Income Taxes (Tax Effects Of Temporary Differences That Give Rise To Significant Portions Of The Deferred Tax Assets And Deferred Tax Liabilities) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Deferred tax assets:
Allowance for loan losses	$ 10,302	$ 10,387
Capitalized leases	369	492
Deferred compensation	2,577	2,500
Accrued salaries	950	737
Postretirement benefits	523	539
Equity awards	2,930	2,686
Unrealized actuarial losses on post retirement benefits	226	0
Straight-line leases adjustment	1,083	1,032
Asset retirement obligation	100	102
Reserve for accrued interest receivable	1,220	1,233
Reserve for loan commitments	184	180
Employee Stock Ownership Plan	308	241
Other	398	493
Depreciation	1,616	1,259
Fair value adjustments of acquired loans	6,247	5,381
Fair value adjustments of pension benefit obligations	306	172
Unrealized losses securities	291	3,556
Total gross deferred tax assets	29,630	30,990
Deferred tax liabilities:
Employee Stock Ownership Plan	0	0
Unrealized actuarial gains on post retirement benefits	0	478
Fair value adjustments of acquired securities	13	17
Fair value adjustments of deposit liabilities	27	45
Deferred loan fees	1,639	1,105
Total gross deferred tax liabilities	1,679	1,645
Net deferred tax asset	$ 27,951	$ 29,345