Statement Of Cash Flows [Abstract]
| Concept |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||
| Cash flows from (used in) operating activities [abstract] | |||||
| Interest received, classified as operating activities | — |
53,000
USD
|
— |
715,000
USD
|
— |
| Income taxes paid (refund), classified as operating activities | — |
—
USD
|
— |
2,658,000
USD
|
— |
| Cash flows from (used in) operating activities | — |
37,842,000
USD
|
— |
83,626,000
USD
|
— |
| Cash flows from (used in) investing activities [abstract] | |||||
| Other cash payments to acquire equity or debt instruments of other entities, classified as investing activities | — |
4,589,000
USD
|
— |
—
USD
|
— |
| Purchase of property, plant and equipment, classified as investing activities | — |
10,739,000
USD
|
— |
4,657,000
USD
|
— |
| Purchase of intangible assets, classified as investing activities | — |
3,447,000
USD
|
— |
9,060,000
USD
|
— |
| Cash flows from (used in) investing activities | — |
21,305,000
USD
|
— |
15,629,000
USD
|
— |
| Cash flows from (used in) financing activities [abstract] | |||||
| Proceeds from issuing other equity instruments | — |
4,718,000
USD
|
— |
2,791,000
USD
|
— |
| Repayments of borrowings, classified as financing activities | — |
—
USD
|
— |
57,231,000
USD
|
— |
| Payments of lease liabilities, classified as financing activities | — |
3,217,000
USD
|
— |
2,186,000
USD
|
— |
| Interest paid, classified as financing activities | — |
4,448,000
USD
|
— |
2,142,000
USD
|
— |
| Cash flows from (used in) financing activities | — |
27,947,000
USD
|
— |
60,686,000
USD
|
— |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — |
11,410,000
USD
|
— |
128,683,000
USD
|
— |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||
| Effect of exchange rate changes on cash and cash equivalents | — |
1,825,000
USD
|
— |
2,128,000
USD
|
— |
| Cash and cash equivalents |
191,924,000
USD
|
— |
205,159,000
USD
|
— |
74,348,000
USD
|