Quarterly report [Sections 13 or 15(d)]

Note 14 - Commitments and Contingencies (Details Textual)

v3.26.1
Note 14 - Commitments and Contingencies (Details Textual)
$ in Thousands
3 Months Ended
Apr. 16, 2025
USD ($)
Oct. 15, 2012
USD ($)
Mar. 31, 2026
USD ($)
Dec. 31, 2025
USD ($)
Number Of License Agreements     2  
Purchase Obligation     $ 1,385 $ 874
Long-Term Purchase Commitment, Period (Year)     1 year  
Lessee, Operating Lease, Liability, to be Paid     $ 503  
License Agreements with Vanderbilt University [Member]        
Number Of License Agreements     1  
Licensed Patent Products [Member] | License Agreements with Vanderbilt University [Member]        
Royalty Percentage 3.75%      
Royalty Expense $ 100      
Royalty Agreement Terms [Member]        
Royalty Expense   $ 250    
Royalty Agreement Terms [Member] | Sales of Licensed Medical Devices [Member]        
Royalty Percentage     1.00%  
Royalty Agreement Terms [Member] | Sub-license [Member]        
Royalty Percentage     21.00%  
Royalty Agreement Terms [Member] | Licensed Patent Products [Member]        
Royalty Percentage   6.00%    
Royalty Agreement Terms [Member] | Licensed Software Products [Member]        
Royalty Percentage   3.00%