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.

+ References

No definition available.

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- Definition

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

+ References

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=64837297&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=66004124&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.

+ References

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- Definition

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

+ References

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=64837297&loc=SL5624163-113959

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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	Feb. 12, 2016	Sep. 15, 2015	Nov. 22, 2013	Jan. 29, 2017	Jan. 31, 2016
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%
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%
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%
Interest Rate Swap [Member] \| 2.25% Senior Notes Due September 10, 2018 [Member]
Derivative [Line Items]
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]
Derivative, notional amount			$ 500
Derivative, maturity date			Sep. 15, 2020
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				$ 3
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				10
Cross Currency Swap [Member]
Derivative [Line Items]
Derivative, notional amount				626
Cross Currency Swap [Member] \| Other Assets [Member]
Derivative [Line Items]
Asset fair value of cash flow hedge				$ 258