Consolidated Statements of Operations (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Sep. 29, 2012	Sep. 24, 2011	Sep. 25, 2010
Net sales	$ 3,859,198	$ 2,650,899	$ 1,356,775
Cost of sales	2,589,799	1,746,274	931,017
Gross profit	1,269,399	904,625	425,758
Selling and operating expenses	481,493	348,696	186,418
General and administrative expenses	219,010	187,016	100,568
Operating income	568,896	368,913	138,772
Other income (expense), net	1,819	648	85
Loss on financial instruments, net	(4,945)	(6,245)	(354)
Gain (loss) on foreign currency, net	7,043	(2,912)
Gain on sale of subsidiary	26,311
Interest expense	(22,983)	(57,657)	(5,294)
Income before income taxes	576,141	302,747	133,209
Income tax expense	(212,641)	(101,699)	(53,703)
Net Income	363,500	201,048	79,506
Net income attributable to noncontrolling interests	872	1,547
Net income attributable to GMCR	$ 362,628	$ 199,501	$ 79,506
Basic income per share:
Basic weighted average shares outstanding (in shares)	154,933,948	146,214,860	131,529,412
Net income per common share-basic (in dollars per share)	$ 2.34	$ 1.36	$ 0.60
Diluted income per share:
Diluted weighted average shares outstanding (in shares)	159,075,646	152,142,434	137,834,123
Net income per common share-diluted (in dollars per share)	$ 2.28	$ 1.31	$ 0.58