| Summary of financial assets and financial liabilities measured at fair value on a recurring basis |
| | | | | | | | | | | | | | | March 31, 2026 | | | Level 1 | | Level 2 | | Level 3 | | Total | | | Inputs | | Inputs | | Inputs | | Fair Value | Financial assets | | | | | | | | | | | | | Available for sale securities | | | | | | | | | | | | | Residential mortgage-backed | | $ | — | | $ | 6,001 | | $ | — | | $ | 6,001 | Collateralized mortgage obligations | | | — | | | 35,807 | | | — | | | 35,807 | State and municipal | | | — | | | 8,617 | | | — | | | 8,617 | Corporate bonds | | | — | | | 9,645 | | | — | | | 9,645 | Total financial assets | | $ | — | | $ | 60,070 | | $ | — | | $ | 60,070 |
| | | | | | | | | | | | | | | December 31, 2025 | | | Level 1 | | Level 2 | | Level 3 | | Total | | | Inputs | | Inputs | | Inputs | | Fair Value | Financial assets | | | | | | | | | | | | | Available for sale securities | | | | | | | | | | | | | Residential mortgage-backed | | $ | — | | $ | 5,796 | | $ | — | | $ | 5,796 | Collateralized mortgage obligations | | | — | | | 35,742 | | | — | | | 35,742 | State and municipal | | | — | | | 8,743 | | | — | | | 8,743 | Corporate bonds | | | — | | | 9,612 | | | — | | | 9,612 | Total financial assets | | $ | — | | $ | 59,893 | | $ | — | | $ | 59,893 |
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| Summary of estimated fair values, and related carrying amounts, of the Company's financial instruments |
| | | | | | | | | | | | | | | | | | March 31, 2026 | | | Level 1 | | Level 2 | | Level 3 | | Total | | Total | | | Inputs | | Inputs | | Inputs | | Fair Value | | Carrying Value | Financial assets | | | | | | | | | | | | | | | | Cash and cash equivalents | | $ | 6,454 | | $ | — | | $ | — | | $ | 6,454 | | $ | 6,454 | Interest bearing deposits in banks | | | 10,083 | | | — | | | — | | | 10,083 | | | 10,083 | Securities held to maturity | | | — | | | 15,859 | | | — | | | 15,859 | | | 17,521 | Loans, net | | | — | | | — | | | 288,125 | | | 288,125 | | | 297,463 | Net investment in direct financing leases | | | — | | | — | | | 1,006 | | | 1,006 | | | 1,038 | Accrued interest receivable | | | 1,683 | | | — | | | — | | | 1,683 | | | 1,683 | Restricted investments carried at cost | | | — | | | 2,805 | | | — | | | 2,805 | | | 2,805 | Mortgage servicing rights | | | — | | | — | | | 205 | | | 205 | | | 205 | Financial liabilities | | | | | | | | | | | | | | | | Deposits | | | — | | | — | | | 301,030 | | | 301,030 | | | 331,957 | FHLB advances | | | — | | | — | | | 42,049 | | | 42,049 | | | 41,567 | Accrued interest payable | | | 639 | | | — | | | — | | | 639 | | | 639 |
| | | | | | | | | | | | | | | | | | December 31, 2025 | | | Level 1 | | Level 2 | | Level 3 | | Total | | Total | | | Inputs | | Inputs | | Inputs | | Fair Value | | Carrying Value | Financial assets | | | | | | | | | | | | | | | | Cash and cash equivalents | | $ | 6,450 | | $ | — | | $ | — | | $ | 6,450 | | $ | 6,450 | Interest bearing deposits in banks | | | 5,509 | | | — | | | — | | | 5,509 | | | 5,509 | Securities held to maturity | | | — | | | 16,744 | | | — | | | 16,744 | | | 18,283 | Loans, net | | | — | | | — | | | 293,446 | | | 293,446 | | | 301,986 | Net investment in direct financing leases | | | — | | | — | | | 1,185 | | | 1,185 | | | 1,219 | Accrued interest receivable | | | 1,888 | | | — | | | — | | | 1,888 | | | 1,888 | Restricted investments carried at cost | | | — | | | 2,773 | | | — | | | 2,773 | | | 2,773 | Mortgage servicing rights | | | — | | | — | | | 210 | | | 210 | | | 210 | Financial liabilities | | | | | | | | | | | | | | | | Deposits | | | — | | | — | | | 297,856 | | | 297,856 | | | 327,904 | FHLB advances | | | — | | | — | | | 46,478 | | | 46,478 | | | 45,669 | Accrued interest payable | | | 683 | | | — | | | — | | | 683 | | | 683 |
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