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Commitments And Contingent Liabilities (Schedule Of Estimated Product Warranty Liability) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Apr. 01, 2012
Commitments And Contingent Liabilities [Abstract]  
Balance-December 31, 2011 $ 7,935
Accruals for warranties issued in 2012 22
Settlements (cash and in kind) (15)
Accruals related to pre-existing warranties (1,252) [1]
Balance-April 1, 2012 $ 6,690
[1] Including those related to divested businesses. See Note 15, "Divestiture-related activities" for additional information.