Cash Equivalents and Short-Term Investments - Summary of Cash Equivalents and Short-term Investments (Details) - USD ($) $ in Thousands |
Mar. 31, 2021 |
Dec. 31, 2020 |
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| Cash And Cash Equivalents [Line Items] | ||
| Amortized Cost | $ 35,510 | $ 28,710 |
| Estimated Fair Value | 35,510 | 28,710 |
| Money Market Mutual Funds | ||
| Cash And Cash Equivalents [Line Items] | ||
| Amortized Cost | 12,794 | 24,210 |
| Estimated Fair Value | 12,794 | 24,210 |
| Commercial Paper | ||
| Cash And Cash Equivalents [Line Items] | ||
| Amortized Cost | 22,716 | 4,500 |
| Estimated Fair Value | $ 22,716 | $ 4,500 |
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- Definition Cash equivalents fair value disclosure. No definition available.
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Amount of 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. Excludes cash and cash equivalents within disposal group and discontinued operation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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