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Accounts payable and accrued liabilities (Tables)
3 Months Ended
Feb. 29, 2016
Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]
    in thousands of dollars  
    February 29,     November 30,  
    2016     2015  
    $     $  
Trade accounts payable   137     200  
Accrued liabilities   285     442  
Accrued salaries and vacation   75     109  
Accounts payable and accrued liabilities   497     751