Registration of securities issued in business combination transactions

Fair value measurements (Details)

v3.21.1
Fair value measurements (Details) - Fair Value, Recurring [Member] - USD ($)
Dec. 31, 2020
Dec. 31, 2019
Fair Value Inputs Level 1 [Member] | Public Warrants [Member]    
Liabilities, Fair Value Disclosure [Abstract]    
Warrant Liability [1] $ 23,244,375 $ 14,231,250
Fair Value Inputs Level 1 [Member] | Marketable Securities Held In Trust [Member]    
Assets, Fair Value Disclosure [Abstract]    
Marketable securities held in Trust Account [1] 318,041,728 316,958,514
Fair Value Inputs Level 3 [Member] | Private Placement Warrants [Member]    
Liabilities, Fair Value Disclosure [Abstract]    
Warrant Liability [2] $ 12,487,500 $ 7,575,750
[1] Quoted prices in active markets for identical assets or liabilities. An active market for an asset or liability is a market in which transactions for the asset or liability occur with sufficient frequency and volume to provide pricing information on an ongoing basis.
[2] Unobservable inputs based on the Company’s assessment of the assumptions that market participants would use in pricing the asset or liability.