Fair Value Measurements (Schedule Of Level 2 Financial Assets And Liabilities Measured On A Recurring Basis) (Details) - Impaired Loans [Member] - Fair Value, Measurements, Nonrecurring [Member] - Level 3 [Member] - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Fair Value Measurement On Nonrecurring Basis Asset And Liabilities Value [Roll Forward]
Beginning balance	$ 8,482	$ 6,517
Loans classified as impaired during the period	0	799
Specific valuation allowance allocations	0	0
Fair Value	0	799
(Additional) reduction in specific valuation allowance allocations	0	(22)
Paydowns, payoffs, other activity	(3,115)	(172)
Ending balance	$ 5,367	$ 7,122