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Effect of fluctuations in foreign currency exchange rates - (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
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Changes in equity [abstract] |  |  |
Reserve for currency exchange conversion | $ (38,024) | $ (4,921) | $ (8,042)
Comercial Hydro S.A. |  |  |
Changes in equity [abstract] |  |  |
Reserve for currency exchange conversion | 1,004 | 1,004 | 1,004
SQMC Internacional Ltda. |  |  |
Changes in equity [abstract] |  |  |
Reserve for currency exchange conversion | 0 | (9) | (9)
Proinsa Ltda. |  |  |
Changes in equity [abstract] |  |  |
Reserve for currency exchange conversion | 0 | (10) | (10)
Comercial Agrorama Ltda. |  |  |
Changes in equity [abstract] |  |  |
Reserve for currency exchange conversion | 192 | 188 | 175
Isapre Norte Grande Ltda. |  |  |
Changes in equity [abstract] |  |  |
Reserve for currency exchange conversion | (239) | (147) | (130)
Almacenes y Depósitos Ltda. |  |  |
Changes in equity [abstract] |  |  |
Reserve for currency exchange conversion | 0 | 662 | 568
Sacal S.A. |  |  |
Changes in equity [abstract] |  |  |
Reserve for currency exchange conversion | 0 | (3) | (3)
Sociedad Prestadora De Servicios De Salud Cruz Del Norte S.A. |  |  |
Changes in equity [abstract] |  |  |
Reserve for currency exchange conversion | 0 | (41) | (38)
Agrorama S.A. |  |  |
Changes in equity [abstract] |  |  |
Reserve for currency exchange conversion | 814 | 730 | 666
SQM Vitas Fzco |  |  |
Changes in equity [abstract] |  |  |
Reserve for currency exchange conversion | (1,714) | (1,164) | (3,614)
Ajay Europe |  |  |
Changes in equity [abstract] |  |  |
Reserve for currency exchange conversion | (2,152) | (1,529) | (1,911)
SQM Oceanía Pty Ltd. |  |  |
Changes in equity [abstract] |  |  |
Reserve for currency exchange conversion | (579) | (579) | (579)
SQM Indonesia S.A. |  |  |
Changes in equity [abstract] |  |  |
Reserve for currency exchange conversion | (124) | (124) | (124)
Azure Minerals |  |  |
Changes in equity [abstract] |  |  |
Reserve for currency exchange conversion | (33,080) | 0 | 0
SQM Holland B.V. |  |  |
Changes in equity [abstract] |  |  |
Reserve for currency exchange conversion | 0 | 99 | 99
SQM Thailand Limited |  |  |
Changes in equity [abstract] |  |  |
Reserve for currency exchange conversion | 0 | (68) | (68)
SQM Europe |  |  |
Changes in equity [abstract] |  |  |
Reserve for currency exchange conversion | 0 | (1,983) | (1,983)
SQM Australia Pty Ltd. |  |  |
Changes in equity [abstract] |  |  |
Reserve for currency exchange conversion | (1,265) | (1,643) | (1,642)
Pavoni And C. SpA |  |  |
Changes in equity [abstract] |  |  |
Reserve for currency exchange conversion | 0 | (224) | (363)
Pirra Lithium Pty Ltd. |  |  |
Changes in equity [abstract] |  |  |
Reserve for currency exchange conversion | (135) | 0 | 0
Sichuan Dixin New Energy Co., Ltd. |  |  |
Changes in equity [abstract] |  |  |
Reserve for currency exchange conversion | (714) | 0 | 0
SQM Colombia S.A.S. |  |  |
Changes in equity [abstract] |  |  |
Reserve for currency exchange conversion | 0 | (80) | (80)
Others |  |  |
Changes in equity [abstract] |  |  |
Reserve for currency exchange conversion | $ (32) | $ 0 | $ 0

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- Definition A component of equity representing exchange differences on translation of financial statements recognised in other comprehensive income and accumulated in equity. [Refer: Other comprehensive income] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 21 -IssueDate 2024-01-01 -Paragraph 52 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=21&code=ifrs-tx-2024-en-r&anchor=para_52_b&doctype=Standard -URIDate 2024-03-27 + Details
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