Statement Of Cash Flows [Abstract]
| Concept |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 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] | |||||||||||||||
| Profit (loss) | — |
-
USD
|
-
USD
|
-
USD
|
-
USD
|
132,778,000
USD
|
132,778,000
USD
|
55,193,000
USD
|
— |
-
USD
|
55,193,000
USD
|
-
USD
|
-
USD
|
-
USD
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||||||
| Adjustments for decrease (increase) in inventories | — | — | — | — | — |
5,068,000
USD
|
— | — | — | — |
1,015,000
USD
|
— | — | — | — |
| Adjustments for depreciation and amortisation expense | — | — | — | — | — |
15,056,000
USD
|
— | — | — | — |
6,745,000
USD
|
— | — | — | — |
| Adjustments for impairment loss (reversal of impairment loss) recognised in profit or loss | — | — | — | — | — |
34,754,000
USD
|
— | — | — | — |
-
USD
|
— | — | — | — |
| Adjustments for unrealised foreign exchange losses (gains) | — | — | — | — | — |
563,000
USD
|
— | — | — | — |
1,570,000
USD
|
— | — | — | — |
| Adjustments for share-based payments | — | — | — | — | — |
1,726,000
USD
|
— | — | — | — |
955,000
USD
|
— | — | — | — |
| Adjustments for losses (gains) on disposal of non-current assets | — | — | — | — | — |
5,000
USD
|
— | — | — | — |
576,000
USD
|
— | — | — | — |
| Interest received, classified as operating activities | — | — | — | — | — |
3,362,000
USD
|
— | — | — | — |
1,888,000
USD
|
— | — | — | — |
| Cash flows from (used in) operating activities | — | — | — | — | — |
67,876,000
USD
|
— | — | — | — |
46,959,000
USD
|
— | — | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||||||
| Proceeds from sales of property, plant and equipment, classified as investing activities | — | — | — | — | — |
165,000
USD
|
— | — | — | — |
25,000
USD
|
— | — | — | — |
| Purchase of property, plant and equipment, classified as investing activities | — | — | — | — | — |
58,077,000
USD
|
— | — | — | — |
60,881,000
USD
|
— | — | — | — |
| Other inflows (outflows) of cash, classified as investing activities | — | — | — | — | — |
1,000
USD
|
— | — | — | — |
5,000
USD
|
— | — | — | — |
| Cash flows from (used in) investing activities | — | — | — | — | — |
57,911,000
USD
|
— | — | — | — |
60,851,000
USD
|
— | — | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||||||||
| Proceeds from issuing shares | — | — | — | — | — |
119,053,000
USD
|
— | — | — | — |
98,617,000
USD
|
— | — | — | — |
| Proceeds from borrowings, classified as financing activities | — | — | — | — | — |
10,495,000
USD
|
— | — | — | — |
89,404,000
USD
|
— | — | — | — |
| Repayments of borrowings, classified as financing activities | — | — | — | — | — |
10,495,000
USD
|
— | — | — | — |
74,001,000
USD
|
— | — | — | — |
| Payments of lease liabilities, classified as financing activities | — | — | — | — | — |
347,000
USD
|
— | — | — | — |
2,000
USD
|
— | — | — | — |
| Interest paid, classified as financing activities | — | — | — | — | — |
3,847,000
USD
|
— | — | — | — |
2,058,000
USD
|
— | — | — | — |
| Cash flows from (used in) financing activities | — | — | — | — | — |
114,859,000
USD
|
— | — | — | — |
111,964,000
USD
|
— | — | — | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — | — | — | — | — |
10,928,000
USD
|
— | — | — | — |
4,154,000
USD
|
— | — | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — | — | — | — | — |
501,000
USD
|
— | — | — | — |
284,000
USD
|
— | — | — | — |
| Cash and cash equivalents |
17,480,000
USD
|
— | — | — | — | — | — | — |
28,909,000
USD
|
— | — | — | — | — |
24,471,000
USD
|