v2.4.0.6

Stock-Based Compensation (Stock Options Outstanding And Exercisable) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Apr. 28, 2012
$8.19 To $13.36 Exercise Price [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options outstanding and exercisable, Number of shares	499
Options outstanding and exercisable, Remaining life	1 year 8 months 19 days
Options outstanding and exercisable, Exercise price	$ 11.29
Exercise price range, lower range limit	$ 8.19
Exercise price range, upper range limit	$ 13.36
$13.37 To $13.91 Exercise Price [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options outstanding and exercisable, Number of shares	493
Options outstanding and exercisable, Remaining life	3 years 6 months 18 days
Options outstanding and exercisable, Exercise price	$ 13.84
Exercise price range, lower range limit	$ 13.37
Exercise price range, upper range limit	$ 13.91
$13.92 To $14.35 Exercise Price [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options outstanding and exercisable, Number of shares	513
Options outstanding and exercisable, Remaining life	2 years 9 months 11 days
Options outstanding and exercisable, Exercise price	$ 14.29
Exercise price range, lower range limit	$ 13.92
Exercise price range, upper range limit	$ 14.35
$14.36 To $16.43 Exercise Price [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options outstanding and exercisable, Number of shares	454
Options outstanding and exercisable, Remaining life	2 years 11 months 12 days
Options outstanding and exercisable, Exercise price	$ 14.94
Exercise price range, lower range limit	$ 14.36
Exercise price range, upper range limit	$ 16.43
$8.19 To $16.43 Exercise Price [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options outstanding and exercisable, Number of shares	1,959
Options outstanding and exercisable, Remaining life	2 years 8 months 27 days
Options outstanding and exercisable, Exercise price	$ 13.56
Exercise price range, lower range limit	$ 8.19
Exercise price range, upper range limit	$ 16.43

X

- Definition

Share based compensation arrangement by share based payment award options outstanding and exercisable, number.

+ References

No definition available.

+ Details

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X

- Definition

Share based compensation arrangement by share based payment award options outstanding and exercisable weighted average exercise price.

+ References

No definition available.

+ Details

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X

- Definition

hare based compensation arrangement by share based payment award options outstanding and exercisable weighted average remaining contractual term.

+ References

No definition available.

+ Details

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X

- Definition

The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 123R

-Paragraph 64

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (g)

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

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X

- Definition

The ceiling of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 123R

-Paragraph 64

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (g)

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

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