Investments - Amortized Cost and Fair Value of Securities by Contractual Maturity (Details) $ in Thousands	Dec. 31, 2021 USD ($)
Amortized Cost
Due in one year or less	$ 8,043
Due after one year through five years	21,055
Due after five years through ten years	14,959
Due after ten years	1,799
Amortized Cost	67,880
Fair Value
Due in one year or less	8,026
Due after one year through five years	20,906
Due after five years through ten years	14,939
Due after ten years	1,821
Fair value	67,575
Residential and commercial mortgage-backed securities
Amortized Cost
Without single maturity date	14,387
Amortized Cost	14,387
Fair Value
Without single maturity date	14,282
Fair value	14,282
Other loan-backed and structured securities
Amortized Cost
Without single maturity date	7,637
Amortized Cost	7,637
Fair Value
Without single maturity date	7,601
Fair value	$ 7,601

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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