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 | — |
432,000
USD
|
— |
372,000
USD
|
— |
| Cash flows from (used in) operating activities | — |
20,892,000
USD
|
— |
17,428,000
USD
|
— |
| Cash flows from (used in) investing activities [abstract] | |||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — |
364,145,000
USD
|
— |
34,227,000
USD
|
— |
| Purchase of property, plant and equipment, classified as investing activities | — |
216,000
USD
|
— |
214,000
USD
|
— |
| Purchase of intangible assets, classified as investing activities | — |
562,000
USD
|
— |
-
USD
|
— |
| Cash flows from (used in) investing activities | — |
364,923,000
USD
|
— |
34,441,000
USD
|
— |
| Cash flows from (used in) financing activities [abstract] | |||||
| Payments of lease liabilities, classified as financing activities | — |
991,000
USD
|
— |
537,000
USD
|
— |
| Cash flows from (used in) financing activities | — |
195,495,000
USD
|
— |
231,079,000
USD
|
— |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — |
148,536,000
USD
|
— |
214,066,000
USD
|
— |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||
| Effect of exchange rate changes on cash and cash equivalents | — |
181,000
USD
|
— |
1,203,000
USD
|
— |
| Cash and cash equivalents |
107,765,000
USD
|
— |
256,120,000
USD
|
— |
40,851,000
USD
|