RESTATEMENT OF PREVIOUSLY ISSUED FINANCIAL STATEMENTS - Summary of Reconciliation of Statements of Cash Flows (Parenthetical) (Parenthetical) (Detail) - USD ($) |
1 Months Ended | 3 Months Ended | 6 Months Ended | 9 Months Ended | 12 Months Ended | |||||
|---|---|---|---|---|---|---|---|---|---|---|
Jun. 30, 2019 |
Apr. 30, 2019 |
Jun. 30, 2019 |
Jun. 30, 2019 |
Sep. 30, 2019 |
Dec. 31, 2019 |
Dec. 31, 2020 |
Sep. 30, 2020 |
Jun. 30, 2020 |
Mar. 31, 2020 |
|
| Accounting Changes and Error Corrections [Abstract] | ||||||||||
| Warrants liability fair value | $ 19,300,000 | |||||||||
| Issuance costs allocated to the public warrants | 648,239,000 | $ 648,239 | $ 648,239 | $ 648,239 | $ 648,239 | |||||
| Proceeds received from the sale of Private warrants in excess of their fair value, recognized as additional paid in capital | $ 775,000 | |||||||||
| Temporary equity, carrying amount, attributable to parent | $ 287,500,000 | $ 287,500,000 | $ 287,500,000 | $ 287,500,000 | 287,500,000 | $ 287,500,000 | $ 287,500,000 | $ 287,500,000 | $ 287,500,000 | |
| Remeasurement of ordinary shares subject to possible redemption | $ 26,800,000 | $ 26,789,590 |