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Fair Value Measurements - Assets and Liabilities Carried at Fair Value Measured on Recurring Basis (Detail) - USD ($) $ in Thousands | Sep. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Assets: |  |
Equity securities | $ 1,750 | $ 6,065
Liabilities: |  |
Derivative financial instruments | 5 | 101
Fair Value Measurements, Level 1 | Other assets |  |
Assets: |  |
Equity securities | 1,750 | 6,065
Fair Value Measurements, Level 2 | Accrued expenses and other current liabilities |  |
Liabilities: |  |
Derivative financial instruments | $ 5 | $ 101

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- Definition Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI), classified as current. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 45 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=123594786&loc=SL75136599-209740 + 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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