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FAIR VALUE MEASUREMENTS (Tables) | 12 Months Ended
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Dec. 31, 2020
Fair Value Disclosures [Abstract] |
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis | The following table provides the assets and liabilities carried at fair value measured on a recurring basis as of December 31, 2020 (in thousands):
|  |  |  |  |  | Fair Value Measurements, Using |
|  | Total Carrying Value as of December 31, 2020 |  |  | Quoted Prices in Active Markets (Level 1) |  |  | Significant Other Observable Inputs (Level 2) |  |  | Significant Unobservable Inputs (Level 3) |
Cash equivalents |  | $ | 466,233 |  |  | $ | 466,233 |  |  | $ | — |  |  | $ | — |
Short-term investments |  |  | 99,996 |  |  |  | 99,996 |  |  |  | — |  |  |  | — |
The following table provides the assets and liabilities carried at fair value measured on a recurring basis as of December 31, 2019 (in thousands):
|  |  |  |  |  | Fair Value Measurements, Using |
|  | Total Carrying Value as of December 31, 2019 |  |  | Quoted Prices in Active Markets (Level 1) |  |  | Significant Other Observable Inputs (Level 2) |  |  | Significant Unobservable Inputs (Level 3) |
Cash equivalents |  | $ | 12,355 |  |  | $ | 12,355 |  |  | $ | — |  |  | $ | — |
Short-term investments |  |  | 514,461 |  |  |  | 514,461 |  |  |  | — |  |  |  | — |

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- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -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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