Document and Entity Information - USD ($)	12 Months Ended
	Dec. 31, 2015	Jan. 31, 2016
Entity Registrant Name	GRANT PARK FUTURES FUND LIMITED PARTNERSHIP
Entity Central Index Key	0000845698
Document Type	10-K
Document Period End Date	Dec. 31, 2015
Amendment Flag	false
Current Fiscal Year End Date	--12-31
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Filer Category	Non-accelerated Filer
Entity Public Float	$ 0
Document Fiscal Year Focus	2015
Document Fiscal Period Focus	FY
Class A
Entity Common Stock, Shares Outstanding		10,057.11
Class B
Entity Common Stock, Shares Outstanding		131,774.28
Legacy 1 Class
Entity Common Stock, Shares Outstanding		2,287.14
Legacy 2 Class
Entity Common Stock, Shares Outstanding		778.65
Global 1 Class
Entity Common Stock, Shares Outstanding		23,267.62
Global 2 Class
Entity Common Stock, Shares Outstanding		4,658.61
Global 3 Class
Entity Common Stock, Shares Outstanding		76,427.67