0001 - Document - Document and Entity Information link:presentationLink link:definitionLink link:calculationLink 0002 - Statement - UNAUDITED CONDENSED CONSOLIDATED BALANCE SHEETS link:presentationLink link:definitionLink link:calculationLink 0003 - Statement - UNAUDITED CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) link:presentationLink link:definitionLink link:calculationLink 0004 - Statement - UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS link:presentationLink link:definitionLink link:calculationLink 0005 - Statement - UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' ( DEFICIT) EQUITY link:presentationLink link:definitionLink link:calculationLink 0006 - Statement - UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' ( DEFICIT) EQUITY (Parenthetical) link:presentationLink link:definitionLink link:calculationLink 0007 - Statement - UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS link:presentationLink link:definitionLink link:calculationLink 0008 - Disclosure - Description of business link:presentationLink link:definitionLink link:calculationLink 0009 - Disclosure - Summary of significant accounting policies link:presentationLink link:definitionLink link:calculationLink 0010 - Disclosure - Balance sheet components link:presentationLink link:definitionLink link:calculationLink 0011 - Disclosure - Leases link:presentationLink link:definitionLink link:calculationLink 0012 - Disclosure - Share capital link:presentationLink link:definitionLink link:calculationLink 0013 - Disclosure - Stock-based compensation link:presentationLink link:definitionLink link:calculationLink 0014 - Disclosure - Related party transactions link:presentationLink link:definitionLink link:calculationLink 0015 - Disclosure - Fair value measurements link:presentationLink link:definitionLink link:calculationLink 0016 - Disclosure - Commitments and contingencies link:presentationLink link:definitionLink link:calculationLink 0017 - Disclosure - Segment reporting link:presentationLink link:definitionLink link:calculationLink 0018 - Disclosure - Debentures and Secured Promissory Notes link:presentationLink link:definitionLink link:calculationLink 0019 - Disclosure - Restricted Cash link:presentationLink link:definitionLink link:calculationLink 0020 - Disclosure - Liquidity and Going Concern link:presentationLink link:definitionLink link:calculationLink 0021 - Disclosure - Loss per share link:presentationLink link:definitionLink link:calculationLink 0022 - Disclosure - Subsequent events link:presentationLink link:definitionLink link:calculationLink 9960701 - Disclosure - Summary of significant accounting policies (Policies) link:presentationLink link:definitionLink link:calculationLink 9960702 - Disclosure - Balance sheet components (Tables) link:presentationLink link:definitionLink link:calculationLink 9960703 - Disclosure - Leases (Tables) link:presentationLink link:definitionLink link:calculationLink 9960704 - Disclosure - Share capital (Tables) link:presentationLink link:definitionLink link:calculationLink 9960705 - Disclosure - Stock-based compensation (Tables) link:presentationLink link:definitionLink link:calculationLink 9960706 - Disclosure - Fair value measurements (Tables) link:presentationLink link:definitionLink link:calculationLink 9960707 - Disclosure - Commitments and contingencies (Tables) link:presentationLink link:definitionLink link:calculationLink 9960708 - Disclosure - Segment reporting (Tables) link:presentationLink link:definitionLink link:calculationLink 9960709 - Disclosure - Debentures and Secured Promissory Notes (Tables) link:presentationLink link:definitionLink link:calculationLink 9960710 - Disclosure - Loss per share (Tables) link:presentationLink link:definitionLink link:calculationLink 9960711 - Disclosure - Subsequent events (Tables) link:presentationLink link:definitionLink link:calculationLink 9960712 - Disclosure - Summary of significant accounting policies (Narrative) (Details) link:presentationLink link:definitionLink link:calculationLink 9960713 - Disclosure - Balance sheet components (Schedule of prepaid expenses) (Details) link:presentationLink link:definitionLink link:calculationLink 9960714 - Disclosure - Balance sheet components (Schedule of accrued expenses and other current liabilities) (Details) link:presentationLink link:definitionLink link:calculationLink 9960715 - Disclosure - Leases (Schedule of operating leases) (Details) link:presentationLink link:definitionLink link:calculationLink 9960716 - Disclosure - Leases (Schedule of lease cost) (Details) link:presentationLink link:definitionLink link:calculationLink 9960717 - Disclosure - Leases (Schedule of future minimum lease payments) (Details) link:presentationLink link:definitionLink link:calculationLink 9960718 - Disclosure - Share capital (Narrative) (Details) link:presentationLink link:definitionLink link:calculationLink 9960719 - Disclosure - Share capital (Schedule of assumptions used to estimate the fair value of warrants) (Details) link:presentationLink link:definitionLink link:calculationLink 9960720 - Disclosure - Share capital (Schedule of warrants continuity) (Details) link:presentationLink link:definitionLink link:calculationLink 9960721 - Disclosure - Share capital (Schedule of warrants outstanding) (Details) link:presentationLink link:definitionLink link:calculationLink 9960722 - Disclosure - Stock-based compensation (Narrative) (Details) link:presentationLink link:definitionLink link:calculationLink 9960723 - Disclosure - Stock-based compensation (Schedule of stock option activity) (Details) link:presentationLink link:definitionLink link:calculationLink 9960724 - Disclosure - Stock-based compensation (Schedule of assumptions used to estimate the fair value of options) (Details) link:presentationLink link:definitionLink link:calculationLink 9960725 - Disclosure - Related party transactions (Narrative) (Details) link:presentationLink link:definitionLink link:calculationLink 9960726 - Disclosure - Fair value measurements (Narrative) (Details) link:presentationLink link:definitionLink link:calculationLink 9960727 - Disclosure - Fair value measurements - Schedule of fair value on a recurring basis (Details) link:presentationLink link:definitionLink link:calculationLink 9960728 - Disclosure - Commitments and contingencies (Narrative) (Details) link:presentationLink link:definitionLink link:calculationLink 9960729 - Disclosure - Commitments and contingencies (Schedule of contingent consideration) (Details) link:presentationLink link:definitionLink link:calculationLink 9960730 - Disclosure - Segment reporting (Narrative) (Details) link:presentationLink link:definitionLink link:calculationLink 9960731 - Disclosure - Segment reporting (Schedule of reconciliation to consolidated operating expenses) (Details) link:presentationLink link:definitionLink link:calculationLink 9960732 - Disclosure - Debentures and Secured Promissory Notes (Narrative) (Details) link:presentationLink link:definitionLink link:calculationLink 9960733 - Disclosure - Debentures and Secured Promissory Notes (Schedule of debenture continuity) (Details) link:presentationLink link:definitionLink link:calculationLink 9960734 - Disclosure - Debentures and Secured Promissory Notes (Schedule of promissory notes) (Details) link:presentationLink link:definitionLink link:calculationLink 9960735 - Disclosure - Restricted Cash (Narrative) (Details) link:presentationLink link:definitionLink link:calculationLink 9960736 - Disclosure - Loss per share (Schedule of basic and diluted net loss per share ) (Details) link:presentationLink link:definitionLink link:calculationLink 9960737 - Disclosure - Loss per share (Schedule of dilutive securities excluded from computation) (Details) link:presentationLink link:definitionLink link:calculationLink 9960738 - Disclosure - Subsequent events (Narrative) (Details) link:presentationLink link:definitionLink link:calculationLink