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Segments, Products and Customers (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Total sales $ 37,030 $ 33,103
Drinkable Kefir Other Than ProBugs [Member]    
Total sales 32,249 28,200
ProBugs[Member]    
Total sales 1,885 2,079
Lifeway Farmer Cheese [Member]    
Total sales 2,637 2,513
Frozen Kefir [Member]    
Total sales $ 259 $ 311