Summary of Significant Accounting Policies - Additional Information (Detail) (USD $)	3 Months Ended		12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011	Dec. 29, 2012	Dec. 31, 2011	Dec. 25, 2010
Concentration Risk [Line Items]
Decrease in refundable deposits for lost kegs and pallets		$ (1,500,000)	$ (287,000)	$ (1,900,000)
Decrease in gross property, plant and equipment			(1,100,000)	(4,600,000)
Decrease in property, plant and equipment related accumulated depreciation			(1,100,000)	(4,600,000)
Refundable deposits on kegs and pallets	14,200,000	12,600,000	14,200,000	12,600,000
Keg equipment, net of accumulated depreciation	9,800,000	10,800,000	9,800,000	10,800,000
Deferred Revenue,Current	4,109,000	2,316,000	4,109,000	2,316,000
Shipping costs			36,300,000	31,100,000	24,100,000
Advertising and sales promotional expenditures	3,500,000		78,300,000	73,400,000	66,100,000
Amounts paid to customers			169,306,000	157,261,000	135,737,000
Customers programs and incentives
Concentration Risk [Line Items]
Amounts paid to customers			28,100,000	26,500,000	26,000,000
Wholesale
Concentration Risk [Line Items]
Advertising and sales promotional expenditures			8,600,000	7,700,000	7,200,000
Amounts paid to wholesalers			19,500,000	18,800,000	18,800,000
Reduction in revenue related to advertising, promotional and selling expenses			6,300,000
Prior to December 29,2012
Concentration Risk [Line Items]
Deferred Revenue,Current	3,600,000		3,600,000
Prior to December 31, 2011
Concentration Risk [Line Items]
Deferred Revenue,Current		$ 1,700,000		$ 1,700,000