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

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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No definition available.

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- 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

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The percentage points added to the reference rate to compute the variable rate on the interest rate derivative.

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No definition available.

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- Definition

The effective portion of losses on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624171-113959

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 10A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=36458714&loc=SL7669646-108580

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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- Definition

Date the derivative contract matures, in CCYY-MM-DD format.

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No definition available.

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- Definition

Fair value as of the balance sheet date of all foreign currency derivative assets designated as cash flow hedging instruments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4B
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624163-113959

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- Definition

Fair value as of the balance sheet date of all interest rate derivative liabilities designated as cash flow hedging instruments.

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- Definition

Fair value as of the balance sheet date of all derivative assets designated as interest rate fair value hedging instruments.

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Debt (Derivatives) (Narrative) (Details) - USD ($) $ in Millions		1 Months Ended	12 Months Ended
	Sep. 15, 2015	Nov. 30, 2013	Jan. 31, 2016	Nov. 22, 2013
3.35% Senior Notes Due September 15, 2025 [Member]
Derivative [Line Items]
Stated Percentage Interest Rate of Long-Term Debt	3.35%		3.35%
2.25% Senior Notes due September 10, 2018 [Member]
Derivative [Line Items]
Stated Percentage Interest Rate of Long-Term Debt			2.25%
2.25% Senior Notes due September 10, 2018 [Member] \| London Interbank Offered Rate (LIBOR) [Member]
Derivative [Line Items]
Derivative, basis point spread on variable rate			0.88%
3.95% Senior Notes due September 15, 2020 [Member]
Derivative [Line Items]
Stated Percentage Interest Rate of Long-Term Debt			3.95%
3.95% Senior Notes due September 15, 2020 [Member] \| London Interbank Offered Rate (LIBOR) [Member]
Derivative [Line Items]
Derivative, basis point spread on variable rate			1.83%
5.40% Senior Notes due March 1, 2016 [Member]
Derivative [Line Items]
Stated Percentage Interest Rate of Long-Term Debt			5.40%
5.40% Senior Notes due March 1, 2016 [Member] \| London Interbank Offered Rate (LIBOR) [Member]
Derivative [Line Items]
Derivative, basis point spread on variable rate			3.00%
Floating Rate Senior Notes Due September 15, 2017 [Member] \| London Interbank Offered Rate (LIBOR) [Member]
Derivative [Line Items]
Debt instrument, basis point spread on variable rate	0.37%
Interest Rate Swap [Member] \| 2.25% Senior Notes due September 10, 2018 [Member]
Derivative [Line Items]
Stated Percentage Interest Rate of Long-Term Debt				2.25%
Derivative, notional amount				$ 500
Derivative, maturity date		Sep. 10, 2018
Interest Rate Swap [Member] \| 3.95% Senior Notes due September 15, 2020 [Member]
Derivative [Line Items]
Stated Percentage Interest Rate of Long-Term Debt				3.95%
Derivative, notional amount				$ 500
Derivative, maturity date		Sep. 15, 2020
Interest Rate Swap [Member] \| 5.40% Senior Notes due March 1, 2016 [Member]
Derivative [Line Items]
Derivative, notional amount			$ 500
Derivative, maturity date			Mar. 01, 2016
Interest Rate Swap [Member] \| February 2016 Issuance [Member]
Derivative [Line Items]
Derivative, notional amount			$ 1,000
Loss on forward starting interest rate swaps			89
Interest Rate Swap [Member] \| Other Assets [Member] \| 2.25% Senior Notes due September 10, 2018 [Member]
Derivative [Line Items]
Asset fair value of interest rate swap agreements			9
Interest Rate Swap [Member] \| Other Assets [Member] \| 3.95% Senior Notes due September 15, 2020 [Member]
Derivative [Line Items]
Asset fair value of interest rate swap agreements			25
Interest Rate Swap [Member] \| Other Current Assets [Member] \| 5.40% Senior Notes due March 1, 2016 [Member]
Derivative [Line Items]
Asset fair value of interest rate swap agreements			9
Interest Rate Swap [Member] \| Other Noncurrent Liabilities [Member] \| February 2016 Issuance [Member]
Derivative [Line Items]
Liability fair value of forward starting interest rate swaps			82
Cross Currency Swap [Member]
Derivative [Line Items]
Derivative, notional amount			676
Cross Currency Swap [Member] \| Other Assets [Member]
Derivative [Line Items]
Asset fair value of cash flow hedge			$ 170