Fair Value Measurements (Narrative) (Details) - USD ($)	3 Months Ended
May 04, 2019	May 05, 2018
Fair Value Disclosures [Abstract]
Long-lived assets, impairment charges	$ 40,000	$ 0
Operating Lease, Impairment Loss	0
Remaining unamortized basis	$ 3,000

The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale).

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section 45
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
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-SubTopic 220
-Section 45
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-Name Accounting Standards Codification
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Name:	us-gaap_ImpairmentOfLongLivedAssetsHeldForUse
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration