Investment Securities - Amortized Cost and Market Value of Securities Available for Sale (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Investment Securities
Amortized Cost	$ 156,692	$ 112,354
Gross Unrealized Gains	1,340	2,031
Gross Unrealized Losses	(2,105)	(336)
Fair Value	155,927	114,049
Trading securities	0	0
Held to maturity	0	0
Collateralized mortgage obligations
Investment Securities
Amortized Cost	21,730	24,261
Gross Unrealized Gains	169	396
Gross Unrealized Losses	(211)	(14)
Fair Value	21,688	24,643
Agency mortgage-backed securities
Investment Securities
Amortized Cost	56,252	26,072
Gross Unrealized Gains	356	886
Gross Unrealized Losses	(419)	(10)
Fair Value	56,189	26,948
Municipal securities
Investment Securities
Amortized Cost	44,594	28,675
Gross Unrealized Gains	811	740
Gross Unrealized Losses	(180)	(2)
Fair Value	45,225	29,413
U.S. Government agency securities
Investment Securities
Amortized Cost	32,616	33,346
Gross Unrealized Gains	4	9
Gross Unrealized Losses	(1,269)	(310)
Fair Value	31,351	$ 33,045
Corporate securities
Investment Securities
Amortized Cost	1,500
Gross Unrealized Losses	(26)
Fair Value	$ 1,474

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on 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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Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on 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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Amortized cost 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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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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Amount, before allowance for credit loss, of investment in debt security measured at amortized cost (held-to-maturity).

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Amount of investment in debt security measured at fair value with change in fair value recognized in net income (trading) and investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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