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Nature of Operations and Basis of Presentation (Schedule of Prior Period Reclassification) (Details) - USD ($) $ in Thousands	9 Months Ended
	Oct. 28, 2018	Oct. 29, 2017
Net cash used in investing activities	$ (46,317)	$ (43,909)
As previously reported [Member]
Net cash used in investing activities		(44,643)
Reclassification based on adoption of ASC 230 [Member]
Net cash used in investing activities		$ 734

X

- Definition

Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 24
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3521-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 26
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3574-108585

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X

- Details

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- Details

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