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Taxation - Deferred Tax Assets and Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Deferred income tax assets $ 10,321 $ 19,821  
Deferred income tax liabilities (265,848) (182,377)  
Deferred tax liability (asset) (255,527) (162,556) $ (151,844)
Deferred tax assets temporary differences      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Deferred income tax assets 124,350 129,168 144,267
Deferred tax liability temporary differences      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Deferred income tax liabilities (379,877) (291,724) $ (296,111)
Recovered after more than 12 months | Deferred tax assets temporary differences      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Deferred income tax assets 102,374 105,424  
Recovered after more than 12 months | Deferred tax liability temporary differences      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Deferred income tax liabilities (362,114) (278,035)  
Recovered within 12 months | Deferred tax assets temporary differences      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Deferred income tax assets 21,976 23,744  
Recovered within 12 months | Deferred tax liability temporary differences      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Deferred income tax liabilities $ (17,763) $ (13,689)