Disclosures on the effects of fluctuations in foreign currency exchange rates (Details 2) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Effect Of Exchange Rate Changes On The Statement Of Income [Abstract]
Profit (loss) in foreign currency	$ (4,423)	$ (2,169)	$ (16,597)
Foreign Currency Translation Reserve	14,176	562	(1,394)
Total	$ 9,753	$ (1,607)	$ (17,991)

The amount of exchange differences recognised in profit or loss that arise from foreign currency transactions, excluding those arising on financial instruments measured at fair value through profit or loss in accordance with IFRS 9. [Refer: At fair value [member]; Financial instruments, class [member]]

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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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