Partnership Equity and Distributions (Tables)

12 Months Ended

Dec. 31, 2014

Partners' Capital Notes [Abstract]

Targeted or Tracking Stock

	Marginal Percentage
	Interest in
	Distributions
			General Partner
Total Quarterly Distribution			(as holder of
Target Amount	Unitholders		IDRs)
above $0.1955 up to $0.2125	85	%	15	%
above $0.2125 up to $0.2550	75	%	25	%
above $0.2550	50	%	50	%