Equity and Distributions, Distributions (Details) - $ / shares	9 Months Ended		12 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Distributions to Partners [Abstract]
Number of Designated Units excluded from distributions (in units)			35,380,000
Cash Distribution [Member] | First Quarter 2015 Distribution [Member]
Distributions to Partners [Abstract]
Distribution Per Common Unit (in dollars per unit)		$ 0.3750
Record Date		Apr. 30, 2015
Payment Date		May 07, 2015
Cash Distribution [Member] | Second Quarter 2015 Distribution [Member]
Distributions to Partners [Abstract]
Distribution Per Common Unit (in dollars per unit)		$ 0.3800
Record Date		Jul. 31, 2015
Payment Date		Aug. 07, 2015
Cash Distribution [Member] | Third Quarter 2015 Distribution [Member]
Distributions to Partners [Abstract]
Distribution Per Common Unit (in dollars per unit)		$ 0.3850
Record Date		Oct. 30, 2015
Payment Date		Nov. 06, 2015
Cash Distribution [Member] | First Quarter 2016 Distribution [Member]
Distributions to Partners [Abstract]
Distribution Per Common Unit (in dollars per unit)	$ 0.3950
Record Date	Apr. 29, 2016
Payment Date	May 06, 2016
Cash Distribution [Member] | Second Quarter 2016 Distribution [Member]
Distributions to Partners [Abstract]
Distribution Per Common Unit (in dollars per unit)	$ 0.4000
Record Date	Jul. 29, 2016
Payment Date	Aug. 05, 2016
Cash Distribution [Member] | Third Quarter 2016 Distribution [Member]
Distributions to Partners [Abstract]
Distribution Per Common Unit (in dollars per unit)	$ 0.4050
Record Date	Oct. 31, 2016
Payment Date	Nov. 07, 2016