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Derivative Instruments and Hedging Activities (Outstanding Derivative Notionals and Terms by Type) (Details) € in Millions, CLF in Millions, $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2015 USD ($) | Dec. 31, 2015 EUR (€) | Dec. 31, 2015 CLF
Derivative [Line Items] |  |  |  |  |  |
Derivative, notional amount | $ 3,200 |  |  |  |  |
Libor USD | Interest Rate Contract |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |
Derivative, notional amount | $ 2,872 | [1] |  |  |  |
Weighted-Average Remaining Term | 11 years | [1] |  |  |  |
% of Debt Currently Hedged by Index (2) | 48.00% | [1] | 48.00% | [1] | 48.00% | [1]
Euribor EUR | Interest Rate Contract |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |
Derivative, notional amount | $ 524 | [1] | € 482 | [1] |  |
Weighted-Average Remaining Term | 6 years | [1] |  |  |  |
% of Debt Currently Hedged by Index (2) | 83.00% | [1] | 83.00% | [1] | 83.00% | [1]
Chilean Unidad De Fomento CLF | Cross Currency Interest Rate Contract [Member] |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |
Derivative, notional amount | $ 159 |  |  |  | CLF 4 |
Weighted-Average Remaining Term | 13 years |  |  |  |  |
% of Debt Currently Hedged by Index (2) | 76.00% |  | 76.00% |  | 76.00% |
Current Notional | Libor USD | Interest Rate Contract |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |
Derivative, notional amount | $ 2,639 | [1] |  |  |  |
Current Notional | Euribor EUR | Interest Rate Contract |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |
Derivative, notional amount | 524 | [1] | € 482 | [1] |  |
Current Notional | Chilean Unidad De Fomento CLF | Cross Currency Interest Rate Contract [Member] |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |
Derivative, notional amount | $ 159 |  |  |  | CLF 4 |
[1] | (1) The Company's interest rate derivative instruments primarily include accreting and amortizing notionals. The maximum derivative notional represents the largest notional at any point between December 31, 2015 and the maturity of the derivative instrument, which includes forward-starting derivative instruments. The interest rate and cross currency derivatives range in maturity through 2033 and 2028, respectively.

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- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
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- Definition Average remaining period until maturity of the derivative contract, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition 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. + References No definition available. + Details
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- Definition Percentage of an entity's outstanding debt that is designated as a hedged item in cash flow, fair value, or net investment hedge. + References No definition available. + Details
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