UNAUDITED CONDENSED STATEMENTS OF CONSOLIDATED OPERATIONS (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Revenues:
Third parties	$ 11,377.2	$ 11,221.7
Related parties	5.9	30.8
Total revenues (see Note 11)	11,383.1	11,252.5
Operating costs and expenses:
Third parties	10,206.2	10,318.8
Related parties	214.2	148.4
Total operating costs and expenses	10,420.4	10,467.2
General and administrative costs:
Third parties	19.7	23.6
Related parties	29.8	22.7
Total general and administrative costs	49.5	46.3
Total costs and expenses (see Note 11)	10,469.9	10,513.5
Equity in income of unconsolidated affiliates	44.5	9.9
Operating income	957.7	748.9
Other income (expense):
Interest expense	(195.9)	(186.5)
Interest income	0.2	0.3
Other, net	(0.3)	58.4
Total other expense, net	(196.0)	(127.8)
Income before income taxes	761.7	621.1
Benefit from (provision for) income taxes	(6.4)	34.4
Net income	755.3	655.5
Net income attributable to noncontrolling interests (see Note 10)	(1.8)	(4.2)
Net income attributable to limited partners	$ 753.5	$ 651.3
Earnings per unit: (see Note 13)
Basic earnings per unit (in dollars per unit)	$ 0.85	$ 0.76
Diluted earnings per unit (in dollars per unit)	$ 0.83	$ 0.73