Employee stock purchase plan (Details) - shares	Apr. 08, 2021	Jun. 30, 2022	Dec. 31, 2021
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]
Common stock, shares issued		37,766,655	37,424,101
ESPP
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]
Maximum payroll deduction percentage	15.00%
Number of shares of common stock authorized for issuance	172,795
Term of automatic increases in shares available for issuance	10 years
Annual increase in shares available for issuance as a percentage of outstanding shares	0.50%
Common stock, shares issued		0