UNAUDITED CONDENSED STATEMENTS OF CONSOLIDATED CASH FLOWS (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Operating activities:
Net income	$ 1,810.6	$ 1,362.5
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion	817.9	739.2
Non-cash asset impairment charges	57.6	5.2
Equity in income of unconsolidated affiliates	(42.2)	(35.9)
Distributions received from unconsolidated affiliates	67.5	122.5
Gains related to asset sales (see Note 15)	(4.1)	(0.6)
Gains related to property damage insurance recoveries (see Note 16)	(30.0)	0
Gains related to sales of Energy Transfer Equity common units (see Note 7)	(68.8)	(24.8)
Deferred income tax expense (benefit)	(67.9)	5.5
Changes in fair market value of derivative instruments	(15.9)	(6.8)
Net effect of changes in operating accounts (see Note 15)	(910.2)	61.6
Other operating activities	1.3	(0.2)
Net cash flows provided by operating activities	1,615.8	2,228.2
Investing activities:
Capital expenditures	(2,716.1)	(2,792.2)
Contributions in aid of construction costs	18.2	12.3
Decrease in restricted cash	19.7	20.1
Investments in unconsolidated affiliates	(351.8)	(11.9)
Proceeds from asset sales (see Note 15)	1,137.4	440.5
Proceeds from property damage insurance recoveries (see Note 16)	30.0	0
Other investing activities	(32.4)	(7.4)
Cash used in investing activities	(1,895.0)	(2,338.6)
Financing activities:
Borrowings under debt agreements	7,141.4	6,565.1
Repayments of debt	(5,716.0)	(4,989.3)
Debt issuance costs	(20.7)	(33.9)
Monetization of interest rate derivative instruments (see Note 4)	(147.8)	(23.2)
Cash distributions paid to limited partners (see Note 10)	(1,613.4)	(1,459.7)
Cash distributions paid to noncontrolling interests (see Note 10)	(11.3)	(52.0)
Cash contributions from noncontrolling interests (see Note 10)	6.5	4.7
Net cash proceeds from issuance of common units	654.8	67.1
Other financing activities	(19.6)	(4.8)
Cash provided by (used in) financing activities	273.9	74.0
Net change in cash and cash equivalents	(5.3)	(36.4)
Cash and cash equivalents, January 1	19.8	65.5
Cash and cash equivalents, September 30	$ 14.5	$ 29.1