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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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)
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- Definition

The amount of net gains or losses on foreign currency cash flow hedges reclassified during the period to earnings from accumulated other comprehensive income upon the hedged transaction affecting earnings.

+ 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 (c)
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- Definition

The estimated net amount of unrealized gains or losses on foreign currency cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (c)
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- Definition

The net gain (loss) during the reporting period due to ineffectiveness in foreign currency cash flow hedges. Recognized in earnings.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
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Maximum amount of time remaining before foreign currency exchange rate derivatives mature or expire, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount of net unrealized gain (loss) related to the change in fair value of foreign currency exchange rate derivatives designated as cash flow hedging instruments. Recorded in accumulated other comprehensive income to the extent that the cash flow hedge is determined to be effective.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Derivative Instruments (Foreign Exchange Contracts - Cash Flow Hedging Disclosure) (Details) CAD in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Oct. 28, 2017 USD ($)	Oct. 29, 2016 USD ($)	Oct. 28, 2017 USD ($)	Oct. 29, 2016 USD ($)	Oct. 28, 2017 CAD	Oct. 28, 2017 USD ($)	Jan. 28, 2017 USD ($)
Unrealized Gain (Loss) on Foreign Currency Derivatives, Net, before Tax	$ 11	$ 10	$ (8)	$ (1)
Foreign Currency Cash Flow Hedge Asset at Fair Value		26		26		$ 15	$ 18
Cost of Goods Sold, Buying and Occupancy [Member]
Foreign Currency Cash Flow Hedge Gain (Loss) Reclassified to Earnings, Net	0	0	(3)	0
Other Income (Loss) [Member]
Foreign Currency Cash Flow Hedge Gain (Loss) Reclassified to Earnings, Net	$ (4)	(4)	3	5
Cash Flow Hedging [Member]
Derivative, Notional Amount		362		362		379	360
Cash Flow Hedging [Member] \| Currency Swap [Member]
Derivative, Notional Amount \| CAD					CAD 170
Gain (Loss) on Foreign Currency Cash Flow Hedge Ineffectiveness			0
Cash Flow Hedging [Member] \| Foreign Exchange Contract [Member]
Derivative, Remaining Maturity	18 months
Gain (Loss) on Foreign Currency Cash Flow Hedge Ineffectiveness			$ 0
Foreign Currency Cash Flow Hedge Gain (Loss) to be Reclassified During Next 12 Months						3
Other Current Assets [Member]
Foreign Currency Cash Flow Hedge Asset at Fair Value		$ 6		$ 6		14	$ 18
Fixed Rate 8.50% Notes Due June 2019 [Member] \| Fair Value Hedging [Member] \| Interest Rate Swap [Member]
Derivative, Notional Amount						$ 300