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Fair Value Measurements - Financial Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail) - Fair Value, Recurring - USD ($) $ in Thousands | Sep. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Assets: |  |
Publicly traded equity securities | $ 0 | $ 159
Derivative instruments | 159,595 | 11,699
Total financial assets | 550,592 | 627,302
Liabilities: |  |
Derivative instruments | 75,780 | 400,459
Money market and deposit accounts |  |
Assets: |  |
Cash and cash equivalents | 390,997 | 611,071
Certificates of deposit |  |
Assets: |  |
Cash and cash equivalents | 0 | 4,373
Level 1 |  |
Assets: |  |
Publicly traded equity securities | 0 | 159
Derivative instruments | 0 | 0
Total financial assets | 390,997 | 611,230
Liabilities: |  |
Derivative instruments | 0 | 0
Level 1 | Money market and deposit accounts |  |
Assets: |  |
Cash and cash equivalents | 390,997 | 611,071
Level 1 | Certificates of deposit |  |
Assets: |  |
Cash and cash equivalents | 0 | 0
Level 2 |  |
Assets: |  |
Publicly traded equity securities | 0 | 0
Derivative instruments | 159,595 | 11,699
Total financial assets | 159,595 | 16,072
Liabilities: |  |
Derivative instruments | 75,780 | 400,459
Level 2 | Money market and deposit accounts |  |
Assets: |  |
Cash and cash equivalents | 0 | 0
Level 2 | Certificates of deposit |  |
Assets: |  |
Cash and cash equivalents | $ 0 | $ 4,373

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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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- Definition Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 22 -URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226052-175313 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226000-175313 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 20 -Section 50 -Paragraph 4D -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=121570589&loc=SL51823488-111719 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (a),(c) -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5624163-113959 + Details
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