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Long-term debt - Promissory notes (Details) - Equipment Promissory Notes - Secured debt - CAD ($)	Dec. 31, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Debt instrument, face amount	$ 0	$ 3,400,000
Interest rate		5.85%

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Contractual interest rate for funds borrowed, under the debt agreement.

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