Warranty Costs (Schedule Of Reconciliation Of The Changes In Accrued Warranty Costs) (Details) (USD $) In Thousands	3 Months Ended	9 Months Ended
Oct. 01, 2011	Oct. 02, 2010	Oct. 01, 2011	Oct. 02, 2010
Warranty Costs [Abstract]
Beginning balance	$ 40,948	$ 13,086	$ 12,831	$ 13,298
Deduct: Payments	(5,818)	(3,293)	(11,650)	(10,194)
Add: Provision	2,534	3,050	36,409	9,687
Acquisitions	3,897	117	3,897	135
Translation Adjustments	(117)	42	(43)	76
Ending balance	$ 41,444	$ 13,002	$ 41,444	$ 13,002

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Amount as of the balance sheet date of the aggregate standard product warranty liability. Does not include the balance for the extended product warranty liability.

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Liability for a standard product warranty acquired in a business acquisition. Does not include any liability for an extended warranty acquired in a business acquisition.

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Increase or Decrease in standard product warranty liability due to currency translation. Does not include any Increase or Decrease in an extended product warranty liability due to currency translation.

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Represents the aggregate decrease in the liability for payments made (in cash or in kind) to satisfy claims under the terms of the standard product warranty. Does not include any Increase or Decrease in the liability for payments related to extended product warranties.

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Represents the aggregate increase in the liability for accruals related to standard product warranties issued during the reporting period. Does not include any increase in the liability for accruals related to extended product warranties.

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