Equity and Distributions, Distributions (Details) (USD $)	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2015
Distributions to Partners [Abstract]
Number of Designated Units to be excluded from distributions during 2015		35,380,000
Cash Distribution [Member] | First Quarter 2014 Distribution [Member]
Distributions to Partners [Abstract]
Distribution Per Common Unit (in dollars per unit)	$ 0.3550
Record Date	Apr. 30, 2014
Payment Date	May 07, 2014
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