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Accrued Expenses And Other Current Liabilities (Schedule Of Accrued Expenses And Other Current Liabilities) (Details) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2014
Dec. 31, 2013
Jun. 30, 2013
Payables and Accruals [Abstract]      
Employee compensation and benefits $ 23,417 $ 18,583 $ 23,498
Current portion of accrued warranty 13,548 11,731 10,755
Sales rebates 6,600 4,773 6,224
Current portion of contingent consideration related to acquisitions 1,964 3,462 4,806
Other 12,847 8,873 12,122
Accrued expenses and other current liabilities $ 58,376 $ 47,422 $ 57,405