Annual report pursuant to Section 13 and 15(d)

Accumulated Other Comprehensive Income (Components Of Accumulated Other Comprehensive Income) (Details)

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Accumulated Other Comprehensive Income (Components Of Accumulated Other Comprehensive Income) (Details) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Accumulated Other Comprehensive Income (Loss), Net of Tax, Beginning Balance $ 5,711    
Other comprehensive income before reclassifications 1,367    
Amounts reclassified from other comprehensive income (515)    
Net current period other comprehensive income (loss) 852 2,967 1,119
Accumulated Other Comprehensive Income (Loss), Net of Tax, Ending Balance 6,563 5,711  
Foreign Currency Translation Adjustments [Member]
      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Accumulated Other Comprehensive Income (Loss), Net of Tax, Beginning Balance 5,880    
Other comprehensive income before reclassifications 1,294    
Net current period other comprehensive income (loss) 1,294    
Accumulated Other Comprehensive Income (Loss), Net of Tax, Ending Balance 7,174    
Unrealized Gains (Losses) on Cash Flow Hedges [Member]
      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Accumulated Other Comprehensive Income (Loss), Net of Tax, Beginning Balance (169)    
Other comprehensive income before reclassifications 73    
Amounts reclassified from other comprehensive income (515)    
Net current period other comprehensive income (loss) (442)    
Accumulated Other Comprehensive Income (Loss), Net of Tax, Ending Balance $ (611)