Document and Entity Information (USD $)	12 Months Ended
	Sep. 27, 2014	Nov. 14, 2014	Mar. 29, 2014
Document and Entity Information
Entity Registrant Name	KEURIG GREEN MOUNTAIN, INC.
Entity Central Index Key	0000909954
Document Type	10-K
Document Period End Date	Sep. 27, 2014
Amendment Flag	false
Current Fiscal Year End Date	--09-27
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Filer Category	Large Accelerated Filer
Entity Public Float			$ 17,446,088,000
Entity Common Stock, Shares Outstanding		162,009,539
Document Fiscal Year Focus	2014
Document Fiscal Period Focus	FY