Quarterly report [Sections 13 or 15(d)]

Note 12 - Fair Value Measurement (Details Textual)

v3.25.1
Note 12 - Fair Value Measurement (Details Textual)
3 Months Ended 12 Months Ended
Mar. 31, 2025
USD ($)
Mar. 31, 2024
USD ($)
Dec. 31, 2024
USD ($)
Asset Impairment Charges $ 2,400,000 $ 1,100,000  
Real Estate Owned, Amount of Loss at Acquisition $ 318,000 $ 95,000  
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Number of Loans 2   3
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Foreclosure $ 201,400   $ 450,000
Number of Mortgage Loans in Process of Foreclosure 2   1
Mortgage Loans in Process of Foreclosure, Amount $ 158,762   $ 82,000
Liabilities 16,967,866,000   15,734,871,000
Fair Value, Recurring [Member]      
Liabilities 0   0
Fair Value, Nonrecurring [Member]      
Liabilities $ 0   $ 0
Minimum [Member]      
Impaired Loans, Fair Value Adjustment, Percent 0.00%   0.00%
Real Estate Owned, Fair Value Adjustment, Percent 20.00%   19.00%
Maximum [Member]      
Impaired Loans, Fair Value Adjustment, Percent 70.00%   75.00%
Real Estate Owned, Fair Value Adjustment, Percent 47.00%   47.00%
Weighted Average [Member]      
Impaired Loans, Fair Value Adjustment, Percent 26.40%   25.50%
Real Estate Owned, Fair Value Adjustment, Percent 25.00%   22.70%