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3. Inventories (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Inventory Disclosure [Abstract]    
Ingredients $ 1,942 $ 1,580
Packaging 2,230 2,072
Finished goods 2,220 2,165
Total inventories, net $ 6,392 $ 5,817