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DEBT (Narrative) (Details) - USD ($) $ in Millions | 1 Months Ended | 9 Months Ended
--- | --- | ---
Apr. 30, 2015 | Mar. 31, 2015 | Sep. 30, 2015
Debt Instrument [Line Items] |  |  |
Unamortized discount |  |  | $ 17
Other Income (Expense), Net [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Pre tax losses on extinguishment of debt |  |  | $ 144
2015 Senior Notes [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument, face amount |  | $ 1,200 |
Debt issuance cost |  | 11 |
2.50% Senior Notes due March 2020 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument, face amount |  | $ 300 |
Debt instrument, interest rate |  | 2.50% | 2.50%
Unamortized discount |  | $ 1 |
3.50% Senior Notes due March 2025 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument, face amount |  | $ 600 |
Debt instrument, interest rate |  | 3.50% | 3.50%
4.70% Senior Notes due March 2045 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument, face amount |  | $ 300 |
Debt instrument, interest rate |  | 4.70% | 4.70%
6.95% Senior Notes due July 2037 and 5.75% Senior Notes due January 2040 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Extinguishment of debt, amount |  | $ 250 |
6.95% Senior Notes Due 2037 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument, interest rate |  |  | 6.95%
Extinguishment of debt, amount |  | 176 |
5.75% Senior Notes Due 2040 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument, interest rate |  |  | 5.75%
Extinguishment of debt, amount |  | $ 74 |
5.45% Senior Notes Due 2015 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument, interest rate | 5.45% |  | 5.45%
3.20% Senior Notes Due 2016 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument, interest rate | 3.20% |  | 3.20%
Extinguishment of debt, amount | $ 150 |  |
6.40% Senior Notes Due 2017 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument, interest rate | 6.40% |  | 6.40%

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- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=34725769&loc=d3e28878-108400 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399 + Details
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