v3.26.1
Note 2 - Summary of Significant Accounting Policies - Fair Value Valuation Assumption (Details) - Earnout Liability [Member]
Jun. 30, 2026
Dec. 31, 2025
Enfinity And Empower Products [Member] | Measurement Input, Discount Rate [Member]    
Measurement Input 0.21 0.21
Enfinity And Empower Products [Member] | Measurement Input Probability Of Milestone Achievement [Member]    
Measurement Input 0 1
Enfinity And Empower Products [Member] | Measurement Input, Expected Term [Member]    
Measurement Input 0.5 1
Hair And Scalp Products [Member] | Measurement Input, Discount Rate [Member]    
Measurement Input 0.21 0.21
Hair And Scalp Products [Member] | Measurement Input Probability Of Milestone Achievement [Member]    
Measurement Input 0 0.25
Hair And Scalp Products [Member] | Measurement Input, Expected Term [Member]    
Measurement Input 0.54 1.04