Investments - Amortized Cost and Fair Value of Securities by Contractual Maturity (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Amortized Cost
Due in one year or less	$ 34,620
Due after one year through five years	45,411
Due after five years through ten years	25,397
Due after ten years	8,462
Amortized Cost	143,036	$ 97,812
Fair Value
Due in one year or less	34,542
Due after one year through five years	44,607
Due after five years through ten years	23,951
Due after ten years	8,057
Fair Value	139,176	91,641
Residential and commercial mortgage-backed securities
Amortized Cost
Without single maturity date	25,452
Amortized Cost	25,452	12,790
Fair Value
Without single maturity date	24,601
Fair Value	24,601	11,533
Other loan-backed and structured securities
Amortized Cost
Without single maturity date	3,694
Amortized Cost	3,694	6,804
Fair Value
Without single maturity date	3,418
Fair Value	$ 3,418	$ 6,334

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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-Topic 944
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+ References

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