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Summary of Significant Accounting Policies - Public and Private Placement Warrants Narrative (Details) - USD ($) $ / shares in Units, $ in Millions | Aug. 17, 2020 | Feb. 07, 2020 | Jun. 12, 2018 | Dec. 31, 2020
--- | --- | --- | --- | ---
IPO |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |
Stock issued (in shares) |  |  | 69,000,000 |
Stock issued price (USD per share) |  |  | $ 10.00 |
Number of units per one redeemable warrant (in shares) |  |  | 3 |
IPO | Common Class A |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |
Number of common stock shares per unit (in shares) |  |  | 11.50 |
Over-Allotment Option |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |
Stock issued (in shares) |  |  | 9,000,000 |
Warrants outstanding |  |  |  | 9,387,093
Over-Allotment Option | Warrant |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |
Stock issued (in shares) |  |  | 10,533,333 |
Stock issued price (USD per share) |  |  | $ 11.50 |
Number of common stock shares per unit (in shares) |  |  | 11.50 |
Over-Allotment Option | Common Class A |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |
Stock issued (in shares) | 3,000,000 |  |  |
Private Placement |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |
Stock issued (in shares) |  | 123,900,000 |  |
Stock issued price (USD per share) |  |  | $ 1.50 |
Number of common stock shares per unit (in shares) |  |  | 11.50 |
Consideration received on sale of stock, net of issuance costs |  | $ 1,239.0 | $ 15.8 |
Warrants outstanding |  |  |  | 10,533,333

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