Fair Value of Financial Instruments (Details) - USD ($)	Dec. 31, 2021	Dec. 31, 2020
Assets:
Investment securities available for sale	$ 406,549,000	$ 245,249,000
Mortgage loans held for sale	3,637,000	9,139,000
Level 1
Assets:
Investment securities available for sale	0	0
Mortgage loans held for sale	0	0
Liabilities:
Cash and cash equivalents	277,499,000	161,580,000
Other investments	0	0
Loans, net	0	0
Cash surrender value of life insurance	0	0
Deposits	0	0
Securities sold under agreements to repurchase	0	0
Junior subordinated debentures	0	0
Level 2
Assets:
Investment securities available for sale	406,549,000	245,249,000
Mortgage loans held for sale	0	0
Liabilities:
Cash and cash equivalents	0	0
Other investments	0	0
Loans, net	0	0
Cash surrender value of life insurance	1,510,000	1,320,000
Deposits	0	0
Securities sold under agreements to repurchase	37,094,000	26,201,000
Junior subordinated debentures	15,464,000	15,464,000
Level 3
Assets:
Investment securities available for sale	0	0
Mortgage loans held for sale	3,637,000	9,139,000
Liabilities:
Cash and cash equivalents	0	0
Other investments	3,668,000	4,155,000
Loans, net	855,814,000	924,845,000
Cash surrender value of life insurance	0	0
Deposits	1,401,833,000	1,216,503,000
Securities sold under agreements to repurchase	0	0
Junior subordinated debentures	0	0
Estimated Fair Value
Assets:
Investment securities available for sale	406,549,000	245,249,000
Mortgage loans held for sale	3,637,000	9,139,000
Liabilities:
Cash and cash equivalents	277,499,000	161,580,000
Other investments	3,668,000	4,155,000
Loans, net	855,814,000	924,845,000
Cash surrender value of life insurance	1,510,000	1,320,000
Deposits	1,401,833,000	1,216,503,000
Securities sold under agreements to repurchase	37,094,000	26,201,000
Junior subordinated debentures	15,464,000	15,464,000
Carrying Amount
Assets:
Investment securities available for sale	406,549,000	245,249,000
Mortgage loans held for sale	3,637,000	9,139,000
Liabilities:
Cash and cash equivalents	277,499,000	161,580,000
Other investments	3,668,000	4,155,000
Loans, net	875,514,000	938,731,000
Cash surrender value of life insurance	1,510,000	1,320,000
Deposits	1,412,748,000	1,221,086,000
Securities sold under agreements to repurchase	37,094,000	26,201,000
Junior subordinated debentures	$ 15,464,000	$ 15,464,000

Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

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- Definition

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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Fair value portion of the amount that could be realized under a life insurance contract or contracts owned by the entity, commonly known as corporate-owned life insurance (COLI) or bank-owned life insurance (BOLI).

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Fair value portion of deposit liabilities held by the entity, including, but not limited to, foreign and domestic, interest and noninterest bearing, demand deposits, saving deposits, negotiable orders of withdrawal (NOW) and time deposits.

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Fair value of subordinated debt obligations including, but not limited to, subordinated loan, subordinated bond, subordinated debenture or junior debt.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (b)
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Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-URI http://asc.fasb.org/subtopic&trid=2196772

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Fair value portion of mortgage loans held-for-sale.

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Fair value portion of other assets.

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Fair value portion of securities that an entity sells and agrees to repurchase at a specified date for a specified price.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=123594938&loc=d3e13433-108611

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