v3.26.1
Note B - CB Oncology Partners (Details Textual) - USD ($)
3 Months Ended 12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Dec. 31, 2024
Income (Loss) from Equity Method Investments $ 0 $ 0    
CB Oncology Partners ("CBOP") [Member]        
Financing Receivable, after Allowance for Credit Loss 525,000      
CB Oncology Partners ("CBOP") [Member]        
Income (Loss) from Equity Method Investments $ 80,000 $ 92,000 $ 261,000 $ 278,000