Consolidated Statement of Cash Flows (Unaudited) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
OPERATING ACTIVITIES:
Net income (loss)	$ 323	$ 422
Adjustments to reconcile to net cash provided (used) by operating activities:
Depreciation and amortization	428	399
Provision (benefit) for deferred income taxes	31	261
Amortization of stock-based awards	23	20
Cash provided (used) by changes in current assets and liabilities:
Accounts and notes receivable	17	(10)
Inventories	(81)	2
Other current assets and deferred charges	(37)	(8)
Accounts payable	(34)	(22)
Accrued liabilities	60	42
Other, including changes in noncurrent assets and liabilities	29	57
Net cash provided (used) by operating activities	759	1,163
FINANCING ACTIVITIES:
Proceeds from (payments of) commercial paper - net	(226)	710
Proceeds from long-term debt	4,935	1,705
Payments of long-term debt	0	(2,081)
Proceeds from issuance of common stock	3,408	9
Proceeds from sale of limited partner units of consolidated partnership	0	617
Dividends paid	(567)	(472)
Dividends and distributions paid to noncontrolling interests	(296)	(224)
Contributions from noncontrolling interests	122	272
Other - net	(20)	12
Net cash provided (used) by financing activities	7,356	548
INVESTING ACTIVITIES:
Capital expenditures	(1,839)	(1,530)
Purchases of and contributions to equity-method investments	(246)	(188)
Cash held for ACMP Acquisition (Note 13)	(5,995)	0
Other - net	144	(8)
Net cash provided (used) by investing activities	(7,936)	(1,726)
Increase (decrease) in cash and cash equivalents	179	(15)
Cash and cash equivalents at beginning of period	681	839
Cash and cash equivalents at end of period	860	824
Increases to property, plant and equipment	(1,789)	(1,605)
Changes in related accounts payable and accrued liabilities	(50)	75
Capital expenditures	$ (1,839)	$ (1,530)