Partnership Operations and Organization (Details)	9 Months Ended
	Sep. 30, 2014 Segment Platform mi Fractionator bbl ft3 Plant
Partnership Operations and Organization [Abstract]
Number of miles of onshore and offshore pipelines	52,000
Number of barrels of storage capacity	220,000,000
Number of cubic feet of storage capacity	14,000,000,000
Number of natural gas processing plants	24
Number of fractionators	22
Number of offshore hub platforms	6
Number of reportable segments	5
Limited partners ownership interest (in hundredths)	100.00%