INVESTMENT SECURITIES - Credit ratings (Details) - USD ($) |
Jun. 30, 2026 |
Dec. 31, 2025 |
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| INVESTMENT SECURITIES | ||
| Amortized Cost | $ 1,416,188 | $ 1,515,807 |
| Obligations of states and political subdivisions | ||
| INVESTMENT SECURITIES | ||
| Amortized Cost | 755,313 | 755,336 |
| AA | Obligations of states and political subdivisions | ||
| INVESTMENT SECURITIES | ||
| Amortized Cost | 550,000 | 550,000 |
| A | Obligations of states and political subdivisions | ||
| INVESTMENT SECURITIES | ||
| Amortized Cost | $ 205,313 | $ 205,336 |
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- Definition Amount excluding accrued interest, after allowance for credit loss, of investment in debt security measured at amortized cost (held-to-maturity). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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