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 |
14,906,000
USD
|
713,000
USD
|
| Cash flows from (used in) operations before changes in working capital |
42,750,000
USD
|
89,485,000
USD
|
| Increase (decrease) in working capital |
4,961,000
USD
|
3,916,000
USD
|
| Adjustments for decrease (increase) in trade and other receivables |
5,918,000
USD
|
7,040,000
USD
|
| Adjustments for increase (decrease) in trade and other payables |
5,193,000
USD
|
7,019,000
USD
|
| Adjustments for depreciation and amortisation expense and impairment loss (reversal of impairment loss) recognised in profit or loss |
19,610,000
USD
|
8,314,000
USD
|
| Cash flows from (used in) investing activities [abstract] | ||
| Cash flows from (used in) decrease (increase) in restricted cash and cash equivalents |
467,000
USD
|
1,039,000
USD
|
| Purchase of interests in associates |
—
USD
|
329,000
USD
|
| Payments for development project expenditure |
2,530,000
USD
|
1,583,000
USD
|
| Cash flows from (used in) financing activities [abstract] | ||
| Proceeds from issue of bonds, notes and debentures |
—
USD
|
142,825,000
USD
|
| Payments for debt issue costs |
—
USD
|
2,649,000
USD
|