Note 11 - Financial Instruments - Swaps Outstanding (Details) $ in Thousands	12 Months Ended
Nov. 28, 2015 USD ($)
Cross Currency Interest Rate Contract [Member] \| Currency Swap 1 [Member]
Fiscal Year of Expiration	2017
Interest rate minimum	3.05%
Derivative, Notional Amount	$ 44,912
Foreign Currency Cash Flow Hedge Asset at Fair Value	$ 2,055
Interest rate maximum	3.9145%
Cross Currency Interest Rate Contract [Member] \| Currency Swap 2 [Member]
Fiscal Year of Expiration	2018
Interest rate minimum	3.45%
Derivative, Notional Amount	$ 44,912
Foreign Currency Cash Flow Hedge Asset at Fair Value	$ 1,772
Interest rate maximum	4.5374%
Cross Currency Interest Rate Contract [Member] \| Currency Swap 3 [Member]
Fiscal Year of Expiration	2019
Interest rate minimum	3.80%
Derivative, Notional Amount	$ 44,912
Foreign Currency Cash Flow Hedge Asset at Fair Value	$ 1,557
Interest rate maximum	5.053%
Cross Currency Interest Rate Contract [Member]
Derivative, Notional Amount	$ 134,736
Foreign Currency Cash Flow Hedge Asset at Fair Value	5,384
Foreign Currency Cash Flow Hedge Asset at Fair Value	$ 5,384

Year of expiration for the foreign currency cash flow hedge.

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- Definition

Maximum interest rate a foreign currency cash flow hedge.

+ References

No definition available.

+ Details

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- Definition

Minimum interest rate a foreign currency cash flow hedge.

+ References

No definition available.

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- Definition

Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12
-Section 13
-Sentence Column B

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- Definition

Fair value as of the balance sheet date of all foreign currency derivative assets designated as cash flow hedging instruments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4B
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624163-113959

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