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Lease - Lease payments (Details) - CAD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Lease.    
Interest on lease liabilities $ 10  
Expense relating to variable lease payments 42  
Expenses relating to short-term leases 15 $ 110
Expenses relating to leases of low-value assets 7 7
Total cash outflow for leases $ 74 $ 117