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- Definition

The amount of distributions received from 50%-or-less owned affiliates

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No definition available.

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The amount of undistributed earnings of 50%-or-less owned affiliates included in retained earnings

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No definition available.

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Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold, or consumed within one year (or the normal operating cycle, if longer). Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold or consumed after one year or beyond the normal operating cycle, if longer.

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Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity.

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- Definition

Total obligations incurred as part of normal operations that are expected to be paid during the following twelve months or within one business cycle, if longer.

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Amount of obligation due after one year or beyond the normal operating cycle, if longer.

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Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which is directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent (that is, noncontrolling interest, previously referred to as minority interest).

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The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.

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Investments In and Advances To Affiliates - Summarized Financial Information (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Schedule of Equity Method Investments [Line Items]
Revenue									$ 17,146us-gaap_Revenues	$ 15,891us-gaap_Revenues	$ 17,164us-gaap_Revenues
Operating margin	708us-gaap_GrossProfit	767us-gaap_GrossProfit	819us-gaap_GrossProfit	794us-gaap_GrossProfit	670us-gaap_GrossProfit	927us-gaap_GrossProfit	901us-gaap_GrossProfit	749us-gaap_GrossProfit	3,088us-gaap_GrossProfit	3,247us-gaap_GrossProfit	3,583us-gaap_GrossProfit
Net income (loss)	298us-gaap_ProfitLoss	508us-gaap_ProfitLoss	275us-gaap_ProfitLoss	66us-gaap_ProfitLoss	(204)us-gaap_ProfitLoss	223us-gaap_ProfitLoss	333us-gaap_ProfitLoss	199us-gaap_ProfitLoss	1,147us-gaap_ProfitLoss	551us-gaap_ProfitLoss	(357)us-gaap_ProfitLoss
Assets, Current	7,826us-gaap_AssetsCurrent				7,739us-gaap_AssetsCurrent				7,826us-gaap_AssetsCurrent	7,739us-gaap_AssetsCurrent
Liabilities, Current	6,997us-gaap_LiabilitiesCurrent				7,653us-gaap_LiabilitiesCurrent				6,997us-gaap_LiabilitiesCurrent	7,653us-gaap_LiabilitiesCurrent
Liabilities, Noncurrent	24,566us-gaap_LiabilitiesNoncurrent				25,029us-gaap_LiabilitiesNoncurrent				24,566us-gaap_LiabilitiesNoncurrent	25,029us-gaap_LiabilitiesNoncurrent
Stockholders' Equity Attributable to Noncontrolling Interest	3,053us-gaap_MinorityInterest				3,321us-gaap_MinorityInterest				3,053us-gaap_MinorityInterest	3,321us-gaap_MinorityInterest
Stockholders' Equity Attributable to Parent	4,272us-gaap_StockholdersEquity				4,330us-gaap_StockholdersEquity				4,272us-gaap_StockholdersEquity	4,330us-gaap_StockholdersEquity
Undistributed Earnings Of Minority Owned Affiliates Included In Retained Earnings	159								159
Distributions Received From Minority Owned Affiliates									28	6	22
Basis Difference Between Carrying Amount And Investment	203								203
Minority Owned Affiliates
Schedule of Equity Method Investments [Line Items]
Revenue									928	1,099	1,868
Operating margin									206	295	355
Net income (loss)									59	53	146
Assets, Current	450				842				450	842
Assets, Noncurrent	1,748				3,722				1,748	3,722
Liabilities, Current	299				600				299	600
Liabilities, Noncurrent	935				2,096				935	2,096
Stockholders' Equity Attributable to Noncontrolling Interest	17				15				17	15
Stockholders' Equity Attributable to Parent	947				1,853				947	1,853
Majority Owned Affiliates
Schedule of Equity Method Investments [Line Items]
Revenue									2	2	106
Operating margin									0	0	26
Net income (loss)									0	0	(5)
Assets, Current	0				1				0	1
Assets, Noncurrent	15				20				15	20
Liabilities, Current	0				1				0	1
Liabilities, Noncurrent	67				75				67	75
Stockholders' Equity Attributable to Noncontrolling Interest	0				0				0	0
Stockholders' Equity Attributable to Parent	$ (52)				$ (55)				$ (52)	$ (55)