Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Note 8 - Government Assistance - Unrecognized Federal Tax Credits (Details)

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Note 8 - Government Assistance - Unrecognized Federal Tax Credits (Details)
$ in Thousands
Mar. 31, 2019
CAD ($)
Statement Line Items [Line Items]  
Unrecognized federal tax credits may be used to reduce future income tax and expire $ 3,167
Later than eleven years and not later than twelve years [member]  
Statement Line Items [Line Items]  
Unrecognized federal tax credits may be used to reduce future income tax and expire 11
Later than twelve years and not later than thirteen years [member]  
Statement Line Items [Line Items]  
Unrecognized federal tax credits may be used to reduce future income tax and expire 30
Later than thirteen years and not later than fourteen years [member]  
Statement Line Items [Line Items]  
Unrecognized federal tax credits may be used to reduce future income tax and expire 45
Later than fourteen years and not later than fifteen years [member]  
Statement Line Items [Line Items]  
Unrecognized federal tax credits may be used to reduce future income tax and expire 431
Later than fifteen years and not later than sixteen years [member]  
Statement Line Items [Line Items]  
Unrecognized federal tax credits may be used to reduce future income tax and expire 441
Later than sixteen years and not later than seventeen years [member]  
Statement Line Items [Line Items]  
Unrecognized federal tax credits may be used to reduce future income tax and expire 436
Later than seventeen years and not later than eighteen years [member]  
Statement Line Items [Line Items]  
Unrecognized federal tax credits may be used to reduce future income tax and expire 519
Later than eighteen years and not later than nineteen years [member]  
Statement Line Items [Line Items]  
Unrecognized federal tax credits may be used to reduce future income tax and expire 286
Later than nineteen years and not later than twenty years [member]  
Statement Line Items [Line Items]  
Unrecognized federal tax credits may be used to reduce future income tax and expire 315
Later than twenty years and not later than twenty-one years [member]  
Statement Line Items [Line Items]  
Unrecognized federal tax credits may be used to reduce future income tax and expire 324
Later than twenty years and not later than twenty-two years [member]  
Statement Line Items [Line Items]  
Unrecognized federal tax credits may be used to reduce future income tax and expire $ 329