jan. 31, 2024
7 5/8% debentures due June 2024 [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 54	54
Debt Instrument, Interest Rate, Stated Percentage	7.625%
Debt Instrument, Maturity Date	Jun. 30, 2024
3.8% notes due March 2025 [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 791	791
Debt Instrument, Interest Rate, Stated Percentage	3.80%
Debt Instrument, Maturity Date	Mar. 31, 2025
7.60% debentures due February 2027 [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 222	222
Debt Instrument, Interest Rate, Stated Percentage	7.60%
Debt Instrument, Maturity Date	Feb. 28, 2027
4.8% notes due September 2042 [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 492	492
Debt Instrument, Interest Rate, Stated Percentage	4.80%
Debt Instrument, Maturity Date	Sep. 30, 2042
4.65% notes due October 2044 [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 869	869
Debt Instrument, Interest Rate, Stated Percentage	4.65%
Debt Instrument, Maturity Date	Oct. 31, 2044
Credit Facilities and commercial paper [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 1,052	980
Capital Lease Obligations [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 4	$ 4

Contractual interest rate for funds borrowed, under the debt agreement.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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