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Note 6 - Investments (Tables) | 6 Months Ended
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Jun. 30, 2023
Notes Tables |
Schedule of Available-for-Sale Securities Reconciliation [Table Text Block] |
(in thousands) |  | June 30, 2023 |
|  | Amortized Cost |  |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Estimated Fair Value |
Fixed maturities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. government, government agencies and authorities |  | $ | 14,780 |  |  | $ | — |  |  | $ | 635 |  |  | $ | 14,145 |
States, municipalities and political subdivisions |  |  | 3,224 |  |  |  | — |  |  |  | 155 |  |  |  | 3,069 |
Mortgage-backed |  |  | 8,682 |  |  |  | — |  |  |  | 640 |  |  |  | 8,042 |
Asset-backed |  |  | 1,435 |  |  |  | — |  |  |  | 68 |  |  |  | 1,367 |
Corporate |  |  | 10,460 |  |  |  | 2 |  |  |  | 892 |  |  |  | 9,570 |
Total fixed maturities |  | $ | 38,581 |  |  | $ | 2 |  |  | $ | 2,390 |  |  | $ | 36,193 |
(in thousands) |  | December 31, 2022 |
|  | Amortized Cost |  |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Estimated Fair Value |
Fixed maturities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. government, government agencies and authorities |  | $ | 15,797 |  |  | $ | — |  |  | $ | 717 |  |  | $ | 15,080 |
States, municipalities and political subdivisions |  |  | 2,390 |  |  |  | — |  |  |  | 158 |  |  |  | 2,232 |
Mortgage-backed |  |  | 9,058 |  |  |  | 1 |  |  |  | 647 |  |  |  | 8,412 |
Asset-backed |  |  | 1,682 |  |  |  | — |  |  |  | 72 |  |  |  | 1,610 |
Corporate |  |  | 11,200 |  |  |  | 1 |  |  |  | 944 |  |  |  | 10,257 |
Total fixed maturities |  | $ | 40,127 |  |  | $ | 2 |  |  | $ | 2,538 |  |  | $ | 37,591 |
Investments Classified by Contractual Maturity Date [Table Text Block] |
(in thousands) |  | June 30, 2023 |
|  | Amortized Cost |  |  | Estimated Fair Value |
Due in one year or less |  | $ | 6,899 |  |  | $ | 6,797 |
Due after one year through five years |  |  | 25,865 |  |  |  | 24,212 |
Due after five years through ten years |  |  | 1,368 |  |  |  | 1,214 |
Due after ten years |  |  | 4,449 |  |  |  | 3,970 |
Total |  | $ | 38,581 |  |  | $ | 36,193 |
Debt Securities, Available-for-Sale, Unrealized Loss Position, Fair Value [Table Text Block] |
(in thousands) |  | June 30, 2023 |
|  | Less than 12 Months |  |  | Greater than 12 Months |  |  | Total |
|  | Estimated Fair Value |  |  | Unrealized Loss |  |  | Estimated Fair Value |  |  | Unrealized Loss |  |  | Estimated Fair Value |  |  | Unrealized Loss |
Fixed maturities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. government, government agencies and authorities |  | $ | 4,081 |  |  | $ | 62 |  |  | $ | 10,064 |  |  | $ | 573 |  |  | $ | 14,145 |  |  | $ | 635 |
States, municipalities and political subdivisions |  |  | 838 |  |  |  | 19 |  |  |  | 2,031 |  |  |  | 136 |  |  |  | 2,869 |  |  |  | 155 |
Mortgage-backed |  |  | 1,328 |  |  |  | 24 |  |  |  | 6,714 |  |  |  | 616 |  |  |  | 8,042 |  |  |  | 640 |
Asset-backed |  |  | 302 |  |  |  | 5 |  |  |  | 1,065 |  |  |  | 63 |  |  |  | 1,367 |  |  |  | 68 |
Corporate |  |  | 1,732 |  |  |  | 47 |  |  |  | 7,604 |  |  |  | 845 |  |  |  | 9,336 |  |  |  | 892 |
Total fixed maturities |  | $ | 8,281 |  |  | $ | 157 |  |  | $ | 27,478 |  |  | $ | 2,233 |  |  | $ | 35,759 |  |  | $ | 2,390 |
(in thousands) |  | December 31, 2022 |
|  | Less than 12 Months |  |  | Greater than 12 Months |  |  | Total |
|  | Estimated Fair Value |  |  | Unrealized Loss |  |  | Estimated Fair Value |  |  | Unrealized Loss |  |  | Estimated Fair Value |  |  | Unrealized Loss |
Fixed maturities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. government, government agencies and authorities |  | $ | 4,543 |  |  | $ | 126 |  |  | $ | 10,537 |  |  | $ | 591 |  |  | $ | 15,080 |  |  | $ | 717 |
States, municipalities and political subdivisions |  |  | 1,040 |  |  |  | 73 |  |  |  | 937 |  |  |  | 85 |  |  |  | 1,977 |  |  |  | 158 |
Mortgage-backed |  |  | 2,248 |  |  |  | 93 |  |  |  | 5,756 |  |  |  | 554 |  |  |  | 8,004 |  |  |  | 647 |
Asset-backed |  |  | 1,251 |  |  |  | 39 |  |  |  | 299 |  |  |  | 33 |  |  |  | 1,550 |  |  |  | 72 |
Corporate |  |  | 3,244 |  |  |  | 155 |  |  |  | 6,760 |  |  |  | 789 |  |  |  | 10,004 |  |  |  | 944 |
Total fixed maturities |  | $ | 12,326 |  |  | $ | 486 |  |  | $ | 24,289 |  |  | $ | 2,052 |  |  | $ | 36,615 |  |  | $ | 2,538 |
Investment Income [Table Text Block] |
(in thousands) |  | Three months ended June 30, |  |  | Six months ended June 30, |
|  | 2023 |  |  | 2022 |  |  | 2023 |  |  | 2022 |
Investment income: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest from fixed maturities |  | $ | 243 |  |  | $ | 117 |  |  | $ | 472 |  |  | $ | 210 |
Dividends |  |  | 14 |  |  |  | 33 |  |  |  | 74 |  |  |  | 64 |
Income (loss) from limited liability investments |  |  | 1 |  |  |  | 52 |  |  |  | (33 | ) |  |  | 287 |
Income from limited liability investments, at fair value |  |  | — |  |  |  | 4 |  |  |  | — |  |  |  | 4 |
Income from real estate investments |  |  | — |  |  |  | 200 |  |  |  | — |  |  |  | 400 |
Other |  |  | 102 |  |  |  | 87 |  |  |  | 622 |  |  |  | 170 |
Gross investment income |  |  | 360 |  |  |  | 493 |  |  |  | 1,135 |  |  |  | 1,135 |
Investment expenses |  |  | (30 | ) |  |  | (28 | ) |  |  | (67 | ) |  |  | (51 | )
Net investment income |  | $ | 330 |  |  | $ | 465 |  |  | $ | 1,068 |  |  | $ | 1,084 |
Realized Gain (Loss) on Investments [Table Text Block] |
(in thousands) |  | Three months ended June 30, |  |  | Six months ended June 30, |
|  | 2023 |  |  | 2022 |  |  | 2023 |  |  | 2022 |
Gross realized gains |  | $ | — |  |  | $ | — |  |  | $ | 2 |  |  | $ | 1 |
Gross realized losses |  |  | — |  |  |  | (16 | ) |  |  | — |  |  |  | (21 | )
Net |  | $ | — |  |  | $ | (16 | ) |  | $ | 2 |  |  | $ | (20 | )
Fair Value, Measured on Recurring Basis, Gain (Loss) Included in Earnings [Table Text Block] |
(in thousands) |  | Three months ended June 30, |  |  | Six months ended June 30, |
|  | 2023 |  |  | 2022 |  |  | 2023 |  |  | 2022 |
Net gains recognized on equity investments sold during the period |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |
Change in unrealized gains (losses) on equity investments held at end of the period |  |  | 1,707 |  |  |  | (38 | ) |  |  | 2,782 |  |  |  | (48 | )
Gain (loss) on change in fair value of equity investments |  | $ | 1,707 |  |  | $ | (38 | ) |  | $ | 2,782 |  |  | $ | (48 | )

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