Cash And Cash Equivalents Table - Schedule of Non-Cash Investing & Financing Activities (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
Mar. 31, 2014	Mar. 31, 2013
NON-CASH INVESTING ACTIVITIES:
Accrued capital expenditures	$ 192	$ 434
Net gains from subsidiary common unit transactions	603	10
NON-CASH FINANCING ACTIVITIES:
Partners' Capital Account, Acquisitions	4,015	0
Noncash or Part Noncash Acquisition, Debt Assumed	$ 1,887	$ 0

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- Definition

Future cash outflow to pay for purchases of fixed assets that have occurred.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

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- Definition

The profit or loss on sales of previously unissued stock by subsidiaries made to investors outside the consolidated group that is not reported as operating income. Represents the difference in the parent company's carrying amount of the equity interest in the subsidiary or equity investee immediately before and after the transaction.

+ References

No definition available.

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- Definition

The amount of debt that an Entity assumes in acquiring a business or in consideration for an asset received in a noncash (or part noncash) acquisition. Noncash is defined as transactions during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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- Definition

Change in the different classes of partners' capital accounts during the year due to acquisitions. Partners include general, limited and preferred partners.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

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