Note 2 - Acquisitions - Summary of Estimated Fair Value of Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Thousands	Aug. 26, 2017	Feb. 25, 2017	Nov. 23, 2016
Goodwill	$ 707,127	$ 697,085
PersonalizationMall.Com [Member]
Current assets			$ 15,100
Property and equipment and other non-current assets			9,200
Goodwill			185,100
Intangible assets			10,400
Total assets acquired			219,800
Accounts payable and other liabilities			(30,400)
Total net assets acquired			$ 189,400

Total amount of assets including goodwill acquired at the acquisition date.

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- Definition

The amount of property, plant, and equipment recognized and other assets expected to be realized or consumed after one year or the normal operating cycle, if longer, acquired at the acquisition date.

+ References

No definition available.

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- Definition

Amount of assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer, acquired at the acquisition date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 20
-Section 50
-Paragraph 1
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- Definition

Amount of intangible assets, excluding goodwill, acquired at the acquisition date.

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Amount of liabilities assumed at the acquisition date.

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- Definition

Amount recognized for assets, including goodwill, in excess of (less than) the aggregate liabilities assumed.

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- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
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