Investment Securities Available for Sale - Carrying Amount and Fair Values of Investment Securities Available For Sale (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	$ 187,769	$ 182,118
Gross Unrealized Gains		297
Gross Unrealized Losses	7,393	6,348
Estimated Fair Value	180,376	176,067
State and Muncipal Securities
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	421	422
Gross Unrealized Losses	2	5
Estimated Fair Value	419	417
Mortgage-Backed Securities and Other Agency Obligations
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	22,978	23,522
Gross Unrealized Gains		238
Gross Unrealized Losses	750	879
Estimated Fair Value	22,228	22,881
U.S. Treasury Bonds
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	100,400	100,567
Gross Unrealized Losses	1,391	2,049
Estimated Fair Value	99,009	98,518
Corporate Bonds
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	63,970	57,607
Gross Unrealized Gains		59
Gross Unrealized Losses	5,250	3,415
Estimated Fair Value	$ 58,720	$ 54,251

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).

+ References

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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).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
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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).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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