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Investments Securities - Amortized Cost and Fair Values of Investment Securities (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Available-for-sale
Amortized Cost	$ 100,272	$ 35,322
Gross Unrealized Gains	0	6
Gross Unrealized Losses	(2,955)	(1)
Fair Value	97,317	35,327
Held-to-maturity
Amortized Cost	1,036	1,296
Fair Value	916
Total investment securities
Amortized Cost	101,308	36,618
Gross Unrealized Gains	0	58
Gross Unrealized Losses	(3,075)	(1)
Fair Value	98,233	36,675
U.S. Treasury securities
Available-for-sale
Amortized Cost	99,967	34,999
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(2,952)	(1)
Fair Value	97,015	34,998
U.S. Agency collateralized mortgage obligations
Available-for-sale
Amortized Cost	54	68
Gross Unrealized Gains	0	2
Gross Unrealized Losses	(3)	0
Fair Value	51	70
U.S. Agency residential mortgage-backed securities
Available-for-sale
Amortized Cost	1	3
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	0
Fair Value	1	3
Held-to-maturity
Amortized Cost	1,036	1,296
Gross Unrealized Gains	0	52
Gross Unrealized Losses	(120)	0
Fair Value	916	1,348
Municipal bonds
Available-for-sale
Amortized Cost	250	252
Gross Unrealized Gains	0	4
Gross Unrealized Losses	0	0
Fair Value	$ 250	$ 256

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