Net loss per share (Details) - shares	3 Months Ended
Mar. 31, 2023	Mar. 31, 2022
Anti-dilutive securities
Anti-dilutive securities (in shares)	15,769,504	11,524,655
Stock options
Anti-dilutive securities
Anti-dilutive securities (in shares)	12,299,527	10,028,741
Unvested restricted stock units
Anti-dilutive securities
Anti-dilutive securities (in shares)	3,447,387	1,456,440
Warrants
Anti-dilutive securities
Anti-dilutive securities (in shares)	22,590	39,474

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI https://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257

Name:	us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration