Related Party Transactions and Balances - Additional Information (Detail) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
|
May 27, 2016
CAD ($)
shares
|
Dec. 31, 2017
CAD ($)
|
Dec. 31, 2016
CAD ($)
|
|
| Disclosure of transactions between related parties [line items] | |||
| Share based compensation expense | $ 1,862 | $ 178 | |
| Members of key management [member] | |||
| Disclosure of transactions between related parties [line items] | |||
| Balance payable to key management | $ 0 | $ 86 | |
| Board of director [member] | |||
| Disclosure of transactions between related parties [line items] | |||
| Number of options issued | 1,800,000 | 1,616,000 | |
| Share based compensation expense | $ 601 | $ 49 | |
| Board of director [member] | Private placement 1 [member] | |||
| Disclosure of transactions between related parties [line items] | |||
| Number of units issued | shares | 810,810 | ||
| Consideration received | $ 150 | ||
| Shareholders' [member] | |||
| Disclosure of transactions between related parties [line items] | |||
| Number of units issued | shares | 4,665,187 | ||
| Consideration received | $ 863 | ||