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12. Segments, Products and Customers (Tables)
3 Months Ended
Mar. 31, 2020
Segment Reporting [Abstract]  
Schedule of sales of products by category
    2020     2019  
    $     %     $     %  
Drinkable Kefir other than ProBugs   $ 19,857       78%     $ 18,886       77%  
Cheese     3,260       13%       2,851       12%  
Cream and other     781       3%       1,301       5%  
ProBugs Kefir     860       3%       763       3%  
Other dairy     371       2%       479       2%  
Frozen Kefir (a)     259       1%       335       1%  
Net Sales   $ 25,388       100%     $ 24,615       100%