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Employee Benefit Plans (Schedule Of Assumptions Used To Develop Periodic Expense) (Details)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Retirement Plan [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Discount rate - Retirement Plan 3.87% 4.19% 5.30%
Salary scale increases 3.50% 3.50% 4.00%
Long-term rate of return on assets - Retirement Plan 7.50% 8.00% 8.00%
Supplemental Retirement Plans [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Salary scale increases 0.00% 0.00% 5.00%