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Consolidated Statement of Cash Flow - Movements in the borrowings, lease liabilities and payables to related parties (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Consolidated Statement of Cash Flow [Line Items] |  |  |
Balances at beginning of period | $ 806,933 | $ 450,662 | $ 447,002
Proceeds from borrowings | 172,174 | 350,000 | 0
Debt issuance costs paid | (2,019) | (7,507) | 0
Initial recognition of lease liabilities |  |  | 14,610
Acquisitions (Note 36.1) |  | 17,851 |
Addition to lease liabilities | 5,288 | 561 | 2,496
Accrual of borrowing's interests | 44,323 | 48,232 | 29,940
Exchange difference | (946) | 466 | 571
Foreign currency translation | (726) | (4,030) | (632)
Unwinding of discount | 1,453 | 1,247 | 419
Principal paid | (274,934) | (3,575) | (9,790)
Interest paid | (42,592) | (37,594) | (29,099)
Borrowings cancellation costs | 6,308 | 0 | 0
Borrowings cancellation costs paid | (12,908) | 0 | 0
Lease payments | (7,518) | (9,380) | (4,855)
Balances at end of period | 694,836 | 806,933 | 450,662
Borrowing [Member] |  |  |
Consolidated Statement of Cash Flow [Line Items] |  |  |
Balances at beginning of period | 784,586 | 437,419 | 447,002
Proceeds from borrowings | 172,174 | 350,000 |
Debt issuance costs paid | (2,019) | (7,507) |
Accrual of borrowing's interests | 44,323 | 48,232 | 29,940
Exchange difference | (581) |  | 5
Foreign currency translation | (265) | (2,389) | (639)
Principal paid | (274,934) | (3,575) | (9,790)
Interest paid | (42,592) | (37,594) | (29,099)
Borrowings cancellation costs | 6,308 |  |
Borrowings cancellation costs paid | (12,908) |  |
Balances at end of period | 674,092 | 784,586 | 437,419
Lease liabilities [member] |  |  |
Consolidated Statement of Cash Flow [Line Items] |  |  |
Balances at beginning of period | 22,347 | 13,243 |
Initial recognition of lease liabilities |  |  | 14,610
Acquisitions (Note 36.1) |  | 17,851 |
Addition to lease liabilities | 5,288 | 561 | 2,496
Exchange difference | (365) | 466 | 566
Foreign currency translation | (461) | (1,641) | 7
Unwinding of discount | 1,453 | 1,247 | 419
Lease payments | (7,518) | (9,380) | (4,855)
Balances at end of period | $ 20,744 | $ 22,347 | $ 13,243

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