Trust Account and Fair Value Measurement (Details) - USD ($) |
9 Months Ended | 12 Months Ended |
|---|---|---|
Sep. 30, 2020 |
Dec. 31, 2019 |
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| Assets: | ||
| Carrying value | $ 306,566,000 | $ 307,338,000 |
| Gross Unrealized Holding Gains | 6,000 | |
| Quoted Price Prices in Active Markets (Level 1) [Member] | ||
| Assets: | ||
| Carrying value | 307,344,000 | |
| Cash and money market funds [Member] | ||
| Assets: | ||
| Carrying value | 306,566,000 | 11,000 |
| Gross Unrealized Holding Gains | ||
| Cash and money market funds [Member] | Quoted Price Prices in Active Markets (Level 1) [Member] | ||
| Assets: | ||
| Carrying value | $ 306,566,000 | 11,000 |
| U.S. government treasury bills [Member] | ||
| Assets: | ||
| Carrying value | 307,327,000 | |
| Gross Unrealized Holding Gains | 6,000 | |
| U.S. government treasury bills [Member] | Quoted Price Prices in Active Markets (Level 1) [Member] | ||
| Assets: | ||
| Carrying value | $ 307,333,000 |
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- Definition The amount of cash, securities, or other assets held by a third-party trustee pursuant to the terms of an agreement which assets are available to be used by beneficiaries to that agreement only within the specific terms thereof and which agreement is expected to terminate more than one year from the balance sheet date (or operating cycle, if longer) at which time the assets held-in-trust will be released or forfeited. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- References No definition available.
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- Definition Amount, before tax and after adjustment, of unrealized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale) and unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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