Fair Value Measurements (Carrying Values And Estimated Fair Values Of Financial Instruments) (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Securities, Available-for-sale	$ 293,147	$ 328,586
Loans held for sale, net	400	0
Carrying Value [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and cash equivalents	59,540	52,631
Debt Securities, Available-for-sale	293,147	328,586
Other investments	16,635	15,071
Loans held for sale, net	400	0
Loans, net	1,682,005	1,593,744
Accrued interest receivable	8,708	8,329
Derivative Asset	555	312
Total assets	2,060,990	1,998,673
Deposits	1,634,826	1,600,601
Short-term borrowings	309,084	250,499
Long-term borrowings	735	45,751
Subordinated debentures owed to unconsolidated subsidiary trusts	19,589	19,589
Accrued interest payable	1,102	987
Derivative financial liabilities	411	2,057
Total liabilities	1,965,747	1,919,484
Estimated Fair Value [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and cash equivalents	59,540	52,631
Debt Securities, Available-for-sale	293,147	328,586
Other investments	16,635	15,071
Loans held for sale, net	400	0
Loans, net	1,666,834	1,592,821
Accrued interest receivable	8,708	8,329
Derivative Asset	555	312
Total assets	2,045,819	1,997,750
Deposits	1,631,456	1,620,033
Short-term borrowings	309,084	250,499
Long-term borrowings	843	46,530
Subordinated debentures owed to unconsolidated subsidiary trusts	19,589	19,589
Accrued interest payable	1,102	987
Derivative financial liabilities	411	2,057
Total liabilities	1,962,485	1,939,695
Fair Value, Inputs, Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for sale, net	0	0
Fair Value, Inputs, Level 1 [Member] | Estimated Fair Value [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and cash equivalents	0	0
Debt Securities, Available-for-sale	0	0
Other investments	0	0
Loans held for sale, net	0	0
Loans, net	0	0
Accrued interest receivable	0	0
Derivative Asset	0	0
Total assets	0	0
Deposits	0	0
Short-term borrowings	0	0
Long-term borrowings	0	0
Subordinated debentures owed to unconsolidated subsidiary trusts	0	0
Accrued interest payable	0	0
Derivative financial liabilities	0	0
Total liabilities	0	0
Fair Value, Inputs, Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for sale, net	400	0
Fair Value, Inputs, Level 2 [Member] | Estimated Fair Value [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and cash equivalents	59,540	52,631
Debt Securities, Available-for-sale	293,147	328,586
Other investments	16,635	15,071
Loans held for sale, net	400	0
Loans, net	4,553	1,661
Accrued interest receivable	8,708	8,329
Derivative Asset	555	312
Total assets	383,538	406,590
Deposits	1,631,456	1,620,033
Short-term borrowings	309,084	250,499
Long-term borrowings	843	46,530
Subordinated debentures owed to unconsolidated subsidiary trusts	19,589	19,589
Accrued interest payable	1,102	987
Derivative financial liabilities	411	2,057
Total liabilities	1,962,485	1,939,695
Fair Value, Inputs, Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for sale, net	0	0
Fair Value, Inputs, Level 3 [Member] | Estimated Fair Value [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and cash equivalents	0	0
Debt Securities, Available-for-sale	0	0
Other investments	0	0
Loans held for sale, net	0	0
Loans, net	1,662,281	1,591,160
Accrued interest receivable	0	0
Derivative Asset	0	0
Total assets	1,662,281	1,591,160
Deposits	0	0
Short-term borrowings	0	0
Long-term borrowings	0	0
Subordinated debentures owed to unconsolidated subsidiary trusts	0	0
Accrued interest payable	0	0
Derivative financial liabilities	0	0
Total liabilities	$ 0	$ 0