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

Amounts receivable (Schedule of Amounts Receivable) (Details)

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Amounts receivable (Schedule of Amounts Receivable) (Details) - CAD ($)
$ in Thousands
Dec. 31, 2018
Dec. 31, 2017
Trade and other current receivables [abstract]    
Amounts due from government assistance and government loans $ 7 $ 10
Sales tax receivable 557 151
Revenue from subcontracts 33 10
Other 740 90
Amounts receivable (note 5) $ 1,337 $ 261