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11. Segments, Products and Customers (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Total sales	$ 118,893	$ 123,879
Total sales percentage	100.00%	100.00%
Drinkable Kefir Other Than ProBugs [Member]
Total sales	$ 90,514	$ 96,782
Total sales percentage	76.00%	78.00%
Lifeway Cheese Products [Member]
Total sales	$ 11,516	$ 11,007
Total sales percentage	10.00%	9.00%
Cream and other [Member]
Total sales	$ 6,527	$ 6,114
Total sales percentage	5.00%	5.00%
ProBugs Kefir [Member]
Total sales	$ 4,537	$ 6,722
Total sales percentage	4.00%	5.00%
Other dairy [Member]
Total sales	$ 4,138	$ 1,279
Total sales percentage	4.00%	1.00%
Frozen Kefir [Member]
Total sales	$ 1,661	$ 1,975
Total sales percentage	1.00%	2.00%

X

- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 18
-URI http://asc.fasb.org/extlink&oid=84177426&loc=d3e6351-108592

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=77997519&loc=d3e13531-108611

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
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-Section 50
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-URI http://asc.fasb.org/extlink&oid=77997519&loc=d3e13537-108611

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X

- Definition

Aggregate revenue during the period from the sale of goods in the normal course of business, after deducting returns, allowances and discounts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1(a))
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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- Details

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