Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM format.

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Date when the debt instrument is scheduled to be fully repaid, in CCYY format.

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Short-Term financing which is expected to be paid back relatively quickly, such as by a subsequent longer-term loan. Also called swing loan or bridge financing.

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Carrying value as of the balance sheet date of long-term unsecured obligations issued by corporations and other borrowers to investors (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion.

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The average effective interest rate during the reporting period.

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-SubTopic 30

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Contractual interest rate for funds borrowed, under the debt agreement.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The amount of debt discount that was originally recognized at the issuance of the instrument that has yet to be amortized.

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Represents the aggregate of total long-term debt, including current maturities and short-term debt.

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No definition available.

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Date the credit facility terminates, in CCYY-MM-DD format.

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The effective interest rate at the end of the reporting period.

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Carrying amount of long-term debt, net of unamortized discount or premium, excluding amounts to be repaid within one year or the normal operating cycle, if longer (current maturities). Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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The carrying value as of the balance sheet date of the noncurrent portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Including the current and noncurrent portions, carrying value as of the balance sheet date of all notes and loans payable (with maturities initially due after one year or beyond the operating cycle if longer).

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The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

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The cash inflow from the issuance of common stock, preferred stock, treasury stock, stock options, and other types of equity.

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Carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion. Senior note holders are paid off in full before any payments are made to junior note holders.

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Carrying value as of the balance sheet date of the portion of long-term notes having the highest claim on the assets of the issuer in case of bankruptcy or liquidation, due within one year or the normal operating cycle, if longer. Senior note holders are paid off in full before any payments are made to debt holders having a lesser priority of repayment.

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Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

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Debt (Components Of Debt) (Details) - USD ($) $ in Millions	1 Months Ended	9 Months Ended	12 Months Ended
Debt (Components Of Debt) (Details) - USD ($) $ in Millions	Jan. 31, 2015	Sep. 30, 2015	Dec. 31, 2014	Dec. 19, 2014
Debt Instrument [Line Items]
Total short-term debt		$ 1	$ 4,501
Unamortized discount		(4)	(1)
Long-term debt		4,663	2,466
Total debt		4,664	6,967
Proceeds from issuance of shares	$ 2,300
Senior Notes [Member] \| 7.15% Senior Notes due 2018 [Member]
Debt Instrument [Line Items]
Senior notes		$ 1	1
Stated interest rate		7.15%
Maturity date, year		2018
Bridge Loan [Member]
Debt Instrument [Line Items]
Variable rate (1.515% at December 31, 2014) bridge facility, due December 2015			$ 4,500
Maturity date, month and year		2015-12
Variable interest rate			1.515%
Senior Notes [Member]
Debt Instrument [Line Items]
Proceeds from issuance of debt	2,200
Senior Notes [Member] \| 7.35% Senior Notes due 2017 [Member]
Debt Instrument [Line Items]
Senior notes		$ 15	$ 15
Stated interest rate		7.35%
Maturity date, year		2017
Senior Notes [Member] \| 7.125% Senior Notes due 2017 [Member]
Debt Instrument [Line Items]
Senior notes		$ 25	25
Stated interest rate		7.125%
Maturity date, year		2017
Senior Notes [Member] \| 7.15% Senior Notes due 2018 [Member]
Debt Instrument [Line Items]
Senior notes		$ 27	27
Stated interest rate		7.15%
Maturity date, year		2018
Senior Notes [Member] \| 3.3% Senior Notes due 2018 [Member]
Debt Instrument [Line Items]
Senior notes	$ 350	$ 350
Stated interest rate	3.30%	3.30%
Maturity date, year	2018	2018
Senior Notes [Member] \| 7.5% Senior Notes due 2018 [Member]
Debt Instrument [Line Items]
Senior notes		$ 600	600
Stated interest rate		7.50%
Maturity date, year		2018
Senior Notes [Member] \| 4.05% Senior Notes due 2020 [Member]
Debt Instrument [Line Items]
Senior notes	$ 850	$ 850
Stated interest rate	4.05%	4.05%
Maturity date, year	2020	2020
Senior Notes [Member] \| 4.10% Senior Notes due 2022 [Member]
Debt Instrument [Line Items]
Senior notes		$ 1,000	1,000
Stated interest rate		4.10%
Maturity date, year		2022
Senior Notes [Member] \| 4.95% Senior Notes due 2025 [Member]
Debt Instrument [Line Items]
Senior notes	$ 1,000	$ 1,000
Stated interest rate	4.95%	4.95%
Maturity date, year	2025	2025
Unsecured Debt [Member] \| Credit Facility [Member]
Debt Instrument [Line Items]
Variable rate (1.664% and 1.515% at September 30, 2015 and December 31, 2014, respectively) unsecured revolving credit facility		$ 280	$ 300
Credit facility, variable interest rate		1.664%	1.515%
Credit facility, maturity date		Dec. 01, 2018
Unsecured Debt [Member] \| Term Loan [Member]
Debt Instrument [Line Items]
Variable rate (1.545% at December 31, 2014) term loan facility, due December 2016			$ 500	$ 500
Maturity date, month and year		2016-12
Variable interest rate			1.545%
Commercial Paper [Member]
Debt Instrument [Line Items]
Commercial paper (1.266% at September 30, 2015)		$ 520
Variable interest rate		1.266%