ETE Merger (Details) (USD $)	0 Months Ended
	Jul. 19, 2011
Plan Of Merger [Line Items]
Percentages Of Shares Cash	at least 50 percent, and no more than 60 percent
Percentage Of Shares Shares	in the event that holders of more than 60 percent of the Outstanding Shares elect to receive cash) and at least 40 percent, and no more than 50 percent
Value Outstanding Share	$ 44.25
Common Units Per Outstanding Share	1.0
Contract Termination Fee	181,300,000
Obligated Maximum Merger Costs	54,000,000
Citrus [Member]
Plan Of Merger [Line Items]
Percentage Owned By Equity Investment	100.00%
Total Merger Amount	2,000,000,000
Merger Cash	1,895,000,000
Merger Common Units	105,000,000
Maximum Contribution Equity Interest Merger	$ 1,450,000,000