Derivative Financial Instruments (Schedule Of Derivative Instruments Fair Value And Balance Sheet Classification) (Details) (Forward exchange contracts [Member], USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Prepaid And Other Current Assets [Member]
Derivative instruments in asset positions, Foreign exchange contracts	$ 682	$ 680
Other Long-Term Assets [Member]
Derivative instruments in asset positions, Foreign exchange contracts	76
Accounts Payable And Accrued Liabilities [Member]
Derivative instruments in liability positions, Foreign exchange contracts	1,492	918
Other Long-Term Liabilities [Member]
Derivative instruments in liability positions, Foreign exchange contracts	$ 230