Revenue Recognition - Disaggregated Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Disaggregation of Revenue [Line Items]
Sales	$ 49,768	$ 50,085
Product sold through distributor agreements2
Disaggregation of Revenue [Line Items]
Sales	41,128	39,667
Alternating proprietorship and contract brewing fees3
Disaggregation of Revenue [Line Items]
Sales	847	2,710
International distribution fees
Disaggregation of Revenue [Line Items]
Sales	812	850
Brewpubs
Disaggregation of Revenue [Line Items]
Sales	6,203	6,011
Other
Disaggregation of Revenue [Line Items]
Sales	778	847
Beer Related
Disaggregation of Revenue [Line Items]
Sales	43,565	44,074
Beer Related | Product sold through distributor agreements2
Disaggregation of Revenue [Line Items]
Sales	41,128	39,667
Beer Related | Alternating proprietorship and contract brewing fees3
Disaggregation of Revenue [Line Items]
Sales	847	2,710
Beer Related | International distribution fees
Disaggregation of Revenue [Line Items]
Sales	812	850
Beer Related | Brewpubs
Disaggregation of Revenue [Line Items]
Sales	0	0
Beer Related | Other
Disaggregation of Revenue [Line Items]
Sales	778	847
Brewpubs
Disaggregation of Revenue [Line Items]
Sales	6,203	6,011
Brewpubs | Product sold through distributor agreements2
Disaggregation of Revenue [Line Items]
Sales	0	0
Brewpubs | Alternating proprietorship and contract brewing fees3
Disaggregation of Revenue [Line Items]
Sales	0	0
Brewpubs | International distribution fees
Disaggregation of Revenue [Line Items]
Sales	0	0
Brewpubs | Brewpubs
Disaggregation of Revenue [Line Items]
Sales	6,203	6,011
Brewpubs | Other
Disaggregation of Revenue [Line Items]
Sales	$ 0	$ 0
Sales
Disaggregation of Revenue [Line Items]
Percentage of concentration	81.20%	76.60%