This element represents disclosure of the aggregate cash dividends paid to the entity by consolidated subsidiaries.

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The value of the financial instrument(s) that the original debt is being converted into in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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Amounts due from parties associated with the reporting entity as evidenced by a written promise to pay, due after 1 year (or 1 business cycle).

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The cash outflow associated with extending a long-term loan to a related party. Alternate caption: Payments for Advances to Affiliates.

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Schedule I (Details) (USD $)	12 Months Ended
Schedule I (Details) (USD $)	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Condensed Financial Statements, Captions [Line Items]
Payments to Fund Long-term Loans to Related Parties	$ 436,000,000
Notes Receivable, Related Parties, Noncurrent		2,600,000,000
Cash Dividends Paid to Parent Company by Consolidated Subsidiaries	4,600,000,000	3,200,000,000
Parent [Member]
Condensed Financial Statements, Captions [Line Items]
Payments to Fund Long-term Loans to Related Parties	436,000,000	1,517,000,000	4,149,000,000
Notes Receivable, Related Parties, Noncurrent	4,635,000,000	4,215,000,000
Cash Dividends Paid to Parent Company by Consolidated Subsidiaries	5,500,000,000	5,300,000,000	7,800,000,000
Subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Other Long-term Debt	150,000,000	121,000,000
Intercompany Notes [Member]
Condensed Financial Statements, Captions [Line Items]
Debt Conversion, Original Debt, Amount			3,900,000,000
Debt Conversion, Converted Instrument, Amount			2,600,000,000
Equity Securities [Member]
Condensed Financial Statements, Captions [Line Items]
Debt Conversion, Converted Instrument, Amount			$ 1,300,000,000