Note 8 - Commitments (Details Textual) |
6 Months Ended |
|---|---|
|
Jun. 30, 2026
USD ($)
| |
| Leksell Gamma Knife Icon Systems and Linear Accelerator System [Member] | |
| Long-term Install Service and Purchase Commitment, Amount | $ 7,884,000 |
| Long-term Commitment, Cash on Hand to Fund | 6,761,000 |
| LINAC System [Member] | |
| Long-Term Service Commitment, Amount | $ 5,764,000 |
| LINAC System [Member] | Minimum [Member] | |
| Long-Term Service Commitment, Period (Year) | 5 years |