Segment Results and Concentrations (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014
Net sales, gross profit and gross margin by segment [Abstract]
Net sales	$ 58,531	$ 56,686	$ 100,240	$ 100,512
Gross profit	$ 18,690	$ 18,574	$ 29,852	$ 30,414
Gross margin (in hundredths)	31.90%	32.80%	29.80%	30.30%
Beer Related | Operating Segments
Net sales, gross profit and gross margin by segment [Abstract]
Net sales	$ 51,229	$ 50,043	$ 86,787	$ 87,857
Gross profit	$ 17,715	$ 17,659	$ 28,281	$ 28,706
Gross margin (in hundredths)	34.60%	35.30%	32.60%	32.70%
Pubs | Operating Segments
Net sales, gross profit and gross margin by segment [Abstract]
Net sales	$ 7,302	$ 6,643	$ 13,453	$ 12,655
Gross profit	$ 975	$ 915	$ 1,571	$ 1,708
Gross margin (in hundredths)	13.40%	13.80%	11.70%	13.50%
Sales
Sales and receivables from Anheuser-Busch, LLC [Abstract]
Anheuser-Busch, LLC (in hundredths)	82.30%	84.00%	80.80%	82.50%
Accounts Receivable
Sales and receivables from Anheuser-Busch, LLC [Abstract]
Anheuser-Busch, LLC (in hundredths)			67.30%		66.80%