Business Segmentation and Geographical Distribution (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2021	Mar. 31, 2020
Sales	$ 7,072	$ 4,039
Personal Care Ingredients [Member]
Sales	1,395	1,932
Advanced Materials [Member]
Sales	1,378	584
Solesence [Member]
Sales	$ 4,299	$ 1,523

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.

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+ Details