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Debt (Details) | 0 Months Ended | 6 Months Ended |  | 3 Months Ended | 6 Months Ended |  |  |  |  | 0 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Jun. 30, 2014 EUR (€) | Jun. 30, 2014 USD ($) | Jun. 30, 2013 USD ($) | Dec. 31, 2013 USD ($) | Jun. 30, 2014 Commercial paper [Member] USD ($) | Jun. 30, 2014 Commercial paper [Member] USD ($) | Dec. 31, 2013 Commercial paper [Member] USD ($) | Jun. 30, 2014 Debt Securities 6.25 Percent, Due 2014 [Member] Notes Payable, Other Payables [Member] USD ($) | Jun. 30, 2014 Debt Securities 6.25 Percent, Due 2014 [Member] Notes Payable, Other Payables [Member] EUR (€) | May 20, 2014 3.50% notes due 2024 [Member] Notes Payable, Other Payables [Member] USD ($) | May 20, 2014 4.60% notes due 2044 [Member] Notes Payable, Other Payables [Member] USD ($) | May 07, 2014 2.875% notes due 2026 [Member] Notes Payable, Other Payables [Member] EUR (€) | Jul. 01, 2014 Subsequent Event [Member] Debt Securities 6.25 Percent, Due 2014 [Member] USD ($) | Jul. 01, 2014 Subsequent Event [Member] Debt Securities 6.25 Percent, Due 2014 [Member] EUR (€) | Jul. 01, 2014 Subsequent Event [Member] Debt Securities 6.25 Percent, Due 2014 [Member] | Jun. 30, 2014 Short-term debt and current portion of long-term debt [Member] Debt Securities 6.25 Percent, Due 2014 [Member] Notes Payable, Other Payables [Member] USD ($) | Jun. 30, 2014 Accounts Payable and Accrued Liabilities [Member] USD ($) | Jun. 30, 2014 Other Current Assets [Member] USD ($)
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total debt |  |  |  |  |  |  | $ 107,000,000 | $ 107,000,000 | $ 0 |  |  |  |  |  |  |  |  |  |  |
Weighted average commercial paper outstanding |  |  |  |  |  |  | 447,000,000 | 326,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average interest rates (as a percent) |  |  |  |  |  |  | 0.38% | 0.36% |  |  |  |  |  |  |  |  |  |  |  |
Deposit with trustee | 531,000,000 | 681,000,000 |  | 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Assets Held in Trust, Current |  | 723,000,000 | [1] |  | 0 | [1] |  |  |  |  |  |  |  |  |  |  |  |  |  | 723,000,000
Interest Payable, Current |  |  |  |  |  |  |  |  |  | 42,000,000 |  |  |  |  |  |  |  |  | 42,000,000 |
Debt Instrument, Face Amount |  |  |  |  |  |  |  |  |  | 681,000,000 | 500,000,000 | 250,000,000 | 550,000,000 | 500,000,000 |  |  |  | 681,000,000 |  |
Repayments of Debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 531,000,000 |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  |  |  |  |  |  |  | 6.25% | 6.25% | 3.50% | 4.60% | 2.875% |  |  | 6.25% |  |  |
Extinguishment of Debt, Amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | € 500,000,000 |  |  |  |
[1] | (1)Deposit with trustee relates to the 6.25% €500 million debt securities due July 2014 and the related accrued interest, which is described further in Note 9 "Debt." The principal amount included in this balance is $681 million and the accrued interest amount is $42 million.

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- Definition Reflects the calculation as of the balance sheet date of the average interest rate weighted by the average outstanding amount of short-term debt outstanding by type or by instrument at that time. + References No definition available. + Details
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- Definition The amount of cash, securities, or other assets held by a third-party trustee pursuant to the terms of an agreement which assets are available to be used by beneficiaries to that agreement only within the specific terms thereof and which agreement is expected to terminate within one year of the balance sheet date (or operating cycle, if longer) at which time the assets held-in-trust will be released or forfeited. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(b)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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