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Fair Value of Assets and Liabilities (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2020 | Jun. 30, 2020 | Dec. 31, 2019
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Asset Impairment Charges | $ 0 | $ 0 |
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Cash and Cash Equivalents, Fair Value Disclosure | 1,365 | 1,365 | $ 15
Available-for-sale Securities | 0 | 0 |
Foreign Currency Contract, Asset, Fair Value Disclosure | 0 | 0 | 0
Assets, Fair Value Disclosure | 1,365 | 1,365 | 15
Foreign Currency Contracts, Liability, Fair Value Disclosure | 0 | 0 | 0
Financial and Nonfinancial Liabilities, Fair Value Disclosure | 0 | 0 | 0
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Cash and Cash Equivalents, Fair Value Disclosure | 0 | 0 | 0
Available-for-sale Securities | 4 | 4 |
Foreign Currency Contract, Asset, Fair Value Disclosure | 2 | 2 | 2
Assets, Fair Value Disclosure | 6 | 6 | 2
Foreign Currency Contracts, Liability, Fair Value Disclosure | 3 | 3 | 1
Financial and Nonfinancial Liabilities, Fair Value Disclosure | 3 | 3 | 1
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Cash and Cash Equivalents, Fair Value Disclosure | 0 | 0 | 0
Available-for-sale Securities | 0 | 0 |
Foreign Currency Contract, Asset, Fair Value Disclosure | 0 | 0 | 0
Assets, Fair Value Disclosure | 0 | 0 | 0
Foreign Currency Contracts, Liability, Fair Value Disclosure | 0 | 0 | 0
Financial and Nonfinancial Liabilities, Fair Value Disclosure | 0 | 0 | 0
Fair Value, Recurring [Member] | Estimate of Fair Value Measurement [Member] |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Cash and Cash Equivalents, Fair Value Disclosure | 1,365 | 1,365 | 15
Available-for-sale Securities | 4 | 4 |
Foreign Currency Contract, Asset, Fair Value Disclosure | 2 | 2 | 2
Assets, Fair Value Disclosure | 1,371 | 1,371 | 17
Foreign Currency Contracts, Liability, Fair Value Disclosure | 3 | 3 | 1
Financial and Nonfinancial Liabilities, Fair Value Disclosure | $ 3 | $ 3 | $ 1

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- Definition Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=109226348&loc=d3e2420-110228 + Details
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- Definition Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
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- Definition Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading. + References No definition available. + Details
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- Definition Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. + References No definition available. + Details
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