Statement Of Financial Position [Abstract]
| Concept |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||
| Non-current assets [abstract] | ||||||||||||||||||||||||
| Property, plant and equipment | — | — |
18,107,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — |
16,109,000
USD
|
— | — | — | — | — | — | — | — |
| Right-of-use assets | — | — |
6,570,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — |
9,607,000
USD
|
— | — | — | — | — | — | — | — |
| Investment property | — | — |
1,739,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — |
1,878,000
USD
|
— | — | — | — | — | — | — | — |
| Goodwill | — | — |
11,385,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — |
16,838,000
USD
|
— | — | — | — | — | — | — | — |
| Investments in subsidiaries, joint ventures and associates reported in separate financial statements | — | — |
12,667,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — |
13,271,000
USD
|
— | — | — | — | — | — | — | — |
| Deferred tax assets | — | — |
3,375,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — |
5,759,000
USD
|
— | — | — | — | — | — | — | — |
| Non-current assets | — | — |
59,518,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — |
71,368,000
USD
|
— | — | — | — | — | — | — | — |
| Current assets [abstract] | ||||||||||||||||||||||||
| Current inventories | — | — |
30,951,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — |
33,893,000
USD
|
— | — | — | — | — | — | — | — |
| Trade and other current receivables | — | — |
34,932,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — |
41,467,000
USD
|
— | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — |
65,331,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — |
50,575,000
USD
|
— | — | — | — |
40,584,000
USD
|
— | — | — |
| Current assets | — | — |
133,646,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — |
128,738,000
USD
|
— | — | — | — | — | — | — | — |
| Assets | — | — |
193,164,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — |
200,106,000
USD
|
— | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||
| Issued capital | — | — |
1,320,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — |
1,320,000
USD
|
— | — | — | — | — | — | — | — |
| Retained earnings | — | — |
279,888,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — |
290,090,000
USD
|
— | — | — | — | — | — | — | — |
| Share premium | — | — |
425,840,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — |
425,686,000
USD
|
— | — | — | — | — | — | — | — |
| Other reserves | — | — |
19,849,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — |
14,323,000
USD
|
— | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — |
127,423,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — |
122,593,000
USD
|
— | — | — | — | — | — | — | — |
| Non-controlling interests | — | — |
3,289,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — |
3,830,000
USD
|
— | — | — | — | — | — | — | — |
| Equity |
279,888,000
USD
|
512,000
USD
|
124,134,000
USD
|
127,423,000
USD
|
425,840,000
USD
|
3,289,000
USD
|
19,337,000
USD
|
1,320,000
USD
|
290,090,000
USD
|
3,830,000
USD
|
122,593,000
USD
|
1,320,000
USD
|
13,811,000
USD
|
512,000
USD
|
425,686,000
USD
|
118,763,000
USD
|
108,824,000
USD
|
4,408,000
USD
|
512,000
USD
|
18,070,000
USD
|
104,416,000
USD
|
425,477,000
USD
|
299,391,000
USD
|
1,320,000
USD
|
| Liabilities [abstract] | ||||||||||||||||||||||||
| Non-current liabilities [abstract] | ||||||||||||||||||||||||
| Deferred tax liabilities | — | — |
170,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — |
711,000
USD
|
— | — | — | — | — | — | — | — |
| Non-current liabilities | — | — |
11,143,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — |
17,070,000
USD
|
— | — | — | — | — | — | — | — |
| Current liabilities [abstract] | ||||||||||||||||||||||||
| Trade and other current payables | — | — |
47,519,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — |
53,618,000
USD
|
— | — | — | — | — | — | — | — |
| Current tax liabilities, current | — | — |
6,548,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — |
3,046,000
USD
|
— | — | — | — | — | — | — | — |
| Current liabilities | — | — |
57,887,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — |
64,273,000
USD
|
— | — | — | — | — | — | — | — |
| Liabilities | — | — |
69,030,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — |
81,343,000
USD
|
— | — | — | — | — | — | — | — |
| Equity and liabilities | — | — |
193,164,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — |
200,106,000
USD
|
— | — | — | — | — | — | — | — |