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Note 3 - Available-for-sale Securities (Tables) | 9 Months Ended
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Sep. 30, 2022
Notes Tables |
Debt Securities, Available-for-Sale [Table Text Block] |
(In thousands) |  | Amortized Cost |  |  | Gross Unrealized Gains |  |  | Gross Unrealized (Losses) |  |  | Fair Value |
September 30, 2022: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U. S. Government agency and mortgage-backed securities |  | $ | 74,534 |  |  | $ | 2 |  |  | $ | (14,305 | ) |  | $ | 60,231 |
Corporate bonds |  |  | 19,781 |  |  |  | 25 |  |  |  | (5,189 | ) |  |  | 14,617 |
Subordinated notes |  |  | 5,000 |  |  |  | - |  |  |  | (265 | ) |  |  | 4,735 |
SBA loan pools |  |  | 6,837 |  |  |  | - |  |  |  | (980 | ) |  |  | 5,857 |
Municipal bonds |  |  | 561 |  |  |  | - |  |  |  | (84 | ) |  |  | 477 |
|  | $ | 106,713 |  |  | $ | 27 |  |  | $ | (20,823 | ) |  | $ | 85,917 |
December 31, 2021: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U. S. Government agency and mortgage-backed securities |  | $ | 67,850 |  |  | $ | 24 |  |  | $ | (1,245 | ) |  | $ | 66,629 |
Corporate bonds |  |  | 17,754 |  |  |  | 118 |  |  |  | (951 | ) |  |  | 16,921 |
Subordinated notes |  |  | 4,608 |  |  |  | 35 |  |  |  | (17 | ) |  |  | 4,626 |
SBA loan pools |  |  | 5,772 |  |  |  | - |  |  |  | (169 | ) |  |  | 5,603 |
Municipal bonds |  |  | 563 |  |  |  | 1 |  |  |  | (2 | ) |  |  | 562 |
|  | $ | 96,547 |  |  | $ | 178 |  |  | $ | (2,384 | ) |  | $ | 94,341 |
Schedule of Unrealized Loss on Investments [Table Text Block] |
(In thousands) |  | Less than 12 Months |  |  | 12 Months or More |  |  | Total |
|  | Fair Value |  |  | Unrealized (Loss) |  |  | Fair Value |  |  | Unrealized (Loss) |  |  | Fair Value |  |  | Unrealized (Loss) |
September 30, 2022: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U. S. Government agency and mortgage-backed securities |  | $ | 14,059 |  |  | $ | (1,942 | ) |  | $ | 44,521 |  |  | $ | (12,363 | ) |  | $ | 58,580 |  |  | $ | (14,305 | )
Corporate bonds |  |  | 11,341 |  |  |  | (4,688 | ) |  |  | 1,494 |  |  |  | (501 | ) |  |  | 12,835 |  |  |  | (5,189 | )
Subordinated notes |  |  | 4,735 |  |  |  | (265 | ) |  |  | - |  |  |  | - |  |  |  | 4,735 |  |  |  | (265 | )
SBA loan pools |  |  | 1,485 |  |  |  | (10 | ) |  |  | 4,372 |  |  |  | (970 | ) |  |  | 5,857 |  |  |  | (980 | )
Municipal bonds |  |  | 135 |  |  |  | (19 | ) |  |  | 342 |  |  |  | (65 | ) |  |  | 477 |  |  |  | (84 | )
|  | $ | 31,755 |  |  | $ | (6,924 | ) |  | $ | 50,729 |  |  | $ | (13,899 | ) |  | $ | 82,484 |  |  | $ | (20,823 | )
December 31, 2021: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U. S. Government agency and mortgage-backed securities |  | $ | 60,606 |  |  | $ | (1,196 | ) |  | $ | 1,610 |  |  | $ | (49 | ) |  | $ | 62,216 |  |  | $ | (1,245 | )
Corporate bonds |  |  | 15,042 |  |  |  | (951 | ) |  |  | - |  |  |  | - |  |  |  | 15,042 |  |  |  | (951 | )
Subordinated notes |  |  | - |  |  |  | - |  |  |  | 1,092 |  |  |  | (17 | ) |  |  | 1,092 |  |  |  | (17 | )
SBA loan pools |  |  | 5,603 |  |  |  | (169 | ) |  |  | - |  |  |  | - |  |  |  | 5,603 |  |  |  | (169 | )
Municipal bonds |  |  | 406 |  |  |  | (2 | ) |  |  | - |  |  |  | - |  |  |  | 406 |  |  |  | (2 | )
|  | $ | 81,657 |  |  | $ | (2,318 | ) |  | $ | 2,702 |  |  | $ | (66 | ) |  | $ | 84,359 |  |  | $ | (2,384 | )
Investments Classified by Contractual Maturity Date [Table Text Block] |
(In thousands) |  | Amortized Cost |  |  | Fair Value |
|  | Due Within 5 years |  |  | Due After 5 years through 10 years |  |  | Due After 10 years |  |  | Total |  |  | Due Within 5 years |  |  | Due After 5 years through 10 years |  |  | Due After 10 years |  |  | Total |
September 30, 2022: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Corporate bonds |  | $ | 3,787 |  |  | $ | 15,994 |  |  | $ | - |  |  | $ | 19,781 |  |  | $ | 3,742 |  |  | $ | 10,875 |  |  | $ | - |  |  | $ | 14,617 |
Subordinated notes |  |  | - |  |  |  | 5,000 |  |  |  | - |  |  |  | 5,000 |  |  |  | - |  |  |  | 4,735 |  |  |  | - |  |  |  | 4,735 |
SBA loan pools |  |  | - |  |  |  | 1,495 |  |  |  | 5,342 |  |  |  | 6,837 |  |  |  | - |  |  |  | 1,485 |  |  |  | 4,372 |  |  |  | 5,857 |
Municipal bonds |  |  | - |  |  |  | 561 |  |  |  | - |  |  |  | 561 |  |  |  | - |  |  |  | 477 |  |  |  | - |  |  |  | 477 |
Available-for-sale securities with stated maturity dates |  |  | 3,787 |  |  |  | 23,050 |  |  |  | 5,342 |  |  |  | 32,179 |  |  |  | 3,742 |  |  |  | 17,572 |  |  |  | 4,372 |  |  |  | 25,686 |
U. S. Government agency and mortgage-backed securities |  |  | - |  |  |  | 5,312 |  |  |  | 69,222 |  |  |  | 74,534 |  |  |  | - |  |  |  | 4,132 |  |  |  | 56,099 |  |  |  | 60,231 |
|  | $ | 3,787 |  |  | $ | 28,362 |  |  | $ | 74,564 |  |  | $ | 106,713 |  |  | $ | 3,742 |  |  | $ | 21,704 |  |  | $ | 60,471 |  |  | $ | 85,917 |
December 31, 2021: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Corporate bonds |  | $ | 17,754 |  |  | $ | - |  |  | $ | - |  |  | $ | 17,754 |  |  | $ | 16,921 |  |  | $ | - |  |  | $ | - |  |  | $ | 16,921 |
Subordinated notes |  |  | - |  |  |  | 4,608 |  |  |  | - |  |  |  | 4,608 |  |  |  | - |  |  |  | 4,626 |  |  |  | - |  |  |  | 4,626 |
SBA loan pools |  |  | - |  |  |  | - |  |  |  | 5,772 |  |  |  | 5,772 |  |  |  | - |  |  |  | - |  |  |  | 5,603 |  |  |  | 5,603 |
Municipal bonds |  |  | - |  |  |  | 563 |  |  |  | - |  |  |  | 563 |  |  |  | - |  |  |  | 562 |  |  |  | - |  |  |  | 562 |
Available-for-sale securities with stated maturity dates |  |  | 17,754 |  |  |  | 5,171 |  |  |  | 5,772 |  |  |  | 28,697 |  |  |  | 16,921 |  |  |  | 5,188 |  |  |  | 5,603 |  |  |  | 27,712 |
U. S. Government agency and mortgage-backed securities |  |  | 13,876 |  |  |  | - |  |  |  | 53,974 |  |  |  | 67,850 |  |  |  | 13,835 |  |  |  | - |  |  |  | 52,794 |  |  |  | 66,629 |
|  | $ | 31,630 |  |  | $ | 5,171 |  |  | $ | 59,746 |  |  | $ | 96,547 |  |  | $ | 30,756 |  |  | $ | 5,188 |  |  | $ | 58,397 |  |  | $ | 94,341 |

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- Definition Tabular disclosure of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -URI https://asc.fasb.org/topic&trid=2196928 + Details
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