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Income Taxes - Summary of Non-capital Losses (Details) - Non-capital losses $ in Thousands | Dec. 31, 2017 CAD ($)
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Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |
Unused tax losses | $ 57,308
2026 |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |
Unused tax losses | 9,809
2027 |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |
Unused tax losses | 12,170
2029 |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |
Unused tax losses | 4,009
2030 |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |
Unused tax losses | 4,774
2031 |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |
Unused tax losses | 4,343
2032 |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |
Unused tax losses | 2,873
2033 |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |
Unused tax losses | 2,457
2034 |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |
Unused tax losses | 2,472
2035 |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |
Unused tax losses | 3,125
2036 |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |
Unused tax losses | 6,430
2037 |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |
Unused tax losses | $ 4,846

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