Share capital (Narrative) (Details) - USD ($)			3 Months Ended	9 Months Ended
	Mar. 10, 2025	Feb. 10, 2025	Mar. 31, 2025	Sep. 30, 2026	Sep. 30, 2025	Dec. 29, 2025
Share Capital Note Disclosure [Line Items]
Share consolidation description				At the Company's 2026 Annual General meeting and Special Meeting held on June 3, 2026, the Company's shareholders approved a proposal authorizing the Company's board of directors to effect a consolidation of the common shares at a ratio of up to 50-to-1. Subsequently, the Company's board of directors approved a share consolidation of the Company's common shares on a 50-to-1 basis, which became effective on October 12, 2026.
Proceeds from issuance of common stock				$ 0	$ 9,790,015
Value of common shares issued			$ 3,688,981
Share issuance cost				0	584,361
Proceeds from warrants exercised				$ 0	$ 4,729,398
Regulation A Offering [Member]
Share Capital Note Disclosure [Line Items]
Proceeds from offering	$ 4,172,000
Number of units issued	29,800
Common shares, price per share	$ 140
Exercise price of warrants granted	$ 140
Warrant term	5 years
Share issuance cost	$ 483,020
Fair value per share	$ 170
Fair value per warrant	$ 131.5
Number of warrants exercised				29,476
Number of warrants granted				29,800
Proceeds from warrants exercised				$ 4,126,639
Standby Equity Purchase Agreement (the "SEPA") [Member]
Share Capital Note Disclosure [Line Items]
Proceeds from issuance of common stock		$ 15,000,000		$ 4,102,740
Share price as percentage of market price		97.00%
Common shares issued				106,735
Value of common shares issued				$ 4,229,823
Proceeds from share issuance used to repay outstanding debentures				3,223,980
ATM Agreement [Member]
Share Capital Note Disclosure [Line Items]
Proceeds from issuance of common stock				$ 17,770,248
Common shares issued				1,035,449
Equity distribution agreement commission rate						3.00%