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Note 8 - Other Intangible Assets (Tables)
12 Months Ended
Dec. 31, 2024
Notes Tables  
Schedule of Finite-Lived Intangible Assets [Table Text Block]
   

Balance at December 31, 2023

 
           

Accumulated

   

Impairments

         
   

Gross

   

Amortization

   

to Date

   

Net

 

Indefinite-lived intangible assets

                               

DERMAdoctor Trade names

  $ 2,080     $     $ (2,080 )   $  
                                 

Amortizable intangible assets

                               

DERMAdoctor Customer relationships

    290       (60 )     (230 )      

DERMAdoctor Trade secrets / product formulations

    2,890       (515 )     (2,375 )      
                                 

Total other intangible assets

  $ 5,260     $ (575 )   $ (4,685 )   $