0000001 - Document - Cover link:presentationLink link:calculationLink link:definitionLink 9952151 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS link:presentationLink link:calculationLink link:definitionLink 9952152 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS link:presentationLink link:calculationLink link:definitionLink 9952154 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CONVERTIBLE PREFERRED STOCK AND STOCKHOLDERS' EQUITY (DEFICIT) link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS link:presentationLink link:calculationLink link:definitionLink 9952156 - Disclosure - Nature of operations link:presentationLink link:calculationLink link:definitionLink 9952157 - Disclosure - Significant accounting policies link:presentationLink link:calculationLink link:definitionLink 9952158 - Disclosure - Reverse recapitalization link:presentationLink link:calculationLink link:definitionLink 9952159 - Disclosure - Accrued expenses link:presentationLink link:calculationLink link:definitionLink 9952160 - Disclosure - Fair value measurements link:presentationLink link:calculationLink link:definitionLink 9952161 - Disclosure - GenSci agreement link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - Related-party transactions link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - Stockholders' equity link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - Stock-based compensation link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - Commitments and contingencies link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - Segment information link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - Significant accounting policies (Policies) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - Significant accounting policies (Tables) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - Reverse Recapitalization (Tables) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - Accrued expenses (Tables) link:presentationLink link:calculationLink link:definitionLink 9955515 - Disclosure - Fair value measurements (Tables) link:presentationLink link:calculationLink link:definitionLink 9955516 - Disclosure - Stock-based compensation (Tables) link:presentationLink link:calculationLink link:definitionLink 9955517 - Disclosure - Segment information (Tables) link:presentationLink link:calculationLink link:definitionLink 9955518 - Disclosure - Nature of operations (Details) link:presentationLink link:calculationLink link:definitionLink 9955519 - Disclosure - Significant accounting policies - Estimated Useful Life (Details) link:presentationLink link:calculationLink link:definitionLink 9955520 - Disclosure - Significant accounting policies - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955521 - Disclosure - Significant accounting policies - Schedule of AntiDilutive Equity Awards Not Included in the Calculation of EPS (Details) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - Reverse recapitalization - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - Reverse recapitalization - Schedule of Recapitalization, Asset Acquired and Liability Assumed (Details) link:presentationLink link:calculationLink link:definitionLink 9955524 - Disclosure - Accrued expenses (Details) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - Fair value measurements (Details) link:presentationLink link:calculationLink link:definitionLink 9955526 - Disclosure - GenSci agreement (Details) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - Related-party transactions (Details) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - Stockholders' equity (Details) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - Stock-based compensation - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - Stock-based compensation - Schedule of Share-based Compensation (Details) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - Stock-based compensation - Schedule of Share-based Compensation (Details) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - Stock-based compensation - Schedule of Stock Option Activity (Details) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - Stock-based compensation - Schedule of Stock Options, Estimated Fair Value (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - Segment information - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - Segment information - Schedule Segment Reporting (Details) link:presentationLink link:calculationLink link:definitionLink