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Note 21 - Segment Reporting (Tables)
12 Months Ended
Dec. 31, 2021
Notes Tables  
Schedule of Segment Reporting Information, by Segment [Table Text Block]
  

Year

Ended

  

Percentage

 
  

December 31,

2021

  

of Total

Revenue

 

Optical & Wound Care

 $7,834   93

%

Skincare

  587   7

%

         

Total revenue

 $8,421   100

%

  

Year

Ended

  

Percentage

 
  

December 31,

2021

  

of Total Gross

Margin

 

Optical &Wound Care

 $5,336   95

%

Skincare

  309   5

%

         

Total gross margin

 $5,645   100

%