FINANCIAL INSTRUMENTS (Summary of Notional Amounts) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Dec. 31, 2014
3.20% Senior Notes due April 2016 [Member]
Derivative [Line Items]
Debt instrument, interest rate	3.20%
Debt instrument, maturity date	Apr. 01, 2016
3.20% Senior Notes due April 2016 [Member] \| Six-Month LIBOR [Member]
Derivative [Line Items]
Floating Rate	2.30%
4.75% Senior Notes due January 2020 [Member]
Derivative [Line Items]
Debt instrument, interest rate	4.75%
Debt instrument, maturity date	Jan. 30, 2020
4.75% Senior Notes due January 2020 [Member] \| One-Month LIBOR [Member]
Derivative [Line Items]
Floating Rate	3.60%
4.70% Senior Notes due April 2021 [Member]
Derivative [Line Items]
Debt instrument, interest rate	4.70%
Debt instrument, maturity date	Apr. 01, 2021
4.70% Senior Notes due April 2021 [Member] \| One-Month LIBOR [Member] \| Minimum [Member]
Derivative [Line Items]
Floating Rate	2.45%
4.70% Senior Notes due April 2021 [Member] \| One-Month LIBOR [Member] \| Maximum [Member]
Derivative [Line Items]
Floating Rate	3.39%
4.25% Senior Notes due April 2024 [Member]
Derivative [Line Items]
Debt instrument, interest rate	4.25%
Debt instrument, maturity date	Apr. 01, 2024
4.25% Senior Notes due April 2024 [Member] \| One-Month LIBOR [Member] \| Minimum [Member]
Derivative [Line Items]
Floating Rate	1.54%
4.25% Senior Notes due April 2024 [Member] \| One-Month LIBOR [Member] \| Maximum [Member]
Derivative [Line Items]
Floating Rate	1.59%
3.50% Senior Notes due March 2025 [Member]
Derivative [Line Items]
Debt instrument, interest rate	3.50%
Debt instrument, maturity date	Mar. 30, 2025
3.50% Senior Notes due March 2025 [Member] \| One-Month LIBOR [Member]
Derivative [Line Items]
Floating Rate	1.44%
Fair Value Hedging [Member]
Derivative [Line Items]
Notional Amount	1,400	$ 1,200
Fair Value Hedging [Member] \| 3.20% Senior Notes due April 2016 [Member]
Derivative [Line Items]
Notional Amount	200	200
Fair Value Hedging [Member] \| 4.75% Senior Notes due January 2020 [Member]
Derivative [Line Items]
Notional Amount	350	350
Fair Value Hedging [Member] \| 4.70% Senior Notes due April 2021 [Member]
Derivative [Line Items]
Notional Amount	400	400
Fair Value Hedging [Member] \| 4.25% Senior Notes due April 2024 [Member]
Derivative [Line Items]
Notional Amount	250	250
Fair Value Hedging [Member] \| 3.50% Senior Notes due March 2025 [Member]
Derivative [Line Items]
Notional Amount	200	$ 0

Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Article 12

-Section 13

-Sentence Column B

+ Details

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Period Type:	instant

- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22(a)(1))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22(a)(2))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Stated rate on an interest rate forward or futures contract.

+ References

No definition available.

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