Note 14 - Summary of Valuation Allowances Against Deferred Tax Assets (Valuation Allowance of Deferred Tax Assets (Details) - USD ($) $ in Thousands	12 Months Ended
Nov. 28, 2015	Nov. 29, 2014	Nov. 30, 2013
Balance	$ 70	$ 1,044	$ 908
Additions charged to expense			$ 136
Deductions reducing expense	$ (70)	$ (974)
Balance		$ 70	$ 1,044

Total of allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 09
-Article 12

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Total of the deductions in a given period to allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs, representing receivables written off as uncollectible and portions of the reserves utilized, respectively.

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