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Note 3 - Summary of Significant Accounting Policies (Details Textual)
12 Months Ended
Dec. 31, 2025
USD ($)
Dec. 31, 2024
USD ($)
Number of Operating Segments 2  
Number of Reportable Segments 2  
Cash, FDIC Insured Amount $ 250,000  
Cash, Uninsured Amount 1,100,000  
Contract with Customer, Liability 200,000 $ 100,000
Advertising Expense $ 200,000 $ 200,000
Healthcare Operations [Member]    
Impairment, Intangible Asset, Statement of Income or Comprehensive Income [Extensible Enumeration]   Asset Impairment Charges
Impairment of Intangible Assets (Excluding Goodwill)   $ 12,800,000
Trade Names and Customer Contracts [Member]    
Finite-Lived Intangible Asset, Useful Life (Year) 10 years  
Maximum [Member]    
Cash, FDIC Insured Amount $ 250,000