Trust Account and Fair Value Measurement (Details) - USD ($) |
3 Months Ended | 12 Months Ended |
|---|---|---|
Mar. 31, 2020 |
Dec. 31, 2019 |
|
| Assets: | ||
| Carrying value | $ 309,160,000 | $ 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 fund [Member] | ||
| Assets: | ||
| Carrying value | 309,160,000 | 11,000 |
| Gross Unrealized Holding Gains | ||
| Cash and money market fund [Member] | Quoted Price Prices in Active Markets (Level 1) [Member] | ||
| Assets: | ||
| Carrying value | $ 309,160,000 | 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 |