Income Taxes (Schedule Of Reconciliation Of Income Taxes) (Details)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Income Tax Disclosure [Abstract]
Statutory Federal income tax rate	35.00%	35.00%	35.00%
State tax, net of Federal income tax	3.50%	4.40%	4.40%
Tax-exempt income	(2.50%)	(3.20%)	(3.00%)
Tax credits	(0.80%)	(1.80%)	(1.10%)
Nondeductible merger expenses	1.20%	1.00%	0.10%
BOLI	(1.60%)	(0.80%)	(0.90%)
Other	0.70%	0.30%	(0.10%)
Effective income tax rate	35.50%	34.90%	34.40%