Statement Of Cash Flows [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|
| Statement of cash flows [abstract] | ||
| Cash flows from (used in) operating activities [abstract] | ||
| Adjustments for finance income (cost) |
10,577,000
USD
|
28,355,000
USD
|
| Cash flows from (used in) operations before changes in working capital |
52,689,000
USD
|
175,307,000
USD
|
| Adjustments for decrease (increase) in trade and other receivables |
75,394,000
USD
|
88,975,000
USD
|
| Adjustments for increase (decrease) in trade and other payables |
1,752,000
USD
|
12,161,000
USD
|
| Adjustments for undistributed profits of investments accounted for using equity method |
21,769,000
USD
|
17,830,000
USD
|
| Cash flows from (used in) investing activities [abstract] | ||
| Dividends received from investments accounted for using equity method, classified as investing activities |
379,000
USD
|
3,814,000
USD
|
| Cash advances and loans made to related parties |
590,000
USD
|
575,000
USD
|
| Cash receipts from repayment of advances and loans made to related parties |
10,000,000
USD
|
10,000,000
USD
|
| Proceeds from sales of investments other than investments accounted for using equity method |
0
USD
|
1,681,000
USD
|