CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Cash Flows From Operating Activities
Net Income	$ 2,399	$ 2,499
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation, depletion and amortization	1,234	1,062
Amortization of excess cost of equity investments	11	7
Gain on remeasurement of previously held equity interest in Eagle Ford Gathering to fair value (Note 2)	0	(558)
Gain on sale of investments in Express pipeline system (Note 2)	0	(224)
Earnings from equity investments	203	225
Distributions from equity investment earnings	190	217
Proceeds from termination of interest rate swap agreements	0	96
Changes in components of working capital, net of the effects of acquisitions:
Accounts receivable	(11)	55
Inventories	(30)	(57)
Other current assets	22	(25)
Accounts payable	(31)	(150)
Accrued interest	(161)	(132)
Accrued contingencies and other current liabilities	189	32
Rate reparations, refunds and other litigation reserve adjustments, net	37	174
Other, net	(170)	(75)
Net Cash Provided by Operating Activities	3,476	2,696
Cash Flows From Investing Activities
Payment to KMI for March 2013 drop-down asset group (Note 1)	0	(994)
Acquisitions of assets and investments, net of cash acquired	(1,100)	(292)
Capital expenditures	(2,603)	(2,160)
Proceeds from sale of investments in Express pipeline system	0	402
Contributions to investments	(319)	(163)
Distributions from equity investments in excess of cumulative earnings	53	48
Natural gas storage and natural gas and liquids line-fill	22	0
Sale or casualty of property, plant and equipment, investments and other net assets, net of removal costs	16	61
Other, net	(7)	7
Net Cash Used in Investing Activities	(3,938)	(3,091)
Cash Flows From Financing Activities
Issuance of debt	9,269	7,915
Payment of debt	(7,427)	(6,574)
Debt issue costs	(20)	(22)
Proceeds from issuance of common units	1,044	1,080
Proceeds from issuance of i-units	134	145
Contributions from noncontrolling interests	94	128
Contributions from General Partner	0	38
Pre-acquisition contributions from KMI to March 2013 drop-down asset group	0	35
Distributions to partners and noncontrolling interests	(2,757)	(2,332)
Other, net	(2)	(1)
Net Cash Provided by Financing Activities	335	412
Effect of Exchange Rate Changes on Cash and Cash Equivalents	(9)	(12)
Net (decrease) increase in Cash and Cash Equivalents	(136)	5
Cash and Cash Equivalents, beginning of period	404	529
Cash and Cash Equivalents, end of period	268	534
Noncash Investing and Financing Activities
Assets acquired or liabilities settled by the issuance of common units (Note 1)	0	3,841
Assets acquired by the assumption or incurrence of liabilities	73	1,487
Supplemental Disclosures of Cash Flow Information
Cash paid during the period for interest (net of capitalized interest)	852	764
Cash paid during the period for income taxes	$ 18	$ 15