Business Combinations: Business Combinations: (Pro Forma Information) (Details) - Southern Tide - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
Jan. 28, 2017	Jan. 30, 2016
Business Acquisition [Line Items]
Net sales	$ 1,034,369	$ 1,007,330
(Loss) earnings from continuing operations before income taxes	92,212	95,963
(Loss) earnings from continuing operations	$ 58,035	$ 58,609
Basic (in usd per share)	$ 3.51	$ 3.59
Diluted (in usd per share)	$ 3.49	$ 3.57

Business Acquisition, Pro Forma Income (Loss) from Continuing Operations, before Tax

No definition available.

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- Definition

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.

+ References

No definition available.

+ Details

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- Definition

Per basic share amount of pro forma income from continuing operations, after tax, as if the business combination had been completed at the beginning of a period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(2)-(3)
-URI http://asc.fasb.org/extlink&oid=65885119&loc=d3e1392-128463

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- Definition

Per diluted share amount of pro forma income from continuing operations, after tax, as if the business combination had been completed at the beginning of a period.

+ References

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- Definition

Amount after tax of pro forma income from continuing operations as if the business combination had been completed at the beginning of a period.

+ References

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- Definition

The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

+ References

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