Summary Of Significant Accounting Policies (Major Customers And Concentration Of Credit Risk) (Narrative) (Details)	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013
Summary Of Significant Accounting Policies [Abstract]
Maximum percentage of revenue for a single major customer	10.00%	10.00%

Maximum percentage of revenue for a single major customer.

No definition available.

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