Note 3 - Loans - Summary of Loan Credit Quality (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended | |
Sep. 30, 2023 | Sep. 30, 2023 | Dec. 31, 2022 |
Total loans | $ 633,982 | $ 633,982 | $ 595,631 |
Loans by credit quality | 633,982 | 633,982 | 595,631 |
Mortgage Receivable [Member] | | | |
Total loans | 540,422 | 540,422 | 501,625 |
Loans by credit quality | 540,422 | 540,422 | 501,625 |
Loans and Finance Receivables [Member] | | | |
Total loans | | | 595,631 |
Current period gross writeoffs, originated | 55 | 423 | |
Loans by credit quality | | | 595,631 |
Pass [Member] | | | |
Total loans | | | 589,830 |
Loans by credit quality | | | 589,830 |
Special Mention [Member] | | | |
Total loans | | | 5,415 |
Loans by credit quality | | | 5,415 |
Substandard [Member] | | | |
Total loans | | | 386 |
Loans by credit quality | | | 386 |
Doubtful [Member] | | | |
Total loans | | | 0 |
Loans by credit quality | | | 0 |
Unlikely to be Collected Financing Receivable [Member] | | | |
Total loans | | | 0 |
Loans by credit quality | | | 0 |
Commercial Real Estate Portfolio Segment [Member] | Mortgage Receivable [Member] | | | |
Financing receivable, originated in current fiscal year | 22,856 | 22,856 | |
Financing receivable, originated in fiscal year before latest fiscal year | 57,195 | 57,195 | |
Financing receivable, originated two fiscal years before latest fiscal year | 33,314 | 33,314 | |
Financing receivable, originated three fiscal years before latest fiscal year | 42,433 | 42,433 | |
Financing receivable, originated four fiscal years before latest fiscal year | 12,688 | 12,688 | |
Financing receivable, originated five and prior fiscal years before latest fiscal year | 43,394 | 43,394 | |
Financing receivable, originated, revolving | 4,386 | 4,386 | |
Total loans | 216,266 | 216,266 | 202,263 |
Year-to-date gross charge-offs | | 0 | |
Fiscal year before current fiscal year period gross writeoffs | | 0 | |
Second fiscal year before current fiscal year period gross writeoffs | | 0 | |
Third fiscal year before current fiscal year period gross writeoffs | | 0 | |
Fourth fiscal year before current fiscal year period gross writeoffs | | 0 | |
Fifth and prior fiscal year before current fiscal year period gross writeoffs | | 0 | |
Current period gross writeoffs, revolving | | 0 | |
Current period gross writeoffs, originated | 0 | 0 | |
Loans by credit quality | 216,266 | 216,266 | 202,263 |
Commercial Real Estate Portfolio Segment [Member] | Pass [Member] | Mortgage Receivable [Member] | | | |
Financing receivable, originated in current fiscal year | 22,856 | 22,856 | |
Financing receivable, originated in fiscal year before latest fiscal year | 57,195 | 57,195 | |
Financing receivable, originated two fiscal years before latest fiscal year | 33,314 | 33,314 | |
Financing receivable, originated three fiscal years before latest fiscal year | 42,183 | 42,183 | |
Financing receivable, originated four fiscal years before latest fiscal year | 12,688 | 12,688 | |
Financing receivable, originated five and prior fiscal years before latest fiscal year | 41,642 | 41,642 | |
Financing receivable, originated, revolving | 4,386 | 4,386 | |
Total loans | 214,264 | 214,264 | 200,192 |
Loans by credit quality | 214,264 | 214,264 | 200,192 |
Commercial Real Estate Portfolio Segment [Member] | Special Mention [Member] | Mortgage Receivable [Member] | | | |
Financing receivable, originated in current fiscal year | 0 | 0 | |
Financing receivable, originated in fiscal year before latest fiscal year | 0 | 0 | |
Financing receivable, originated two fiscal years before latest fiscal year | 0 | 0 | |
Financing receivable, originated three fiscal years before latest fiscal year | 0 | 0 | |
Financing receivable, originated four fiscal years before latest fiscal year | 0 | 0 | |
Financing receivable, originated five and prior fiscal years before latest fiscal year | 1,752 | 1,752 | |
Financing receivable, originated, revolving | 0 | 0 | |
Total loans | 1,752 | 1,752 | 1,794 |
Loans by credit quality | 1,752 | 1,752 | 1,794 |
Commercial Real Estate Portfolio Segment [Member] | Substandard [Member] | Mortgage Receivable [Member] | | | |
Financing receivable, originated in current fiscal year | 0 | 0 | |
Financing receivable, originated in fiscal year before latest fiscal year | 0 | 0 | |
Financing receivable, originated two fiscal years before latest fiscal year | 0 | 0 | |
Financing receivable, originated three fiscal years before latest fiscal year | 250 | 250 | |
Financing receivable, originated four fiscal years before latest fiscal year | 0 | 0 | |
Financing receivable, originated five and prior fiscal years before latest fiscal year | 0 | 0 | |
Financing receivable, originated, revolving | 0 | 0 | |
Total loans | 250 | 250 | 277 |
Loans by credit quality | 250 | 250 | 277 |
Commercial Real Estate Portfolio Segment [Member] | Doubtful [Member] | Mortgage Receivable [Member] | | | |
Total loans | | | 0 |
Loans by credit quality | | | 0 |
Commercial Real Estate Portfolio Segment [Member] | Unlikely to be Collected Financing Receivable [Member] | Mortgage Receivable [Member] | | | |
Total loans | | | 0 |
Loans by credit quality | | | 0 |
Residential Portfolio Segment [Member] | Mortgage Receivable [Member] | | | |
Financing receivable, originated in current fiscal year | 36,426 | 36,426 | |
Financing receivable, originated in fiscal year before latest fiscal year | 51,574 | 51,574 | |
Financing receivable, originated two fiscal years before latest fiscal year | 59,586 | 59,586 | |
Financing receivable, originated three fiscal years before latest fiscal year | 31,225 | 31,225 | |
Financing receivable, originated four fiscal years before latest fiscal year | 11,994 | 11,994 | |
Financing receivable, originated five and prior fiscal years before latest fiscal year | 29,928 | 29,928 | |
Financing receivable, originated, revolving | 28,715 | 28,715 | |
Total loans | 249,448 | 249,448 | 224,211 |
Year-to-date gross charge-offs | | 0 | |
Fiscal year before current fiscal year period gross writeoffs | | 0 | |
Second fiscal year before current fiscal year period gross writeoffs | | 0 | |
Third fiscal year before current fiscal year period gross writeoffs | | 0 | |
Fourth fiscal year before current fiscal year period gross writeoffs | | 0 | |
Fifth and prior fiscal year before current fiscal year period gross writeoffs | | 0 | |
Current period gross writeoffs, revolving | | 0 | |
Current period gross writeoffs, originated | 0 | 0 | |
Loans by credit quality | 249,448 | 249,448 | 224,211 |
Residential Portfolio Segment [Member] | Pass [Member] | Mortgage Receivable [Member] | | | |
Financing receivable, originated in current fiscal year | 36,426 | 36,426 | |
Financing receivable, originated in fiscal year before latest fiscal year | 51,574 | 51,574 | |
Financing receivable, originated two fiscal years before latest fiscal year | 58,007 | 58,007 | |
Financing receivable, originated three fiscal years before latest fiscal year | 30,952 | 30,952 | |
Financing receivable, originated four fiscal years before latest fiscal year | 11,994 | 11,994 | |
Financing receivable, originated five and prior fiscal years before latest fiscal year | 29,724 | 29,724 | |
Financing receivable, originated, revolving | 28,309 | 28,309 | |
Total loans | 246,986 | 246,986 | 221,552 |
Loans by credit quality | 246,986 | 246,986 | 221,552 |
Residential Portfolio Segment [Member] | Special Mention [Member] | Mortgage Receivable [Member] | | | |
Financing receivable, originated in current fiscal year | 0 | 0 | |
Financing receivable, originated in fiscal year before latest fiscal year | 0 | 0 | |
Financing receivable, originated two fiscal years before latest fiscal year | 1,398 | 1,398 | |
Financing receivable, originated three fiscal years before latest fiscal year | 273 | 273 | |
Financing receivable, originated four fiscal years before latest fiscal year | 0 | 0 | |
Financing receivable, originated five and prior fiscal years before latest fiscal year | 204 | 204 | |
Financing receivable, originated, revolving | 362 | 362 | |
Total loans | 2,237 | 2,237 | 2,616 |
Loans by credit quality | 2,237 | 2,237 | 2,616 |
Residential Portfolio Segment [Member] | Substandard [Member] | Mortgage Receivable [Member] | | | |
Financing receivable, originated in current fiscal year | 0 | 0 | |
Financing receivable, originated in fiscal year before latest fiscal year | 0 | 0 | |
Financing receivable, originated two fiscal years before latest fiscal year | 181 | 181 | |
Financing receivable, originated three fiscal years before latest fiscal year | 0 | 0 | |
Financing receivable, originated four fiscal years before latest fiscal year | 0 | 0 | |
Financing receivable, originated five and prior fiscal years before latest fiscal year | 0 | 0 | |
Financing receivable, originated, revolving | 44 | 44 | |
Total loans | 225 | 225 | 43 |
Loans by credit quality | 225 | 225 | 43 |
Residential Portfolio Segment [Member] | Doubtful [Member] | Mortgage Receivable [Member] | | | |
Total loans | | | 0 |
Loans by credit quality | | | 0 |
Residential Portfolio Segment [Member] | Unlikely to be Collected Financing Receivable [Member] | Mortgage Receivable [Member] | | | |
Total loans | | | 0 |
Loans by credit quality | | | 0 |
Real Estate Construction Loan [Member] | Mortgage Receivable [Member] | | | |
Financing receivable, originated in current fiscal year | 23,789 | 23,789 | |
Financing receivable, originated in fiscal year before latest fiscal year | 25,220 | 25,220 | |
Financing receivable, originated two fiscal years before latest fiscal year | 14,945 | 14,945 | |
Financing receivable, originated three fiscal years before latest fiscal year | 1,825 | 1,825 | |
Financing receivable, originated four fiscal years before latest fiscal year | 2,319 | 2,319 | |
Financing receivable, originated five and prior fiscal years before latest fiscal year | 1,855 | 1,855 | |
Financing receivable, originated, revolving | 4,755 | 4,755 | |
Total loans | 74,708 | 74,708 | 75,151 |
Year-to-date gross charge-offs | | 0 | |
Fiscal year before current fiscal year period gross writeoffs | | 0 | |
Second fiscal year before current fiscal year period gross writeoffs | | 0 | |
Third fiscal year before current fiscal year period gross writeoffs | | 386 | |
Fourth fiscal year before current fiscal year period gross writeoffs | | 0 | |
Fifth and prior fiscal year before current fiscal year period gross writeoffs | | 0 | |
Current period gross writeoffs, revolving | | 0 | |
Current period gross writeoffs, originated | 40 | 386 | |
Loans by credit quality | 74,708 | 74,708 | 75,151 |
Real Estate Construction Loan [Member] | Pass [Member] | Mortgage Receivable [Member] | | | |
Financing receivable, originated in current fiscal year | 23,789 | 23,789 | |
Financing receivable, originated in fiscal year before latest fiscal year | 24,998 | 24,998 | |
Financing receivable, originated two fiscal years before latest fiscal year | 14,945 | 14,945 | |
Financing receivable, originated three fiscal years before latest fiscal year | 1,441 | 1,441 | |
Financing receivable, originated four fiscal years before latest fiscal year | 2,319 | 2,319 | |
Financing receivable, originated five and prior fiscal years before latest fiscal year | 1,855 | 1,855 | |
Financing receivable, originated, revolving | 4,755 | 4,755 | |
Total loans | 74,102 | 74,102 | 74,516 |
Loans by credit quality | 74,102 | 74,102 | 74,516 |
Real Estate Construction Loan [Member] | Special Mention [Member] | Mortgage Receivable [Member] | | | |
Financing receivable, originated in current fiscal year | 0 | 0 | |
Financing receivable, originated in fiscal year before latest fiscal year | 0 | 0 | |
Financing receivable, originated two fiscal years before latest fiscal year | 0 | 0 | |
Financing receivable, originated three fiscal years before latest fiscal year | 0 | 0 | |
Financing receivable, originated four fiscal years before latest fiscal year | 0 | 0 | |
Financing receivable, originated five and prior fiscal years before latest fiscal year | 0 | 0 | |
Financing receivable, originated, revolving | 0 | 0 | |
Total loans | 0 | 0 | 635 |
Loans by credit quality | 0 | 0 | 635 |
Real Estate Construction Loan [Member] | Substandard [Member] | Mortgage Receivable [Member] | | | |
Financing receivable, originated in current fiscal year | 0 | 0 | |
Financing receivable, originated in fiscal year before latest fiscal year | 222 | 222 | |
Financing receivable, originated two fiscal years before latest fiscal year | 0 | 0 | |
Financing receivable, originated three fiscal years before latest fiscal year | 384 | 384 | |
Financing receivable, originated four fiscal years before latest fiscal year | 0 | 0 | |
Financing receivable, originated five and prior fiscal years before latest fiscal year | 0 | 0 | |
Financing receivable, originated, revolving | 0 | 0 | |
Total loans | 606 | 606 | 0 |
Loans by credit quality | 606 | 606 | 0 |
Real Estate Construction Loan [Member] | Doubtful [Member] | Mortgage Receivable [Member] | | | |
Total loans | | | 0 |
Loans by credit quality | | | 0 |
Real Estate Construction Loan [Member] | Unlikely to be Collected Financing Receivable [Member] | Mortgage Receivable [Member] | | | |
Total loans | | | 0 |
Loans by credit quality | | | 0 |
Commercial Portfolio Segment [Member] | Loans and Finance Receivables [Member] | | | |
Financing receivable, originated in current fiscal year | 8,571 | 8,571 | |
Financing receivable, originated in fiscal year before latest fiscal year | 12,641 | 12,641 | |
Financing receivable, originated two fiscal years before latest fiscal year | 8,053 | 8,053 | |
Financing receivable, originated three fiscal years before latest fiscal year | 3,871 | 3,871 | |
Financing receivable, originated four fiscal years before latest fiscal year | 5,252 | 5,252 | |
Financing receivable, originated five and prior fiscal years before latest fiscal year | 5,684 | 5,684 | |
Financing receivable, originated, revolving | 43,809 | 43,809 | |
Total loans | 87,881 | 87,881 | 86,308 |
Year-to-date gross charge-offs | | 0 | |
Fiscal year before current fiscal year period gross writeoffs | | 0 | |
Second fiscal year before current fiscal year period gross writeoffs | | 0 | |
Third fiscal year before current fiscal year period gross writeoffs | | 0 | |
Fourth fiscal year before current fiscal year period gross writeoffs | | 0 | |
Fifth and prior fiscal year before current fiscal year period gross writeoffs | | 0 | |
Current period gross writeoffs, revolving | | 0 | |
Current period gross writeoffs, originated | 0 | 0 | |
Loans by credit quality | 87,881 | 87,881 | 86,308 |
Commercial Portfolio Segment [Member] | Pass [Member] | Loans and Finance Receivables [Member] | | | |
Financing receivable, originated in current fiscal year | 8,534 | 8,534 | |
Financing receivable, originated in fiscal year before latest fiscal year | 12,641 | 12,641 | |
Financing receivable, originated two fiscal years before latest fiscal year | 8,052 | 8,052 | |
Financing receivable, originated three fiscal years before latest fiscal year | 3,819 | 3,819 | |
Financing receivable, originated four fiscal years before latest fiscal year | 5,048 | 5,048 | |
Financing receivable, originated five and prior fiscal years before latest fiscal year | 5,646 | 5,646 | |
Financing receivable, originated, revolving | 43,734 | 43,734 | |
Total loans | 87,474 | 87,474 | 85,874 |
Loans by credit quality | 87,474 | 87,474 | 85,874 |
Commercial Portfolio Segment [Member] | Special Mention [Member] | Loans and Finance Receivables [Member] | | | |
Financing receivable, originated in current fiscal year | 37 | 37 | |
Financing receivable, originated in fiscal year before latest fiscal year | 0 | 0 | |
Financing receivable, originated two fiscal years before latest fiscal year | 1 | 1 | |
Financing receivable, originated three fiscal years before latest fiscal year | 52 | 52 | |
Financing receivable, originated four fiscal years before latest fiscal year | 204 | 204 | |
Financing receivable, originated five and prior fiscal years before latest fiscal year | 38 | 38 | |
Financing receivable, originated, revolving | 0 | 0 | |
Total loans | 332 | 332 | 368 |
Loans by credit quality | 332 | 332 | 368 |
Commercial Portfolio Segment [Member] | Substandard [Member] | Loans and Finance Receivables [Member] | | | |
Financing receivable, originated in current fiscal year | 0 | 0 | |
Financing receivable, originated in fiscal year before latest fiscal year | 0 | 0 | |
Financing receivable, originated two fiscal years before latest fiscal year | 0 | 0 | |
Financing receivable, originated three fiscal years before latest fiscal year | 0 | 0 | |
Financing receivable, originated four fiscal years before latest fiscal year | 0 | 0 | |
Financing receivable, originated five and prior fiscal years before latest fiscal year | 0 | 0 | |
Financing receivable, originated, revolving | 75 | 75 | |
Total loans | 75 | 75 | 66 |
Loans by credit quality | 75 | 75 | 66 |
Commercial Portfolio Segment [Member] | Doubtful [Member] | Loans and Finance Receivables [Member] | | | |
Total loans | | | 0 |
Loans by credit quality | | | 0 |
Commercial Portfolio Segment [Member] | Unlikely to be Collected Financing Receivable [Member] | Loans and Finance Receivables [Member] | | | |
Total loans | | | 0 |
Loans by credit quality | | | 0 |
Consumer Portfolio Segment [Member] | Loans and Finance Receivables [Member] | | | |
Financing receivable, originated in current fiscal year | 1,274 | 1,274 | |
Financing receivable, originated in fiscal year before latest fiscal year | 749 | 749 | |
Financing receivable, originated two fiscal years before latest fiscal year | 296 | 296 | |
Financing receivable, originated three fiscal years before latest fiscal year | 127 | 127 | |
Financing receivable, originated four fiscal years before latest fiscal year | 361 | 361 | |
Financing receivable, originated five and prior fiscal years before latest fiscal year | 195 | 195 | |
Financing receivable, originated, revolving | 2,677 | 2,677 | |
Total loans | 5,679 | 5,679 | 7,698 |
Year-to-date gross charge-offs | | 37 | |
Fiscal year before current fiscal year period gross writeoffs | | 0 | |
Second fiscal year before current fiscal year period gross writeoffs | | 0 | |
Third fiscal year before current fiscal year period gross writeoffs | | 0 | |
Fourth fiscal year before current fiscal year period gross writeoffs | | 0 | |
Fifth and prior fiscal year before current fiscal year period gross writeoffs | | 0 | |
Current period gross writeoffs, revolving | | 0 | |
Current period gross writeoffs, originated | 15 | 37 | |
Loans by credit quality | 5,679 | 5,679 | 7,698 |
Consumer Portfolio Segment [Member] | Pass [Member] | Loans and Finance Receivables [Member] | | | |
Financing receivable, originated in current fiscal year | 1,274 | 1,274 | |
Financing receivable, originated in fiscal year before latest fiscal year | 749 | 749 | |
Financing receivable, originated two fiscal years before latest fiscal year | 296 | 296 | |
Financing receivable, originated three fiscal years before latest fiscal year | 127 | 127 | |
Financing receivable, originated four fiscal years before latest fiscal year | 361 | 361 | |
Financing receivable, originated five and prior fiscal years before latest fiscal year | 195 | 195 | |
Financing receivable, originated, revolving | 2,677 | 2,677 | |
Total loans | 5,679 | 5,679 | 7,696 |
Loans by credit quality | 5,679 | 5,679 | 7,696 |
Consumer Portfolio Segment [Member] | Special Mention [Member] | Loans and Finance Receivables [Member] | | | |
Financing receivable, originated in current fiscal year | 0 | 0 | |
Financing receivable, originated in fiscal year before latest fiscal year | 0 | 0 | |
Financing receivable, originated two fiscal years before latest fiscal year | 0 | 0 | |
Financing receivable, originated three fiscal years before latest fiscal year | 0 | 0 | |
Financing receivable, originated four fiscal years before latest fiscal year | 0 | 0 | |
Financing receivable, originated five and prior fiscal years before latest fiscal year | 0 | 0 | |
Financing receivable, originated, revolving | 0 | 0 | |
Total loans | 0 | 0 | 2 |
Loans by credit quality | 0 | 0 | 2 |
Consumer Portfolio Segment [Member] | Substandard [Member] | Loans and Finance Receivables [Member] | | | |
Financing receivable, originated in current fiscal year | 0 | 0 | |
Financing receivable, originated in fiscal year before latest fiscal year | 0 | 0 | |
Financing receivable, originated two fiscal years before latest fiscal year | 0 | 0 | |
Financing receivable, originated three fiscal years before latest fiscal year | 0 | 0 | |
Financing receivable, originated four fiscal years before latest fiscal year | 0 | 0 | |
Financing receivable, originated five and prior fiscal years before latest fiscal year | 0 | 0 | |
Financing receivable, originated, revolving | 0 | 0 | |
Total loans | 0 | 0 | 0 |
Loans by credit quality | $ 0 | $ 0 | 0 |
Consumer Portfolio Segment [Member] | Doubtful [Member] | Loans and Finance Receivables [Member] | | | |
Total loans | | | 0 |
Loans by credit quality | | | 0 |
Consumer Portfolio Segment [Member] | Unlikely to be Collected Financing Receivable [Member] | Loans and Finance Receivables [Member] | | | |
Total loans | | | 0 |
Loans by credit quality | | | $ 0 |