SHARE-BASED COMPENSATION - Disclosure of restricted share units and performance share units (Details) - Restricted and Performance share units [Member]
|
12 Months Ended |
|
Dec. 31, 2021
CAD ($)
Share
|
Dec. 31, 2020
CAD ($)
Share
|
| Disclosure of terms and conditions of share-based payment arrangement [line items] |
|
|
| Number of share units, beginning of year | Share |
570,126
|
496,942
|
| Weighted average exercise price of share units, beginning of year | $ |
$ 15.06
|
$ 14.63
|
| Number of units granted during the year | Share |
287,431
|
522,231
|
| Weighted average exercise price share units granted | $ |
$ 17.67
|
$ 15.36
|
| Number of units vested during the year | Share |
(301,137)
|
(400,490)
|
| Weighted average exercise price of share units vested | $ |
$ 14.26
|
$ 14.99
|
| Number of units forfeited during the year | Share |
(30,229)
|
(48,557)
|
| Weighted average exercise price of share units forfeited | $ |
$ 14.85
|
$ 14.53
|
| Number of share units, end of year | Share |
526,191
|
570,126
|
| Weighted average exercise price of share units, end of year | $ |
$ 16.95
|
$ 15.06
|