Equity (Distributions) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended				9 Months Ended	3 Months Ended	9 Months Ended	3 Months Ended	12 Months Ended
	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2014	Dec. 31, 2013 Minimum Quarterly Distribution [Member]	Sep. 30, 2014 Minimum Quarterly Distribution [Member]	Dec. 31, 2014 Subsequent Event [Member]	Dec. 31, 2014 Subsequent Event [Member]
Incentive Distribution Made to Managing Member or General Partner [Line Items]
Dividends Payable, Date Declared	Aug. 01, 2014	May 02, 2014						Oct. 31, 2014
Dividends Payable, Date of Record	Aug. 15, 2014	May 16, 2014						Nov. 14, 2014
Dividends Payable, Date to be Paid	Aug. 25, 2014	May 26, 2014						Nov. 24, 2014
Dividend Arrearges, Common Limited Partner Units	$ 0				$ 0
Distribution Made to Limited Partner, Distributions Declared, Per Unit	$ 0.3075	$ 0.2975	$ 0.2407	$ 0	$ 0.8457			$ 0.3175
Distribution Payment Targets						0.2875	$0.2875
Distribution Made to Limited Partner, Distributions Paid, Per Unit									$ 0.9225