Related Party Transactions and Balances - Summary of Key Management Personnel (Detail) - CAD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2017 |
Dec. 31, 2016 |
|
| Disclosure of transactions between related parties [abstract] | ||
| Short-term employee benefits, including salaries and fees | $ 417 | $ 264 |
| Professional fees | 234 | 171 |
| Stock-based payments | 899 | 208 |
| Total compensation | $ 1,550 | $ 643 |