Note 2 - Investments - Mortgage Loans by Maturity Date (Details) - USD ($)	Dec. 31, 2025	Dec. 31, 2024
One year or less	$ 8,728,034	$ 6,566,055
After one year through five years	15,016,121	18,682,379
Total	23,744,155	25,248,434
Allowance for credit losses	(99,118)	(55,685)
Carrying value	$ 23,645,037	$ 25,192,749

Amortized cost, before allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

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+ Details