Organization and nature of operations (Details) $ / shares in Units, $ in Millions		1 Months Ended
	Jul. 16, 2021	Jul. 31, 2021 USD ($) $ / shares shares	Mar. 31, 2021 shares $ / shares	Sep. 30, 2022 shares	Dec. 31, 2021 shares	Jun. 30, 2021 shares
Class of Stock
Common stock, shares authorized (in shares)		500,000,000		500,000,000	500,000,000	78,320,000
Shares issued upon conversion of convertible preferred shares (in shares)		46,300,000
Preferred stock, shares authorized (in shares)		10,000,000		10,000,000	10,000,000
Stock split ratio	3.3031
2021 Notes | Convertible promissory notes
Class of Stock
Shares issued upon conversion of convertible debt (shares)			9,732,593
IPO
Class of Stock
Shares issued and sold (in shares)		14,400,000
Issuance price (usd per share) | $ / shares		$ 16.00	$ 16.00
Proceeds from issuance initial public offering | $		$ 210.1
Over-Allotment Option
Class of Stock
Shares issued and sold (in shares)		1,900,000