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Goodwill And Intangible Assets (Narrative) (Details) (USD $)
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Dec. 31, 2013
Goodwill [Line Items]          
Impairment of intangible assets excluding goodwill $ 0 $ 0 $ 0 $ 0  
Amortization expense 710,000 339,000 1,719,000 1,017,000  
Impairment charge $ 0 $ 0 $ 0 $ 0 $ 0
Minimum [Member]
         
Goodwill [Line Items]          
Intangible assets, estimated useful lives     2 years    
Maximum [Member]
         
Goodwill [Line Items]          
Intangible assets, estimated useful lives     25 years