Equity and Distributions (Details) (USD $) In Millions, except Share data, unless otherwise specified	1 Months Ended		9 Months Ended		9 Months Ended
	Jun. 30, 2013 Enterprise EF78 LLC[Member]	Sep. 30, 2013 Enterprise EF78 LLC[Member]	Sep. 30, 2013 Class B units [Member]	Dec. 31, 2012 Class B units [Member]	Sep. 30, 2013 Treasury Units [Member]
Mergers [Line Items]
Units outstanding (in units)				4,520,431
Conversion and reclassification of Class B units to common units (in units)			4,520,431
Treasury Units [Abstract]
Conversion of restricted units and similar awards to common units (in units)					1,846,198
Acquisition of treasury units in connection with vesting of equity-based awards (in units)					618,317
Total cost of treasury units					$ 36.1
Noncontrolling Interest [Line Items]
Noncontrolling Interest, Ownership Percentage by Parent		75.00%
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners		25.00%
Initial contribution from joint venture partner	$ 90.2