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Equity Instruments at Fair Value Through Profit or Loss - Prisma Medios De Pago Sa - Additional Information (Detail) $ / shares in Thousands, $ in Thousands, $ in Thousands | Feb. 22, 2021 ARS ($) | Jul. 31, 2019 USD ($) | Feb. 01, 2019 USD ($) | Jan. 21, 2019 $ / shares shares | Dec. 31, 2020
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AI ZENITH Netherlands BV [member] |  |  |  |  |
Disclosure of fair value measurement of assets [line items] |  |  |  |  |
Cash dividends collected | $ 425,811 |  |  |  |
Amount adjusted to decrease the receivable from related party | $ 216,441 |  |  |  |
Major ordinary share transactions [member] |  |  |  |  |
Disclosure of fair value measurement of assets [line items] |  |  |  |  |
Estimated total purchase price |  |  | $ 64,542 |  |
Amount received during transfer |  |  | 38,311 |  |
Balance amount after transfer |  |  | $ 26,231 |  |
Transfer of shares, deferred |  |  | 5 years |  |
Major ordinary share transactions [member] | Ordinary shares [member] |  |  |  |  |
Disclosure of fair value measurement of assets [line items] |  |  |  |  |
Common shares | shares |  |  |  | 1,933,051,000 |
Par value | $ / shares |  |  |  | $ 1 |
Percentage of share capital |  |  |  | 4.6775% |
Percentage of capital stock |  |  |  | 51.00% |
Major ordinary share transactions [member] | Argentina, Pesos |  |  |  |  |
Disclosure of fair value measurement of assets [line items] |  |  |  |  |
Percentage of balance outstanding to be paid |  |  | 30.00% |  |
Percentage of nominal annual rate |  |  | 15.00% |  |
Major ordinary share transactions [member] | United States of America, Dollars |  |  |  |  |
Disclosure of fair value measurement of assets [line items] |  |  |  |  |
Percentage of balance outstanding to be paid |  |  | 70.00% |  |
Percentage of nominal annual rate |  |  | 10.00% |  |
Prisma Medios de Pagos SA [member] | Discontinued operations [member] |  |  |  |  |
Disclosure of fair value measurement of assets [line items] |  |  |  |  |
Total selling price of the shares |  | $ 63,456 |  |  |
Remaining holding |  |  |  |  | 49.00%

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