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Accrued Liabilities (Summary Of Warranty Liabilities) (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Product Warranty Liability [Line Items]    
Balance at beginning of period $ 16,379 $ 19,198
Expense 6,190 6,759
Changes due to acquisitions/divestitures (498) 11
Payments / deductions (11,426) (9,545)
Currency translation 73 (44)
Balance at end of period $ 10,718 $ 16,379