Investments, Debt Securities, Amortized Cost and Fair Value by Maturity (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Available-for-Sale Debt Securities, Amortized Cost [Abstract]
Due in one year or less	$ 45,573
Due after one year through five years	132,920
Due after five years through ten years	82,324
Due after ten years	198,570
Amortized cost	459,387	$ 459,537
Available-for-Sale Debt Securities, Fair Value [Abstract]
Due in one year or less	44,801
Due after one year through five years	126,398
Due after five years through ten years	74,960
Due after ten years	184,542
Fair value	$ 430,701	$ 425,912

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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Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through fifth 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).

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Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next 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).

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