| Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] |
| | | | | | | Fair Value Measurements Using | |
| | | | | | | | | | | | | | | | | |
| | | June 30, 2026 | | | Level 1 | | | Level 2 | | | Level 3 | |
| | | (In Thousands) | |
| Assets | | | | | | | | | | | | | | | | |
| Available for sale securities | | | | | | | | | | | | | | | | |
| Mortgage-backed securities | | $ | 9,349 | | | $ | - | | | $ | 9,349 | | | $ | - | |
| Collateralized mortgage obligations | | | | | | | | | | | | | | | | |
| Government sponsored enterprise issued | | | 152,622 | | | | - | | | | 152,622 | | | | - | |
| Private-label issued | | | 5,027 | | | | - | | | | 5,027 | | | | - | |
| Municipal securities | | | 60,925 | | | | - | | | | 60,925 | | | | - | |
| Other debt securities | | | 9,425 | | | | - | | | | 9,425 | | | | - | |
| Loans held for sale | | | 151,688 | | | | - | | | | 151,688 | | | | - | |
| Mortgage banking derivative assets | | | 1,066 | | | | - | | | | - | | | | 1,066 | |
| Interest rate swap assets | | | 8,432 | | | | - | | | | 8,432 | | | | - | |
| Liabilities | | | | | | | | | | | | | | | | |
| Mortgage banking derivative liabilities | | | 306 | | | | - | | | | - | | | | 306 | |
| Interest rate swap liabilities | | | 8,432 | | | | - | | | | 8,432 | | | | - | |
| | | | | | | Fair Value Measurements Using | |
| | | | | | | | | | | | | | | | | |
| | | December 31, 2025 | | | Level 1 | | | Level 2 | | | Level 3 | |
| | | (In Thousands) | |
| Assets | | | | | | | | | | | | | | | | |
| Available for sale securities | | | | | | | | | | | | | | | | |
| Mortgage-backed securities | | $ | 10,113 | | | $ | - | | | $ | 10,113 | | | $ | - | |
| Collateralized mortgage obligations | | | | | | | | | | | | | | | | |
| Government sponsored enterprise issued | | | 152,309 | | | | - | | | | 152,309 | | | | - | |
| Private-label issued | | | 5,519 | | | | - | | | | 5,519 | | | | - | |
| Municipal securities | | | 54,107 | | | | - | | | | 54,107 | | | | - | |
| Other debt securities | | | 8,800 | | | | - | | | | 8,800 | | | | - | |
| Loans held for sale | | | 145,057 | | | | - | | | | 145,057 | | | | - | |
| Mortgage banking derivative assets | | | 650 | | | | - | | | | - | | | | 650 | |
| Interest rate swap assets | | | 7,660 | | | | - | | | | 7,660 | | | | - | |
| Liabilities | | | | | | | | | | | | | | | | |
| Mortgage banking derivative liabilities | | | 251 | | | | - | | | | - | | | | 251 | |
| Interest rate swap liabilities | | | 7,660 | | | | - | | | | 7,660 | | | | - | |
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| Fair Value, by Balance Sheet Grouping [Table Text Block] |
| | | June 30, 2026 | | | December 31, 2025 | |
| | | Carrying | | | Fair Value | | | Carrying | | | Fair Value | |
| | | amount | | | Total | | | Level 1 | | | Level 2 | | | Level 3 | | | amount | | | Total | | | Level 1 | | | Level 2 | | | Level 3 | |
| | | (In Thousands) | |
| Financial Assets | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Cash and cash equivalents | | $ | 38,201 | | | $ | 38,201 | | | $ | 38,201 | | | $ | - | | | $ | - | | | $ | 71,107 | | | $ | 71,107 | | | $ | 71,107 | | | $ | - | | | $ | - | |
| Loans receivable | | | 1,683,881 | | | | 1,661,155 | | | | - | | | | - | | | | 1,661,155 | | | | 1,675,552 | | | | 1,632,248 | | | | - | | | | - | | | | 1,632,248 | |
| FHLB stock | | | 19,226 | | | | 19,226 | | | | 19,226 | | | | - | | | | - | | | | 19,804 | | | | 19,804 | | | | 19,804 | | | | - | | | | - | |
| Accrued interest receivable | | | 8,151 | | | | 8,151 | | | | 8,151 | | | | - | | | | - | | | | 8,331 | | | | 8,331 | | | | 8,331 | | | | - | | | | - | |
| Mortgage servicing rights | | | 1,142 | | | | 1,533 | | | | - | | | | - | | | | 1,533 | | | | 1,030 | | | | 1,294 | | | | - | | | | - | | | | 1,294 | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Financial Liabilities | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Deposits | | | 1,420,981 | | | | 1,420,692 | | | | 525,553 | | | | 895,139 | | | | - | | | | 1,437,272 | | | | 1,436,939 | | | | 504,626 | | | | 932,313 | | | | - | |
| Advance payments by borrowers for taxes | | | 18,772 | | | | 18,772 | | | | 18,772 | | | | - | | | | - | | | | 2,996 | | | | 2,996 | | | | 2,996 | | | | - | | | | - | |
| Borrowings | | | 412,000 | | | | 409,621 | | | | - | | | | 409,621 | | | | - | | | | 412,258 | | | | 408,434 | | | | - | | | | 408,434 | | | | - | |
| Accrued interest payable | | | 4,107 | | | | 4,107 | | | | 4,107 | | | | - | | | | - | | | | 3,558 | | | | 3,558 | | | | 3,558 | | | | - | | | | - | |
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