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Fair Value Measurements (Tables) | 9 Months Ended
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Sep. 30, 2020
Fair Value Measurements |
Gross Holding Losses and Fair Value of Held-to-maturity Securities | The gross holding losses and fair value of held-to-maturity securities at September 30, 2020 are as follows:
|  |  |  |  |  |  | Gross |  |  |
|  |  |  | Amortized |  | Holding |  | Level 1
|  | Held-To-Maturity |  | Cost |  | Gain |  | Fair Value
September 30, 2020 |  | U.S. Treasury Securities (Mature on 11/27/2020) |  | $ | 414,221,183 |  | $ | 41,669 |  | $ | 414,262,851

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- Definition Tabular disclosure of information about investment in debt security measured at amortized cost (held-to-maturity). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5B -URI http://asc.fasb.org/extlink&oid=121645371&loc=SL120269825-111563 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5A -URI http://asc.fasb.org/extlink&oid=121645371&loc=SL120269820-111563 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121645371&loc=d3e27232-111563 + Details
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