SHARE-BASED COMPENSATION (Narrative) (Details)
$ in Thousands |
3 Months Ended |
12 Months Ended |
|
|
|
Mar. 31, 2022
USD ($)
|
Dec. 31, 2021
USD ($)
Share
shares
|
Dec. 31, 2020
USD ($)
Share
shares
|
Dec. 31, 2019
Share
|
Mar. 02, 2016 |
| Disclosure of terms and conditions of share-based payment arrangement [line items] |
|
|
|
|
|
| Share option plan expense | $ |
|
$ 381
|
|
|
|
| Share option plan, employment expense (recovery) | $ |
|
|
$ (464)
|
|
|
| Number of options outstanding |
|
997,200
|
1,021,156
|
1,321,288
|
|
| Number of options exercisable |
|
0
|
23,956
|
|
|
| Percentage of shares outstanding to determine number of net options granted |
|
|
|
|
10.00%
|
| Share units purchased and held in trust |
|
188,000
|
|
|
|
| Share units purchased and held in trust, amount | $ |
|
$ 3,257
|
|
|
|
| Payments of withholding taxes in cash | $ |
|
$ 2,527
|
$ 1,209
|
|
|
| Shares held in trust | shares |
|
231,282
|
195,706
|
|
|
| Share-based compensation expense | $ |
|
$ 6,653
|
$ 3,129
|
|
|
| Subsequent Event [Member] | Bottom of range [Member] |
|
|
|
|
|
| Disclosure of terms and conditions of share-based payment arrangement [line items] |
|
|
|
|
|
| Adjustment of additional share option expense | $ |
$ 1,300
|
|
|
|
|
| Subsequent Event [Member] | Top of range [Member] |
|
|
|
|
|
| Disclosure of terms and conditions of share-based payment arrangement [line items] |
|
|
|
|
|
| Adjustment of additional share option expense | $ |
$ 1,700
|
|
|
|
|
| Share options plan [Member] |
|
|
|
|
|
| Disclosure of terms and conditions of share-based payment arrangement [line items] |
|
|
|
|
|
| Number of options outstanding |
|
|
23,956
|
|
|
| Number of performance options outstanding |
|
997,200
|
997,200
|
|
|
| Share unit plan (RSUs and PSUs [Member] |
|
|
|
|
|
| Disclosure of terms and conditions of share-based payment arrangement [line items] |
|
|
|
|
|
| Number of performance share units outstanding under share unit plan |
|
39,244
|
|
|
|
| Number of units granted during the year |
|
287,431
|
522,231
|
|
|
| Number of share units outstanding |
|
526,191
|
570,126
|
|
|
| Number of units vested during the year |
|
301,137
|
400,490
|
|
|
| Number of units settled through issuance of shares held in trust | shares |
|
152,424
|
291,608
|
|
|
| Share-based compensation expense | $ |
|
$ 6,272
|
$ 3,593
|
|
|