Segment Results and Concentrations (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Net sales, gross profit and gross margin by segment [Abstract]
Net Sales	$ 192,971	$ 206,186	$ 207,456
Gross profit	$ 62,849	$ 68,323	$ 65,258
Gross margin (in hundredths)	32.60%	33.10%	31.50%
Beer Related \| Operating Segments
Net sales, gross profit and gross margin by segment [Abstract]
Net Sales	$ 169,275	$ 182,163	$ 179,830
Gross profit	$ 60,601	$ 66,958	$ 63,412
Gross margin (in hundredths)	35.80%	36.80%	35.30%
Brewpubs \| Operating Segments
Net sales, gross profit and gross margin by segment [Abstract]
Net Sales	$ 23,696	$ 24,023	$ 27,626
Gross profit	$ 2,248	$ 1,365	$ 1,846
Gross margin (in hundredths)	9.50%	5.70%	6.70%
Sales
Sales and receivables from Anheuser-Busch, LLC [Abstract]
Anheuser-Busch, LLC (in hundredths)	80.00%	77.20%	74.90%
Accounts Receivable
Sales and receivables from Anheuser-Busch, LLC [Abstract]
Anheuser-Busch, LLC (in hundredths)	65.10%	79.80%

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Gross margin is entity's total sales revenue minus its cost of goods sold, divided by the total sales revenue, expressed as percentage.

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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.

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Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity.

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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