Shareholders' Equity (Details 3) (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended
Feb. 01, 2014
Restricted share and restricted share unit awards
Shareholders Equity
Unrecognized compensation expense related to unvested share-based restricted stock awards and the unvested restricted share units (in dollars)	$ 1.4
Restricted share units \| Fiscal 2012
Shareholders Equity
Number of Shares	56,521
Average Market Price on Date of Grant (in dollars per share)	$ 47
Stock options
Shareholders Equity
Term of option	10 years
Percentage of options that vested and became exercisable on each anniversary from the date of grant	20.00%
Non employee director \| Restricted share and restricted share unit awards \| Maximum
Shareholders Equity
Number of Shares	100,000

The period of time, from the grant date until the time at which the share-based award expires.

No definition available.

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- Definition

Represents the percentage of stock options that vested and became exercisable on each anniversary from the date of grant.

+ References

No definition available.

+ Details

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- Definition

Unrecognized cost of unvested share-based awards, other than options, awarded to employees as compensation.

+ References

No definition available.

+ Details

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- Definition

The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ 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 (c)(2)(iii)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

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- Definition

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

+ 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 (c)(2)(i)-(ii)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

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- Details

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