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v3.25.3

Note 2 - Property and Equipment (Details Textual) - USD ($) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Dec. 31, 2024
Net Income (Loss) Attributable to Parent | $ (17,000) | $ (207,000) | $ (922,000) | $ 3,514,000 |
Earnings Per Share, Diluted (in dollars per share) | $ (0) | $ (0.03) | $ (0.14) | $ 0.54 |
Medical and Office Equipment [Member] | Minimum [Member] |  |  |  |  |
Property, Plant and Equipment, Useful Life (Year) | 3 years |  | 3 years |  |
Medical and Office Equipment [Member] | Maximum [Member] |  |  |  |  |
Property, Plant and Equipment, Useful Life (Year) | 10 years |  | 10 years |  |
Gamma Knife Units [Member] |  |  |  |  |
Property, Plant, and Equipment, Salvage Value |  |  |  |  | $ 0
Gamma Knife Units [Member] | Salvage Value [Member] |  |  |  |  |
Net Income (Loss) Attributable to Parent | $ (10,000) |  | $ (103,000) |  |
Earnings Per Share, Diluted (in dollars per share) | $ 0 |  | $ 0.01 |  |
PBRT Equipment [Member] |  |  |  |  |
Property, Plant and Equipment, Useful Life (Year) | 20 years |  | 20 years |  |

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