Income Taxes [Abstract]

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- Definition

Amount of interest expense for an underpayment of income taxes, net of reversals for previously recorded amounts.

+ References

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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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- Definition

Tax year being audited in the income tax examination, in CCYY format.

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Tax year that remains open to examination under enacted tax laws, in CCYY format.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 15
-Subparagraph (e)
-URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32718-109319

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- Definition

The amount of the unrecognized tax benefit of a position taken for which it is reasonably possible that the total amount thereof will significantly increase or decrease within twelve months of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 15
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32718-109319

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- Definition

Amount of interest expense accrued for an underpayment of income taxes.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 15
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32718-109319

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- Definition

The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 15A
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=65882285&loc=SL6600010-109319

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Income Taxes (Details Textuals 1) - USD ($) $ in Millions	12 Months Ended
Income Taxes (Details Textuals 1) - USD ($) $ in Millions	Feb. 03, 2017	Jan. 29, 2016	Jan. 30, 2015
Unrecognized Tax Benefits
Unrecognized tax benefits that would impact effective tax rate	$ 5	$ 2
Interest income (expense) recognized on uncertain tax positions	(2)	1	$ 1
Accrued interest on uncertain tax positions	3	$ 1
Potential reduction to unrecognized tax benefits within the next 12 months	$ 3
Canada Revenue Agency [Member] \| Earliest Tax Year [Member]
Income Taxes
Years under taxing authority examination	2011
Canada Revenue Agency [Member] \| Latest Tax Year [Member]
Income Taxes
Years under taxing authority examination	2012
US state audits [Member] \| Earliest Tax Year [Member]
Income Taxes
Years under taxing authority examination	2008
US state audits [Member] \| Latest Tax Year [Member]
Income Taxes
Years under taxing authority examination	2015
Foreign Country [Member] \| Earliest Tax Year [Member]
Income Taxes
Years subject to income tax examinations	2007
Foreign Country [Member] \| Latest Tax Year [Member]
Income Taxes
Years subject to income tax examinations	2015