Fair Value Measurements (Carrying Values And Estimated Fair Values Of Financial Instruments) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013	Sep. 30, 2013
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	$ 282,401	$ 288,780	$ 291,258
Loans held for sale, net	319	321
Reported Value Measurement [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and cash equivalents	13,233	11,782
Securities available for sale	282,401	288,780
Other investments	7,393	7,815
Loans held for sale, net	319	321
Loans, net	993,347	937,070
Accrued interest receivable	5,467	5,669
Derivative financial assets	0	803
Total assets	1,302,160	1,252,240
Deposits	1,054,454	1,003,812
Short-term borrowings	127,432	62,769
Long-term borrowings	78,466	163,516
Subordinated debentures	16,800	16,800
Subordinated debentures owed to unconsolidated subsidiary trusts	19,589	19,589
Accrued interest payable	821	1,433
Derivative financial liabilities	1,357	0
Total liabilities	1,298,919	1,267,919
Estimate of Fair Value Measurement [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and cash equivalents	13,233	11,782
Securities available for sale	282,401	288,780
Other investments	7,393	7,815
Loans held for sale, net	319	321
Loans, net	1,003,166	952,592
Accrued interest receivable	5,467	5,669
Derivative financial assets	0	803
Total assets	1,311,979	1,267,762
Deposits	1,075,730	1,029,606
Short-term borrowings	127,432	62,769
Long-term borrowings	85,998	173,863
Subordinated debentures	16,800	16,800
Subordinated debentures owed to unconsolidated subsidiary trusts	19,589	19,589
Accrued interest payable	821	1,433
Derivative financial liabilities	1,357	0
Total liabilities	$ 1,327,727	$ 1,304,060