Investments - Estimated Fair Value of Contractual Maturities - Held-to-Maturity Securities (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Debt Securities, Held-to-Maturity, Amortized Cost, before Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date [Abstract]
Maturing within one year (remainder of year), Amortized Cost	$ 675
Maturing within one year	0
Maturing after one year through five years	2,133
Maturing after five years through ten years	18,729
Maturing after ten years	33,900
Securities not due at a single maturity date, Amortized Cost	100,792
Amortized Cost	156,229
Debt Securities, Held-to-Maturity, Maturity, Allocated and Single Maturity Date, Fair Value [Abstract]
Maturing within one year, Fair Value	667
Maturing within one year, Fair Value	0
Maturing after one year through five years, Fair Value	2,091
Maturing after five years through ten years, Fair Value	16,869
Maturing after ten years, Fair Value	28,207
Securities not due at a single maturity date, Fair Value	90,850
Estimated Fair Value	$ 138,684	$ 0

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No definition available.

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- Definition

Amount, before allowance for credit loss, of investment in debt security measured at amortized cost (held-to-maturity) with single maturity date and allocated without single maturity date, maturing after tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

No definition available.