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Inventories (Details) - USD ($)
$ in Thousands
Sep. 30, 2017
Dec. 31, 2016
Inventories details [Abstract]    
Raw materials $ 7,920 $ 6,947
Work in process 2,202 2,996
Finished goods 5,383 6,601
Packaging materials 443 567
Promotional merchandise 1,138 1,353
Brewpub food, beverages and supplies 573 627
Total inventories $ 17,659 $ 19,091