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Note 4 - Loans Receivable - Allowance for Loan Losses and Loans Receivable (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | --- | ---
Loan balances, individually evaluated for impairment | $ 17,012 | $ 22,049 |
Loan balances, collectively evaluated for impairment | 878,145 | 1,037,057 |
Loans receivable | 895,157 | 1,059,106 |
Allowance for loans individually evaluated | 0 | 0 |
Allowance for loans collectively evaluated | 7,571 | 8,345 |
Allowance for loan losses | 7,571 | 8,345 |
Real Estate Portfolio [Member] | One-to-Four Family Residential Real Estate [Member] |  |  |
Loan balances, individually evaluated for impairment | 148 | 67 |
Loan balances, collectively evaluated for impairment | 14,681 | 18,878 |
Loans receivable | 14,829 | 18,945 |
Allowance for loans individually evaluated | 0 | 0 |
Allowance for loans collectively evaluated | 271 | 295 |
Allowance for loan losses | 271 | 295 |
Real Estate Portfolio [Member] | Multi-family Mortgage [Member] |  |  |
Loan balances, individually evaluated for impairment | 1,453 | 0 |
Loan balances, collectively evaluated for impairment | 520,504 | 527,460 |
Loans receivable | 521,957 | 527,460 |
Allowance for loans individually evaluated | 0 | 0 |
Allowance for loans collectively evaluated | 4,764 | 4,549 |
Allowance for loan losses | 4,764 | 4,549 |
Real Estate Portfolio [Member] | Nonresidential Real Estate [Member] |  |  |
Loan balances, individually evaluated for impairment | 393 | 0 |
Loan balances, collectively evaluated for impairment | 107,760 | 118,016 |
Loans receivable | 108,153 | 118,016 |
Allowance for loans individually evaluated | 0 | 0 |
Allowance for loans collectively evaluated | 1,342 | 1,166 |
Allowance for loan losses | 1,342 | 1,166 |
Commercial Portfolio Segment [Member] |  |  |
Loan balances, individually evaluated for impairment | 15,018 | 21,982 |
Loan balances, collectively evaluated for impairment | 233,577 | 371,339 |
Loans receivable | 248,595 | 393,321 |
Allowance for loans individually evaluated | 0 | 0 |
Allowance for loans collectively evaluated | 1,146 | 2,303 |
Allowance for loan losses | 1,146 | 2,303 |
Consumer Portfolio Segment [Member] |  |  |
Loan balances, individually evaluated for impairment | 0 | 0 |
Loan balances, collectively evaluated for impairment | 1,623 | 1,364 |
Loans receivable | 1,623 | 1,364 |
Allowance for loans individually evaluated | 0 | 0 |
Allowance for loans collectively evaluated | 48 | 32 |
Allowance for loan losses | $ 48 | $ 32 | $ 49

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