DEBT (Long-Term Debt) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Dec. 31, 2014
Debt Instrument [Line Items]
Total long-term debt	$ 4,731us-gaap_LongTermDebt	$ 3,762us-gaap_LongTermDebt
Less: current portion of long-term debt	1,043us-gaap_LongTermDebtCurrent	518us-gaap_LongTermDebtCurrent
Total long-term debt, net of current portion	3,688us-gaap_LongTermDebtNoncurrent	3,244us-gaap_LongTermDebtNoncurrent
5.45% Senior Notes Due 2015 [Member]
Debt Instrument [Line Items]
Total long-term debt	500	500
Debt instrument, interest rate	5.45%
Debt instrument, maturity date	Nov. 01, 2015
3.20% Senior Notes Due 2016 [Member]
Debt Instrument [Line Items]
Total long-term debt	304	304
Debt instrument, interest rate	3.20%
Debt instrument, maturity date	Apr. 01, 2016
6.40% Senior Notes Due 2017 [Member]
Debt Instrument [Line Items]
Total long-term debt	375	375
Debt instrument, interest rate	6.40%
Debt instrument, maturity date	Jul. 01, 2017
2.70% Senior Notes due April 2019 [Member]
Debt Instrument [Line Items]
Total long-term debt	300	300
Debt instrument, interest rate	2.70%
Debt instrument, maturity date	Apr. 01, 2019
4.75% Senior Notes due January 2020 [Member]
Debt Instrument [Line Items]
Total long-term debt	526	524
Debt instrument, interest rate	4.75%
Debt instrument, maturity date	Jan. 30, 2020
2.50% Senior Notes due March 2020 [Member]
Debt Instrument [Line Items]
Total long-term debt	299	0
Debt instrument, interest rate	2.50%
Debt instrument, maturity date	Mar. 30, 2020
4.70% Senior Notes Due 2021 [Member]
Debt Instrument [Line Items]
Total long-term debt	557	549
Debt instrument, interest rate	4.70%
Debt instrument, maturity date	Apr. 01, 2021
4.25% Senior Notes due April 2024 [Member]
Debt Instrument [Line Items]
Total long-term debt	318	311
Debt instrument, interest rate	4.25%
Debt instrument, maturity date	Apr. 01, 2024
3.50% Senior Notes due March 2025 [Member]
Debt Instrument [Line Items]
Total long-term debt	602	0
Debt instrument, interest rate	3.50%
Debt instrument, maturity date	Mar. 30, 2025
6.95% Senior Notes Due 2037 [Member]
Debt Instrument [Line Items]
Total long-term debt	246	421
Debt instrument, interest rate	6.95%
Debt instrument, maturity date	Jul. 01, 2037
5.75% Senior Notes Due 2040 [Member]
Debt Instrument [Line Items]
Total long-term debt	368	439
Debt instrument, interest rate	5.75%
Debt instrument, maturity date	Jan. 30, 2040
4.70% Senior Notes due March 2045 [Member]
Debt Instrument [Line Items]
Total long-term debt	300	0
Debt instrument, interest rate	4.70%
Debt instrument, maturity date	Mar. 30, 2045
Other Long-term Debt [Member]
Debt Instrument [Line Items]
Other	$ 36	$ 39

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

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- Definition

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

+ References

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- Definition

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ 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)

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

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.16)

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-03.16)

-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 20, 22

-Article 5

+ Details

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Amount of long-term debt, after unamortized discount or premium, scheduled to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Carrying amount of long-term debt, net of unamortized discount or premium, excluding amounts to be repaid within one year or the normal operating cycle, if longer (current maturities). Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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- Definition

Including both current and noncurrent portions, carrying amount as of the balance sheet date of other forms of debt not elsewhere specified in the taxonomy with initial maturities beyond one year or beyond the normal operating cycle, if longer.

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