Shareholders' Equity - Summary of Shareholders' Equity (Detail) - USD ($)
$ in Thousands |
12 Months Ended |
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
| Disclosure of classes of share capital [Line Items] |
|
|
|
| Issuance of shares - EIP 2013, value |
|
$ 15
|
$ 21
|
| Issuance of shares - Underwritten offering, value |
|
19,999
|
|
| Issuance of shares - ATM program, value |
$ 53,687
|
16,906
|
3,554
|
| Share issuance costs |
|
(2,043)
|
(130)
|
| Exercise of warrants |
22,117
|
|
|
| Share capital [Member] |
|
|
|
| Disclosure of classes of share capital [Line Items] |
|
|
|
| Equity, beginning balance |
4,574
|
3,499
|
|
| Issuance of shares - EIP 2013, value |
|
15
|
21
|
| Issuance of shares - Underwritten offering, value |
|
591
|
|
| Issuance of shares - ATM program, value |
1,360
|
469
|
56
|
| Share issuance costs |
|
0
|
0
|
| Equity, ending balance |
6,489
|
4,574
|
3,499
|
| Exercise of warrants |
555
|
|
|
| Share premium [Member] |
|
|
|
| Disclosure of classes of share capital [Line Items] |
|
|
|
| Equity, beginning balance |
356,822
|
320,955
|
|
| Issuance of shares - EIP 2013, value |
|
2,065
|
2,696
|
| Issuance of shares - Underwritten offering, value |
|
19,408
|
|
| Issuance of shares - ATM program, value |
52,327
|
16,437
|
3,498
|
| Share issuance costs |
(81)
|
(2,043)
|
(130)
|
| Equity, ending balance |
430,630
|
356,822
|
320,955
|
| Exercise of warrants |
21,562
|
|
|
| Total [Member] |
|
|
|
| Disclosure of classes of share capital [Line Items] |
|
|
|
| Equity, beginning balance |
361,396
|
324,454
|
|
| Issuance of shares - EIP 2013, value |
|
2,080
|
|
| Issuance of shares - Underwritten offering, value |
|
19,999
|
|
| Issuance of shares - ATM program, value |
53,687
|
16,906
|
|
| Share issuance costs |
(81)
|
(2,043)
|
|
| Equity, ending balance |
437,119
|
$ 361,396
|
$ 324,454
|
| Exercise of warrants |
$ 22,117
|
|
|
| Common shares [Member] |
|
|
|
| Disclosure of classes of share capital [Line Items] |
|
|
|
| Beginning balance |
57,552,578
|
44,423,448
|
|
| Issuance of shares - EIP 2013 |
|
168,641
|
|
| Issuance of shares - Underwritten offering |
|
6,964,592
|
|
| Issuance of shares - ATM program |
15,954,450
|
5,995,897
|
|
| Ending balance |
79,955,268
|
57,552,578
|
44,423,448
|
| Exercise of warrants |
6,448,240
|
|
|