Stockholders’ deficit and stock-based compensation - Additional Information (Details) $ / shares in Units, $ in Millions	Feb. 07, 2021 USD ($) subsidiary $ / shares shares	Mar. 31, 2022 $ / shares	Dec. 31, 2021 $ / shares
Class of Stock [Line Items]
Conversion Ratio
Units, sold in private placement (in shares) | shares	30,000,000
Sale of stock, proceeds | $	$ 300.0
Class A Common Stock
Class of Stock [Line Items]
Common stock, votes per share | subsidiary	1
Common stock, par value (in dollars per share)	$ 0.0001	$ 0.0001	$ 0.0001
Conversion Ratio	1.2135
Class B Common Stock
Class of Stock [Line Items]
Common stock, par value (in dollars per share)	$ 0.0001	$ 0.001	$ 0.001
Series A redeemable convertible preferred stock
Class of Stock [Line Items]
Conversion Ratio		1.2135