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Segments And Products (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Total sales $ 137,244 $ 130,216 $ 108,966
ProBugs[Member]      
Total sales 7,936 7,868 7,127
Drinkable Kefir Other Than ProBugs [Member]      
Total sales 118,090 110,297 90,441
Lifeway Farmer Cheese [Member]      
Total sales 9,725 10,266 9,388
Frozen Kefir [Member]      
Total sales $ 1,493 $ 1,785 $ 2,010