Note 15 - Income Taxes - Changes in Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands	12 Months Ended
Feb. 03, 2018	Jan. 28, 2017	Jan. 30, 2016
Beginning balance	$ 26,527	$ 21,045	$ 14,384
Additions based on tax positions related to the current year	1,726	5,536	5,439
Additions for tax provisions of prior years	59	265	1,530
Reductions for tax provisions of prior years	(3,376)
Settlements
Lapse of statute of limitations	(75)	319	(308)
Ending Balance	$ 24,861	$ 26,527	$ 21,045

Amount of increase (decrease) in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.

No definition available.

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- Definition

Amount of unrecognized tax benefits.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 45
-Paragraph 10B
-URI http://asc.fasb.org/extlink&oid=84176650&loc=SL37586934-109318

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-Section 50
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Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
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-URI http://asc.fasb.org/extlink&oid=84230637&loc=SL6600010-109319

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- Definition

Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
-Paragraph 15A
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Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

+ References

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Amount of increase in unrecognized tax benefits resulting from settlements with taxing authorities.

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