Share capital (Narrative) (Details) - USD ($)			3 Months Ended
	Mar. 10, 2025	Feb. 10, 2025	Mar. 31, 2026	Mar. 31, 2025	Dec. 29, 2025
Share Capital Note Disclosure [Line Items]
Proceeds from issuance of common stock			$ 0	$ 3,784,101
Value of common shares issued				$ 3,688,981
Regulation A Offering [Member]
Share Capital Note Disclosure [Line Items]
Proceeds from offering	$ 4,172,000
Number of units issued	1,490,000
Common shares, price per share	$ 2.8
Exercise price of warrants granted	$ 2.8
Warrant term	5 years
Share issuance cost	$ 483,020
Fair value per share	$ 3.4
Fair value per warrant	$ 2.63
Number of warrants exercised				5,000
Warrants outstanding granted during the period				1,490,000
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			5,336,780
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			$ 5,808,013
Common shares issued			9,482,380
Equity distribution agreement commission rate					3.00%