Segment Reporting (Details 2) (USD $) In Thousands, unless otherwise specified	3 Months Ended												12 Months Ended
	Sep. 27, 2014	Jun. 28, 2014	Mar. 29, 2014	Dec. 28, 2013	Sep. 28, 2013	Jun. 29, 2013	Mar. 30, 2013	Dec. 29, 2012	Sep. 29, 2012	Jun. 23, 2012	Mar. 24, 2012	Dec. 24, 2011	Sep. 27, 2014	Sep. 28, 2013	Sep. 29, 2012
Segment Reporting
Net sales	$ 1,195,567	$ 1,022,371	$ 1,103,072	$ 1,386,670	$ 1,047,177	$ 967,072	$ 1,004,792	$ 1,339,059	$ 946,736	$ 869,194	$ 885,052	$ 1,158,216	$ 4,707,680	$ 4,358,100	$ 3,859,198
Fixed assets, net	1,171,425				985,563								1,171,425	985,563
Customer Concentration Risk [Member] | Sales Revenue, Net [Member] | Wal Mart Stores Inc and Affiliates [Member]
Segment Reporting
Percentage of net sales													17.00%	14.00%	12.00%
Customer Concentration Risk [Member] | Sales Revenue, Net [Member] | Costco Wholesale Corporation [Member]
Segment Reporting
Percentage of net sales													12.00%	11.00%
Portion Packs [Member]
Segment Reporting
Net sales													3,604,539	3,187,350	2,708,886
Brewers and Accessories [Member]
Segment Reporting
Net sales													822,271	827,570	759,805
Other Products and Royalties [Member]
Segment Reporting
Net sales													280,870	343,180	390,507
UNITED STATES
Segment Reporting
Net sales													4,074,968	3,721,182	3,248,543
Fixed assets, net	1,010,181				844,471								1,010,181	844,471
CANADA
Segment Reporting
Net sales													621,460	634,360	609,828
Fixed assets, net	125,155				135,440								125,155	135,440
Other Geographical Location [Member]
Segment Reporting
Net sales													11,252	2,558	827
Fixed assets, net	$ 36,089				$ 5,652								$ 36,089	$ 5,652