Accounting for Share-Based Payments (Details) - $ / shares	12 Months Ended
Feb. 03, 2017	Jan. 29, 2016	Jan. 30, 2015
Assumptions used:
Weighted-average expected volatility	24.00%	31.30%	34.20%
Weighted-average dividend yield	1.66%	1.69%	1.73%
Weighted-average risk-free interest rate	1.42%	1.99%	2.26%
Weighted-average expected term	6 years 5 months 9 days	7 years	7 years
Stock options granted, weighted-average grant-date fair value per share	$ 15.00	$ 20.27	$ 17.00

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- Definition

The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term.

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- Definition

The risk-free interest rate assumption that is used in valuing an option on its own shares.

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- Definition

Weighted average expected volatility rate of share-based compensation awards.

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- Definition

The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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- Definition

Expected term of share-based compensation awards, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (f)(2)(i)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 14.D.2)
-URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809

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