v3.24.0.1
Administrative expenses (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Expense by nature      
Impairment of withholding tax receivables $ 47,992 $ 52,334 $ 61,810
Key management compensation 25,204 27,083 35,437
Share-based payment expense 13,370 13,265 11,780
Business combination transaction costs 2,432 20,851 15,779
Impairment of Goodwill   121,596  
Net (gain)/loss on disposal of property, plant and equipment (3,806) 3,382 (2,499)
Other 19,017 4,873 15,752
Administrative expense      
Expense by nature      
Staff costs 156,602 132,399 101,567
Professional fees 61,094 38,964 49,685
Impairment of withholding tax receivables 47,992 52,334 61,810
Facilities, short term rental and upkeep 43,616 34,203 23,210
Key management compensation 18,508 21,703 25,642
Travel costs 14,124 15,535 8,654
Share-based payment expense 13,370 13,265 11,780
Depreciation 11,314 9,995 13,917
Amortization 5,765 5,280 4,115
Business combination transaction costs 2,432 20,851 15,779
Impairment of Goodwill   121,596  
Operating taxes (1,005) 963 1,561
Net (gain)/loss on disposal of property, plant and equipment (3,806) 3,382 (2,499)
Other 34,777 30,705 21,290
Total $ 404,783 $ 501,175 $ 336,511