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The revenues, by category, for the three and nine months ended September 30, 2022 and 2021 are as follows: (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Revenue from External Customer [Line Items]
Total revenue	$ 9,678	$ 7,924	$ 29,056	$ 22,110
Solesence [Member]
Revenue from External Customer [Line Items]
Total revenue	5,932	4,571	18,591	13,369
Personal Care Ingredients [Member]
Revenue from External Customer [Line Items]
Total revenue	2,903	2,171	8,589	5,347
Advanced Materials [Member]
Revenue from External Customer [Line Items]
Total revenue	$ 843	$ 1,182	$ 1,876	$ 3,394

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

+ References

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