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] | |||||
| Cash flows from (used in) operating activities | — |
5,592,000
USD
|
— |
18,459,000
USD
|
— |
| Cash flows from (used in) investing activities [abstract] | |||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | — |
18,662,000
USD
|
— |
–
USD
|
— |
| Proceeds from sales of property, plant and equipment, classified as investing activities | — |
18,000
USD
|
— |
39,000
USD
|
— |
| Purchase of property, plant and equipment, classified as investing activities | — |
2,889,000
USD
|
— |
3,386,000
USD
|
— |
| Interest received, classified as investing activities | — |
3,000
USD
|
— |
101,000
USD
|
— |
| Cash flows from (used in) investing activities | — |
15,069,000
USD
|
— |
5,481,000
USD
|
— |
| Cash flows from (used in) financing activities [abstract] | |||||
| Proceeds from borrowings, classified as financing activities | — |
10,431,000
USD
|
— |
12,980,000
USD
|
— |
| Repayments of borrowings, classified as financing activities | — |
13,252,000
USD
|
— |
13,852,000
USD
|
— |
| Payments of lease liabilities, classified as financing activities | — |
2,174,000
USD
|
— |
2,428,000
USD
|
— |
| Cash flows from (used in) financing activities | — |
4,937,000
USD
|
— |
3,249,000
USD
|
— |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — |
15,724,000
USD
|
— |
9,729,000
USD
|
— |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||
| Effect of exchange rate changes on cash and cash equivalents | — |
968,000
USD
|
— |
262,000
USD
|
— |
| Cash and cash equivalents |
65,331,000
USD
|
— |
50,575,000
USD
|
— |
40,584,000
USD
|