Segment Results and Concentrations (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Net sales, gross profit and gross margin by segment [Abstract]
Net sales	$ 55,203	$ 54,689	$ 156,703	$ 154,929
Gross profit	$ 16,974	$ 16,859	$ 46,189	$ 46,711
Gross margin (in hundredths)	30.70%	30.80%	29.50%	30.10%
Beer Related | Operating Segments
Net sales, gross profit and gross margin by segment [Abstract]
Net sales	$ 47,165	$ 46,940	$ 134,476	$ 133,727
Gross profit	$ 15,823	$ 15,633	$ 43,046	$ 43,914
Gross margin (in hundredths)	33.50%	33.30%	32.00%	32.80%
Pubs | Operating Segments
Net sales, gross profit and gross margin by segment [Abstract]
Net sales	$ 8,038	$ 7,749	$ 22,227	$ 21,202
Gross profit	$ 1,151	$ 1,226	$ 3,143	$ 2,797
Gross margin (in hundredths)	14.30%	15.80%	14.10%	13.20%
Sales
Sales and receivables from Anheuser-Busch, LLC [Abstract]
Anheuser-Busch, LLC (in hundredths)	76.70%	80.80%	78.00%	80.80%
Accounts Receivable | Affiliated entity | Anheuser-Busch, LLC
Sales and receivables from Anheuser-Busch, LLC [Abstract]
Anheuser-Busch, LLC (in hundredths)			73.80%		66.40%