Annual reports filed by certain Canadian issuers pursuant to Section 15(d) and Rule 15d-4

Deferred income taxes (Schedule of Reconciliation of Total Tax Recovery) (Details)

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Deferred income taxes (Schedule of Reconciliation of Total Tax Recovery) (Details) - CAD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Major components of tax expense (income) [abstract]    
Loss before income taxes $ (21,935) $ (12,027)
Income tax rate 30.00% 31.00%
Accounting profit $ (6,581) $ (3,728)
Effect on income taxes of:    
Non-deductible share-based compensation 507 533
Unrecognized deductible temporary difference and carry forward amounts and experimental development expenditures 6,040 3,184
Other non-deductible items 34 11
Tax expense (income)