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Note 6 - Investments (Tables) | 3 Months Ended
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Mar. 31, 2025
Notes Tables |
Schedule of Available-for-Sale Securities Reconciliation [Table Text Block] |
(in thousands) |  | March 31, 2025 |
|  | Amortized Cost |  |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Estimated Fair Value |
Fixed maturities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. government, government agencies and authorities |  | $ | 13,589 |  |  | $ | 46 |  |  | $ | 129 |  |  | $ | 13,506 |
States, municipalities and political subdivisions |  |  | 2,602 |  |  |  | 3 |  |  |  | 56 |  |  |  | 2,549 |
Mortgage-backed |  |  | 9,852 |  |  |  | 29 |  |  |  | 321 |  |  |  | 9,560 |
Asset-backed |  |  | 1,338 |  |  |  | 4 |  |  |  | 19 |  |  |  | 1,323 |
Corporate |  |  | 10,342 |  |  |  | 26 |  |  |  | 350 |  |  |  | 10,018 |
Total fixed maturities |  | $ | 37,723 |  |  | $ | 108 |  |  | $ | 875 |  |  | $ | 36,956 |
(in thousands) |  | December 31, 2024 |
|  | Amortized Cost |  |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Estimated Fair Value |
Fixed maturities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. government, government agencies and authorities |  | $ | 13,561 |  |  | $ | 11 |  |  | $ | 218 |  |  | $ | 13,354 |
States, municipalities and political subdivisions |  |  | 2,846 |  |  |  | 2 |  |  |  | 73 |  |  |  | 2,775 |
Mortgage-backed |  |  | 10,309 |  |  |  | 10 |  |  |  | 433 |  |  |  | 9,886 |
Asset-backed |  |  | 1,346 |  |  |  | 2 |  |  |  | 22 |  |  |  | 1,326 |
Corporate |  |  | 10,055 |  |  |  | 9 |  |  |  | 442 |  |  |  | 9,622 |
Total fixed maturities |  | $ | 38,117 |  |  | $ | 34 |  |  | $ | 1,188 |  |  | $ | 36,963 |
Investments Classified by Contractual Maturity Date [Table Text Block] |
(in thousands) |  | March 31, 2025 |
|  | Amortized Cost |  |  | Estimated Fair Value |
Due in one year or less |  | $ | 7,264 |  |  | $ | 7,220 |
Due after one year through five years |  |  | 24,396 |  |  |  | 23,986 |
Due after five years through ten years |  |  | 2,204 |  |  |  | 2,170 |
Due after ten years |  |  | 3,859 |  |  |  | 3,580 |
Total |  | $ | 37,723 |  |  | $ | 36,956 |
Debt Securities, Available-for-Sale, Unrealized Loss Position, Fair Value [Table Text Block] |
(in thousands) |  | March 31, 2025 |
|  | 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 |  | $ | 1,878 |  |  | $ | 17 |  |  | $ | 4,431 |  |  | $ | 112 |  |  | $ | 6,309 |  |  | $ | 129 |
States, municipalities and political subdivisions |  |  | 323 |  |  |  | 1 |  |  |  | 1,380 |  |  |  | 55 |  |  |  | 1,703 |  |  |  | 56 |
Mortgage-backed |  |  | 1,591 |  |  |  | 19 |  |  |  | 4,100 |  |  |  | 302 |  |  |  | 5,691 |  |  |  | 321 |
Asset-backed |  |  | 314 |  |  |  | — |  |  |  | 537 |  |  |  | 19 |  |  |  | 851 |  |  |  | 19 |
Corporate |  |  | 596 |  |  |  | 4 |  |  |  | 6,962 |  |  |  | 346 |  |  |  | 7,558 |  |  |  | 350 |
Total fixed maturities |  | $ | 4,702 |  |  | $ | 41 |  |  | $ | 17,410 |  |  | $ | 834 |  |  | $ | 22,112 |  |  | $ | 875 |
(in thousands) |  | December 31, 2024 |
|  | 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 |  | $ | 2,417 |  |  | $ | 28 |  |  | $ | 7,984 |  |  | $ | 190 |  |  | $ | 10,401 |  |  | $ | 218 |
States, municipalities and political subdivisions |  |  | 331 |  |  |  | 1 |  |  |  | 1,981 |  |  |  | 72 |  |  |  | 2,312 |  |  |  | 73 |
Mortgage-backed |  |  | 3,006 |  |  |  | 57 |  |  |  | 5,477 |  |  |  | 376 |  |  |  | 8,483 |  |  |  | 433 |
Asset-backed |  |  | 254 |  |  |  | — |  |  |  | 756 |  |  |  | 22 |  |  |  | 1,010 |  |  |  | 22 |
Corporate |  |  | 966 |  |  |  | 10 |  |  |  | 7,274 |  |  |  | 432 |  |  |  | 8,240 |  |  |  | 442 |
Total fixed maturities |  | $ | 6,974 |  |  | $ | 96 |  |  | $ | 23,472 |  |  | $ | 1,092 |  |  | $ | 30,446 |  |  | $ | 1,188 |
Investment Income [Table Text Block] |
(in thousands) |  | Three months ended March 31, |
|  | 2025 |  |  | 2024 |
Investment income: |  |  |  |  |  |  |  |
Interest from fixed maturities |  | $ | 336 |  |  | $ | 312 |
Dividends |  |  | 10 |  |  |  | 12 |
Loss from limited liability investments |  |  | — |  |  |  | (60 | )
Other |  |  | 70 |  |  |  | 93 |
Gross investment income |  |  | 416 |  |  |  | 357 |
Investment expenses |  |  | (36 | ) |  |  | (31 | )
Net investment income |  | $ | 380 |  |  | $ | 326 |
Realized Gain (Loss) on Investments [Table Text Block] |
(in thousands) |  | Three months ended March 31, |
|  | 2025 |  |  | 2024 |
Available-for-sale fixed maturities: |  |  |  |  |  |  |  |
Gross realized gains |  | $ | — |  |  | $ | — |
Gross realized losses |  |  | (72 | ) |  |  | — |
Net realized losses on available-for-sale fixed maturities |  |  | (72 | ) |  |  | — |
Limited liability investment, at fair value |  |  | — |  |  |  | 115 |
Investments in private companies |  |  | 1 |  |  |  | 9 |
Net realized (losses) gains |  | $ | (71 | ) |  | $ | 124 |
Fair Value, Measured on Recurring Basis, Gain (Loss) Included in Earnings [Table Text Block] |
(in thousands) |  | Three months ended March 31, |
|  | 2025 |  |  | 2024 |
Net losses recognized on equity investments sold during the period |  | $ | — |  |  | $ | (3 | )
Change in net unrealized (losses) gains recognized on equity investments held at end of the period |  |  | — |  |  |  | — |
Net loss on equity investments |  | $ | — |  |  | $ | (3 | )

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