Fair Value Measurements (Carrying Values And Estimated Fair Values Of Financial Instruments) (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Securities, Available-for-sale	$ 345,742	$ 286,127	[1]
Debt Securities, Held-to-maturity	98,995	99,914
Loans held for sale, net	1,783	1,998
Cash surrender value of life insurance policies and annuities	60,087	59,438	[1]
Carrying Value [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and cash equivalents	194,989	99,787
Debt Securities, Available-for-sale	345,742	286,127
Debt Securities, Held-to-maturity	98,995	99,914
Other investments	10,661	14,185
Loans held for sale, net	1,783	1,998
Loans, net	2,395,885	2,379,907
Accrued interest receivable	10,397	11,989
Cash surrender value of life insurance policies and annuities	60,087	59,438
Derivative Asset	9,885	6,653
Total assets	3,128,424	2,959,998
Deposits	2,729,205	2,595,651
Short-term borrowings	140,146	140,146
Long-term borrowings	689	699
Subordinated Debt Obligations, Fair Value Disclosure	29,432	29,364
SubordinatedDebenturesOwedToUnconsolidatedSubsidiaryTrustsFairValueDisclosure	19,589	19,589
Accrued interest payable	568	745
Derivative financial liabilities	1,645	2,747
Total liabilities	2,921,274	2,788,941
Estimated Fair Value [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and cash equivalents	194,989	99,787
Debt Securities, Available-for-sale	345,742	286,127
Debt Securities, Held-to-maturity	102,388	103,157
Other investments	10,661	14,185
Loans held for sale, net	1,783	1,998
Loans, net	2,385,591	2,384,275
Accrued interest receivable	10,397	11,989
Cash surrender value of life insurance policies and annuities	60,087	59,438
Derivative Asset	9,885	6,653
Total assets	3,121,523	2,967,609
Deposits	2,724,786	2,597,326
Short-term borrowings	140,146	140,146
Long-term borrowings	834	866
Subordinated Debt Obligations, Fair Value Disclosure	29,432	29,364
SubordinatedDebenturesOwedToUnconsolidatedSubsidiaryTrustsFairValueDisclosure	19,589	19,589
Accrued interest payable	568	745
Derivative financial liabilities	1,645	2,747
Total liabilities	2,917,000	2,790,783
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	0
Other investments	0	0
Loans held for sale, net	0	0
Loans, net	0	0
Accrued interest receivable	0	0
Cash surrender value of life insurance policies and annuities	0	0
Derivative Asset	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	0
SubordinatedDebenturesOwedToUnconsolidatedSubsidiaryTrustsFairValueDisclosure	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	1,783	1,998
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	194,989	99,787
Debt Securities, Available-for-sale	345,742	286,127
Debt Securities, Held-to-maturity	102,388	103,157
Other investments	10,661	14,185
Loans held for sale, net	1,783	1,998
Loans, net	10,456	12,095
Accrued interest receivable	10,397	11,989
Cash surrender value of life insurance policies and annuities	60,087	59,438
Derivative Asset	9,885	6,653
Total assets	746,388	595,429
Deposits	2,724,786	2,597,326
Short-term borrowings	140,146	140,146
Long-term borrowings	834	866
Subordinated Debt Obligations, Fair Value Disclosure	29,432	29,364
SubordinatedDebenturesOwedToUnconsolidatedSubsidiaryTrustsFairValueDisclosure	19,589	19,589
Accrued interest payable	568	745
Derivative financial liabilities	1,645	2,747
Total liabilities	2,917,000	2,790,783
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	0
Other investments	0	0
Loans held for sale, net	0	0
Loans, net	2,375,135	2,372,180
Accrued interest receivable	0	0
Cash surrender value of life insurance policies and annuities	0	0
Derivative Asset	0	0
Total assets	2,375,135	2,372,180
Deposits	0	0
Short-term borrowings	0	0
Long-term borrowings	0	0
Subordinated Debt Obligations, Fair Value Disclosure	0	0
SubordinatedDebenturesOwedToUnconsolidatedSubsidiaryTrustsFairValueDisclosure	0	0
Accrued interest payable	0	0
Derivative financial liabilities	0	0
Total liabilities	$ 0	$ 0

[1] Derived from audited consolidated financial statements