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Recently Issued Accounting Pronouncements (Details)	9 Months Ended
	Oct. 28, 2017 USD ($)
New Accounting Pronouncements and Changes in Accounting Principles [Abstract]
Cumulative effect on retained earnings from adoption of Accounting Standards Update No. 2016-09	$ 188,000

X

- Definition

Amount of the cumulative effect on retained earnings net of related income tax effect.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 250
-SubTopic 10
-Section 50
-Paragraph 9
-URI http://asc.fasb.org/extlink&oid=64853466&loc=d3e22663-107794

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X

- References

No definition available.

+ Details

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