Segment Results and Concentrations (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended	12 Months Ended
Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016	Dec. 31, 2016
Net sales, gross profit and gross margin by segment [Abstract]
Net sales	$ 60,550	$ 62,278	$ 104,852	$ 101,500
Gross profit	$ 18,329	$ 20,498	$ 30,998	$ 29,215
Gross margin (in hundredths)	30.30%	32.90%	29.60%	28.80%
Beer Related \| Operating Segments
Net sales, gross profit and gross margin by segment [Abstract]
Net sales	$ 53,435	$ 54,832	$ 91,286	$ 87,311
Gross profit	$ 17,620	$ 19,369	$ 29,890	$ 27,223
Gross margin (in hundredths)	33.00%	35.30%	32.70%	31.20%
Pubs \| Operating Segments
Net sales, gross profit and gross margin by segment [Abstract]
Net sales	$ 7,115	$ 7,446	$ 13,566	$ 14,189
Gross profit	$ 709	$ 1,129	$ 1,108	$ 1,992
Gross margin (in hundredths)	10.00%	15.20%	8.20%	14.00%
Sales
Sales and receivables from Anheuser-Busch, LLC [Abstract]
Anheuser-Busch, LLC (in hundredths)	76.80%	80.20%	74.20%	78.70%
Accounts Receivable
Sales and receivables from Anheuser-Busch, LLC [Abstract]
Anheuser-Busch, LLC (in hundredths)			60.80%		66.60%

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- Definition

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

+ References

No definition available.

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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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
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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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-Publisher FASB
-Name Accounting Standards Codification
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Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

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-Publisher FASB
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