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Derivative Financial Instruments - Additional Information (Detail) - Derivatives Not Designated as Hedging Instrument [Member] - Fair Value, Inputs, Level 2 [Member] - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Derivatives Fair Value [Line Items] |  |  |
Foreign currency forward contracts, notional amount | $ 15 | $ 20 | $ 37
Other Expense [Member] |  |  |
Derivatives Fair Value [Line Items] |  |  |
Foreign currency forward contracts, gain (loss) related to changes in fair value | (1) | (1) | $ 1
Prepaid and Other Current Assets [Member] | Maximum [Member] |  |  |
Derivatives Fair Value [Line Items] |  |  |
Foreign currency forward contracts, assets | 1 | 1 |
Other Current Liabilities [Member] | Maximum [Member] |  |  |
Derivatives Fair Value [Line Items] |  |  |
Foreign currency forward contracts, liability | $ 1 | $ 1 |

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- Definition Nominal or face amount used to calculate payment on derivative. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5580258-113959 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5579245-113959 + Details
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- Definition Fair value portion of asset contracts related to the exchange of different currencies, including, but not limited to, foreign currency options, forward contracts, and swaps. + References No definition available. + Details
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- Definition Fair value portion of liability contracts related to the exchange of different currencies, including, but not limited to, foreign currency options, forward (delivery or nondelivery) contracts, and swaps entered into. + References No definition available. + Details
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