Consolidated Statement of Changes in Stockholders' Equity (USD $) In Thousands, except Share data, unless otherwise specified	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Total
Balance at Sep. 28, 2013	$ 15,026	$ 1,387,322	$ 1,252,407	$ (19,185)	$ 2,635,570
Balance (in shares) at Sep. 28, 2013	150,265,809				150,265,809
Increase (Decrease) in Stockholders' Equity
Sale of common stock	1,809	1,346,605			1,348,414
Sale of common stock (in shares)	18,091,139
Options exercised	181	26,015			26,196
Options exercised (in shares)	1,804,378
Issuance of common stock under employee stock purchase plan	11	6,936			6,947
Issuance of common stock under employee stock purchase plan (in shares)	108,115
Restricted stock awards and units	4	(4)
Restricted stock awards and units (in shares)	42,231
Repurchase of common stock	770	996,616			997,386
Repurchase of common stock (in shares)	7,699,076				7,699,076
Stock compensation expense		23,325			23,325
Tax benefit from equity-based compensation plans		52,663			52,663
Deferred compensation expense		163			163
Adjustment of redeemable noncontrolling interests to redemption value			(1,804)		(1,804)
Other comprehensive loss, net of tax				(8,827)	(8,827)
Net income attributable to GMCR			455,462		455,462
Cash dividends declared			(118,358)		(118,358)
Balance at Jun. 28, 2014	$ 16,261	$ 1,846,409	$ 1,587,707	$ (28,012)	$ 3,422,365
Balance (in shares) at Jun. 28, 2014	162,612,596				162,612,596