Fair Value Measurements (Carrying Values And Estimated Fair Values Of Financial Instruments) (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Securities, Available-for-sale	$ 297,989	$ 276,355	[1]
Debt Securities, Held-to-maturity	91,600	0
Loans held for sale, net	2,538	1,319
Cash surrender value of life insurance policies and annuities	57,029	43,603	[1]
Carrying Value [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and cash equivalents	108,986	61,888
Debt Securities, Available-for-sale	297,989	276,355
Debt Securities, Held-to-maturity	91,600
Other investments	10,766	12,972
Loans held for sale, net	2,538	1,319
Loans, net	2,222,450	1,900,425
Accrued interest receivable	10,978	8,439
Derivative Asset	4,611
Cash surrender value of life insurance policies and annuities	57,029	43,603
Total assets	2,806,947	2,305,001
Deposits	2,451,891	1,913,237
Short-term borrowings	140,145	199,345
Long-term borrowings	703	717
Subordinated Debt Obligations, Fair Value Disclosure	29,336
Subordinated debentures owed to unconsolidated subsidiary trusts	19,589	19,589
Accrued interest payable	898	1,234
Derivative financial liabilities	3,067	988
Total liabilities	2,645,629	2,135,110
Estimated Fair Value [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and cash equivalents	108,986	61,888
Debt Securities, Available-for-sale	297,989	276,355
Debt Securities, Held-to-maturity	92,786
Other investments	10,766	12,972
Loans held for sale, net	2,538	1,319
Loans, net	2,228,148	1,901,020
Accrued interest receivable	10,978	8,439
Derivative Asset	4,611
Cash surrender value of life insurance policies and annuities	57,029	43,603
Total assets	2,813,831	2,305,596
Deposits	2,456,247	1,918,610
Short-term borrowings	140,145	199,345
Long-term borrowings	882	854
Subordinated Debt Obligations, Fair Value Disclosure	29,336
Subordinated debentures owed to unconsolidated subsidiary trusts	19,589	19,589
Accrued interest payable	898	1,234
Derivative financial liabilities	3,067	988
Total liabilities	2,650,164	2,140,620
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
Debt Securities, Held-to-maturity	0
Other investments	0	0
Loans held for sale, net	0	0
Loans, net	0	0
Accrued interest receivable	0	0
Derivative Asset	0
Cash surrender value of life insurance policies and annuities	0	0
Total assets	0	0
Deposits	0	0
Short-term borrowings	0	0
Long-term borrowings	0	0
Subordinated Debt Obligations, Fair Value Disclosure	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	2,538	1,319
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	108,986	61,888
Debt Securities, Available-for-sale	297,989	276,355
Debt Securities, Held-to-maturity	92,786
Other investments	10,766	12,972
Loans held for sale, net	2,538	1,319
Loans, net	8,407	7,685
Accrued interest receivable	10,978	8,439
Derivative Asset	4,611
Cash surrender value of life insurance policies and annuities	57,029	43,603
Total assets	594,090	412,261
Deposits	2,456,247	1,918,610
Short-term borrowings	140,145	199,345
Long-term borrowings	882	854
Subordinated Debt Obligations, Fair Value Disclosure	29,336
Subordinated debentures owed to unconsolidated subsidiary trusts	19,589	19,589
Accrued interest payable	898	1,234
Derivative financial liabilities	3,067	988
Total liabilities	2,650,164	2,140,620
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
Debt Securities, Held-to-maturity	0
Other investments	0	0
Loans held for sale, net	0	0
Loans, net	2,219,741	1,893,335
Accrued interest receivable	0	0
Derivative Asset	0
Cash surrender value of life insurance policies and annuities	0	0
Total assets	2,219,741	1,893,335
Deposits	0	0
Short-term borrowings	0	0
Long-term borrowings	0	0
Subordinated Debt Obligations, Fair Value Disclosure	0
Subordinated debentures owed to unconsolidated subsidiary trusts	0	0
Accrued interest payable	0	0
Derivative financial liabilities	0	0
Total liabilities	$ 0	$ 0

[1] Derived from audited consolidated financial statements