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Investment Securities (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Amortized cost | $ 406,422,000 | $ 238,236,000
Gross unrealized gains |  | 7,901,000
Gross unrealized losses | 5,536,000 | 888,000
Estimated fair value | 406,549,000 | 245,249,000
U.S Treasuries [Member] |  |
Gross unrealized gains | 0 |
Gross unrealized losses | 75,000 |
Estimated fair value | 7,889,000 | 0
U.S. Government sponsored enterprises |  |
Amortized cost |  | 7,384,000
Gross unrealized gains | 200,000 | 331,000
Gross unrealized losses | 185,000 | 208,000
Estimated fair value | 14,267,000 | 7,507,000
Mortgage-backed securities |  |
Amortized cost | 218,402,000 | 143,095,000
Gross unrealized gains |  | 2,812,000
Gross unrealized losses | 3,019,000 | 593,000
Estimated fair value | 217,152,000 | 145,314,000
State and political subdivisions |  |
Amortized cost |  | 87,757,000
Gross unrealized gains | 3,694,000 | 4,758,000
Gross unrealized losses | 2,257,000 | 87,000
Estimated fair value | $ 167,241,000 | $ 92,428,000

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- Definition This item represents the cost of debt and equity securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any. + References No definition available. + Details
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- Definition Amount of unrealized gain before deducting unrealized loss on investments in debt and equity securities classified as available-for-sale securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563 + Details
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- Definition Amount of unrealized loss before deducting unrealized gain on investments in available-for-sale securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563 + Details
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