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 |
As at 2021-01-01 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-01-01 |
|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | ||||||||
| Cash flows from (used in) operating activities [abstract] | ||||||||
| Profit (loss) | — |
1,337,000
USD
|
1,337,000
USD
|
— |
9,195,000
USD
|
— |
9,195,000
USD
|
— |
| Adjustments to reconcile profit (loss) [abstract] | ||||||||
| Adjustments for income tax expense | — |
60,000
USD
|
— | — | — | — |
231,000
USD
|
— |
| Adjustments for finance costs | — |
216,000
USD
|
— | — | — | — |
192,000
USD
|
— |
| Adjustments for depreciation and amortisation expense | — |
3,750,000
USD
|
— | — | — | — |
3,754,000
USD
|
— |
| Adjustments for share-based payments | — |
981,000
USD
|
— | — | — | — |
918,000
USD
|
— |
| Adjustments for losses (gains) on disposal of non-current assets | — |
688,000
USD
|
— | — | — | — | — | — |
| Interest paid, classified as operating activities | — |
141,000
USD
|
— | — | — | — |
112,000
USD
|
— |
| Interest received, classified as operating activities | — |
2,000
USD
|
— | — | — | — |
51,000
USD
|
— |
| Income taxes paid (refund), classified as operating activities | — |
446,000
USD
|
— | — | — | — |
10,000
USD
|
— |
| Cash flows from (used in) operating activities | — |
14,317,000
USD
|
— | — | — | — |
11,430,000
USD
|
— |
| Cash flows from (used in) investing activities [abstract] | ||||||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — | — | — | — | — | — |
1,316,000
USD
|
— |
| Proceeds from sales of property, plant and equipment, classified as investing activities | — |
1,092,000
USD
|
— | — | — | — | — | — |
| Purchase of property, plant and equipment, classified as investing activities | — |
8,322,000
USD
|
— | — | — | — |
1,929,000
USD
|
— |
| Purchase of intangible assets, classified as investing activities | — |
5,974,000
USD
|
— | — | — | — |
1,571,000
USD
|
— |
| Cash flows from (used in) investing activities | — |
13,204,000
USD
|
— | — | — | — |
4,816,000
USD
|
— |
| Cash flows from (used in) financing activities [abstract] | ||||||||
| Proceeds from issuing shares | — |
865,000
USD
|
— | — | — | — |
2,381,000
USD
|
— |
| Payments to acquire or redeem entity's shares | — |
4,833,000
USD
|
— | — | — | — |
6,369,000
USD
|
— |
| Payments of lease liabilities, classified as financing activities | — |
928,000
USD
|
— | — | — | — |
831,000
USD
|
— |
| Cash flows from (used in) financing activities | — |
4,636,000
USD
|
— | — | — | — |
5,088,000
USD
|
— |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | ||||||||
| Effect of exchange rate changes on cash and cash equivalents | — |
280,000
USD
|
— | — | — | — |
1,068,000
USD
|
— |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — |
3,803,000
USD
|
— | — | — | — |
2,594,000
USD
|
— |
| Cash and cash equivalents |
23,296,000
USD
|
— | — |
27,099,000
USD
|
— |
27,099,000
USD
|
— |
24,505,000
USD
|