Note 7 - Revenue Recognition (Details Textual) - USD ($) |
3 Months Ended | 6 Months Ended | |||
---|---|---|---|---|---|
Jun. 30, 2024 |
Jun. 30, 2023 |
Jun. 30, 2024 |
Jun. 30, 2023 |
Dec. 31, 2023 |
|
Allowance for Material Returns | $ 268,242 | $ 268,242 | $ 247,847 | ||
Contract with Customer, Liability, Current | $ 0 | $ 0 | $ 15,498 | ||
Cosmetic Ingredients [Member] | Non-US [Member] | Geographic Concentration Risk [Member] | Revenue Benchmark [Member] | |||||
Concentration Risk, Percentage | 17.00% | 22.00% | 15.00% | 23.00% | |
ASI [Member] | Non-US [Member] | Geographic Concentration Risk [Member] | Revenue Benchmark [Member] | |||||
Concentration Risk, Percentage | 85.00% | 65.00% | 84.00% | 68.00% | |
ASI [Member] | CHINA | Geographic Concentration Risk [Member] | Revenue Benchmark [Member] | |||||
Concentration Risk, Percentage | 56.00% | 35.00% | 50.00% | 29.00% |