Accounts Payable, Accrued Liabilities and Guarantees (Details 2) (USD $) In Thousands, unless otherwise specified	9 Months Ended
Sep. 01, 2012	Aug. 27, 2011
Movement in Standard and Extended Product Warranty, Increase (Decrease) [Roll Forward]
Warranty accrual at beginning of period	$ 2,580	$ 3,499
Warranty accrual added through business acquisitions	32	0
Accruals for warranties issued during the period	242	587
Adjustments related to pre-existing warranties	120	50
Settlements made during the period	(631)	(941)
Other adjustments, including currency translation	(36)	(237)
Warranty accrual at end of period	$ 2,307	$ 2,958

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Total liability for standard and extended product warranties acquired in a business acquisition.

+ References

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-Name Accounting Standards Codification

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers. For classified balance sheets, represents the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References

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Total Increase or Decrease in the standard and extended product warranty liability due to currency translation.

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Represents the aggregate decrease in the liability related to payments to satisfy claims for standard and extended product warranties.

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Represents the aggregate Increase or Decrease in the liability during the reporting period for accruals related to preexisting standard and extended product warranties (including adjustments for changes in estimates).

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Represents the aggregate increase in the liability for accruals related to standard and extended product warranties issued during the reporting period.

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