v3.26.1

Note 4 - Investments and Restricted Investments - Investments and Restricted Investments (Details) $ in Thousands	Dec. 31, 2025 USD ($)
Investments, due within one year	$ 0
Restricted investments, due within one year	11,453
Investments,due on year through five years	0
Restricted investments, due on year through five years	0
Investments, total	0
Restricted investments, total	$ 11,453

Fair value 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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