Statement Of Cash Flows [Abstract]
| Concept | 2022-01-01 to 2022-12-31 | 2021-01-01 to 2021-12-31 | 
|---|---|---|
| Statement of cash flows [abstract] | ||
| Cash flows from (used in) operating activities [abstract] | ||
| Adjustments for finance income (cost) | 
                                                28,000
                                                
                                                    
                                                        USD
                                                    
                                                
                                             | 
                                                37,000
                                                
                                                    
                                                        USD
                                                    
                                                
                                             | 
| Adjustments for decrease (increase) in trade and other receivables | 
                                                4,090,000
                                                
                                                    
                                                        USD
                                                    
                                                
                                             | 
                                                1,761,000
                                                
                                                    
                                                        USD
                                                    
                                                
                                             | 
| Adjustments for increase (decrease) in trade and other payables | 
                                                2,429,000
                                                
                                                    
                                                        USD
                                                    
                                                
                                             | 
                                                1,803,000
                                                
                                                    
                                                        USD
                                                    
                                                
                                             | 
| Adjustments for depreciation and amortisation expense and impairment loss (reversal of impairment loss) recognised in profit or loss | 
                                                236,000
                                                
                                                    
                                                        USD
                                                    
                                                
                                             | 
                                                3,941,000
                                                
                                                    
                                                        USD
                                                    
                                                
                                             | 
| Income taxes paid, classified as operating activities | 
                                                -
                                                
                                                    
                                                        USD
                                                    
                                                
                                             | 
                                                -
                                                
                                                    
                                                        USD
                                                    
                                                
                                             | 
| Finance costs paid, classified as operating activities | 
                                                148,000
                                                
                                                    
                                                        USD
                                                    
                                                
                                             | 
                                                807,000
                                                
                                                    
                                                        USD
                                                    
                                                
                                             | 
| Cash flows from (used in) investing activities [abstract] | ||
| Proceeds from disposal of non-current assets or disposal groups classified as held for sale and discontinued operations | 
                                                35,334,000
                                                
                                                    
                                                        USD
                                                    
                                                
                                             | 
                                                14,234,000
                                                
                                                    
                                                        USD
                                                    
                                                
                                             |