The revenues for 2021 and 2020 by category are as follows: (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Revenue from External Customer [Line Items]
Total revenue	$ 29,475	$ 17,123
Personal Care Ingredients [Member]
Revenue from External Customer [Line Items]
Total revenue	18,175	6,737
Advanced Materials [Member]
Revenue from External Customer [Line Items]
Total revenue	7,739	5,536
Solesence [Member]
Revenue from External Customer [Line Items]
Total revenue	$ 3,561	$ 4,850