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Fair Value Measurement (Fair Value, by Balance Sheet Grouping) (Details) - USD ($)		Jun. 30, 2022	Dec. 31, 2021
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Available-for-sale investment securities		$ 218,698,000	$ 62,862,000
Held-to-maturity investment securities		365,288,000	330,626,000
Equity securities		454,000	500,000
Loans held for sale		9,574,000	11,514,000
Net loans and leases		895,855,000	1,010,039,000
Carrying Value [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents		236,786,000	913,572,000
Available-for-sale investment securities		218,698,000	62,862,000
Held-to-maturity investment securities		399,032,000	329,257,000
Equity securities		454,000	500,000
Loans held for sale		9,574,000	11,514,000
Net loans and leases		3,163,157,000	3,089,799,000
Restricted investment in bank stocks		4,234,000	9,134,000
Accrued interest receivable		12,902,000	10,779,000
Net Amounts Presented in the Consolidated Balance Sheets		8,487,000	629,000
Mortgage banking derivative assets		83,000	88,000
Deposits		3,702,587,000	4,002,016,000
Long-term debt	[1]	1,256,000	77,890,000
Subordinated debt		73,995,000	74,274,000
Accrued interest payable		1,542,000	1,791,000
Mortgage banking derivative liabilities		124,000
Fair Value [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents		236,786,000	913,572,000
Available-for-sale investment securities		218,698,000	62,862,000
Held-to-maturity investment securities		365,288,000	330,626,000
Equity securities		454,000	500,000
Loans held for sale		9,574,000	11,787,000
Net loans and leases		3,130,912,000	3,118,416,000
Restricted investment in bank stocks		4,234,000	9,134,000
Accrued interest receivable		12,902,000	10,779,000
Net Amounts Presented in the Consolidated Balance Sheets		8,487,000	629,000
Mortgage banking derivative assets		83,000	88,000
Deposits		3,692,662,000	4,046,217,000
Long-term debt	[1]	317,000	77,455,000
Subordinated debt		70,684,000	74,553,000
Accrued interest payable		1,542,000	$ 1,791,000
Mortgage banking derivative liabilities		$ 124,000
[1] Long-term debt excludes finance lease obligations.

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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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