Investment Securities - Amortized Cost and Fair Value - Available-for-sale Securities (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Securities Available-for-Sale
Amortized cost		$ 394,213
Amortized cost.	$ 372,327
Gross unrealized (losses)	(32,168)	(36,637)
Available-for-sale, at fair value		357,576
Available for sale securities, fair Value.	340,159
U.S Treasuries
Securities Available-for-Sale
Amortized cost		63,480
Amortized cost.	53,894
Gross unrealized (losses)	(3,326)	(4,270)
Available-for-sale, at fair value		59,210
Available for sale securities, fair Value.	50,568
U.S. government and federal agencies
Securities Available-for-Sale
Amortized cost		38,748
Amortized cost.	38,780
Gross unrealized (losses)	(3,497)	(3,988)
Available-for-sale, at fair value		34,760
Available for sale securities, fair Value.	35,283
Corporate bonds
Securities Available-for-Sale
Amortized cost		3,000
Amortized cost.	3,000
Gross unrealized (losses)	(361)	(386)
Available-for-sale, at fair value		2,614
Available for sale securities, fair Value.	2,639
Collateralized mortgage obligations
Securities Available-for-Sale
Amortized cost		44,732
Amortized cost.	44,036
Gross unrealized (losses)	(6,048)	(6,258)
Available-for-sale, at fair value		38,474
Available for sale securities, fair Value.	37,988
Tax-exempt municipal
Securities Available-for-Sale
Amortized cost		4,993
Amortized cost.	2,934
Gross unrealized (losses)	(268)	(348)
Available-for-sale, at fair value		4,645
Available for sale securities, fair Value.	2,666
Taxable municipal
Securities Available-for-Sale
Amortized cost		608
Amortized cost.	607
Gross unrealized (losses)	(25)	(29)
Available-for-sale, at fair value		579
Available for sale securities, fair Value.	582
Mortgage-backed
Securities Available-for-Sale
Amortized cost		238,652
Amortized cost.	229,076
Gross unrealized (losses)	(18,643)	(21,358)
Available-for-sale, at fair value		$ 217,294
Available for sale securities, fair Value.	$ 210,433

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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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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