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Intangible assets and goodwill - Movements in Identifiable Goodwill (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | $ 34,596 | $ 41,966
Goodwill Ending Balance | 967 | 34,596
Gross carrying amount |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | 34,596 | 41,966
Additional recognition | 0 |
Impairment losses recognized in profit or loss for the year | (33,629) |
Total increase (decrease) | (33,629) | (7,370)
Goodwill Ending Balance | 967 | 34,596
SQM S.A. | Gross carrying amount |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | 22,255 | 22,255
Additional recognition | 0 |
Impairment losses recognized in profit or loss for the year | (22,255) |
Total increase (decrease) | (22,255) |
Goodwill Ending Balance | 0 | 22,255
SQM Iberian S.A. | Gross carrying amount |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | 148 | 148
Additional recognition | 0 |
Impairment losses recognized in profit or loss for the year | 0 |
Total increase (decrease) | 0 |
Goodwill Ending Balance | 148 | 148
SQM Investment Corporation N.V. | Gross carrying amount |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | 86 | 86
Additional recognition | 0 |
Impairment losses recognized in profit or loss for the year | 0 |
Total increase (decrease) | 0 |
Goodwill Ending Balance | 86 | 86
Soquimich European Holding B.V. | Gross carrying amount |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | 11,383 | 11,383
Additional recognition | 0 |
Impairment losses recognized in profit or loss for the year | (11,374) |
Total increase (decrease) | (11,374) |
Goodwill Ending Balance | 9 | 11,383
SQM Holland B.V. | Gross carrying amount |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance |  | 7,370
Total increase (decrease) |  | (7,370)
Goodwill Ending Balance |  |
SQM Potasio S.A. | Gross carrying amount |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | 724 | 724
Additional recognition | 0 |
Impairment losses recognized in profit or loss for the year | 0 |
Total increase (decrease) | 0 |
Goodwill Ending Balance | $ 724 | $ 724

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- Definition The amount of additional goodwill recognised, except goodwill included in a disposal group that, on acquisition, meets the criteria to be classified as held for sale in accordance with IFRS 5. [Refer: Goodwill; Disposal groups classified as held for sale [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph B67 -Subparagraph d -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_B67_d_ii&doctype=Appendix&subtype=B -URIDate 2022-03-24 + Details
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- Definition The increase (decrease) in goodwill. [Refer: Goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph B67 -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_B67_d&doctype=Appendix&subtype=B -URIDate 2022-03-24 + Details
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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
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- Definition The amount of assets representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognised. [Refer: Business combinations [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2022-03-24 -Paragraph 134 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2022-en-r&anchor=para_134_a&doctype=Standard -URIDate 2022-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2022-03-24 -Paragraph 135 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2022-en-r&anchor=para_135_a&doctype=Standard -URIDate 2022-03-24 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph B67 -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_B67_d&doctype=Appendix&subtype=B -URIDate 2022-03-24 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 54 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_54_c&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition The amount of impairment loss recognised in profit or loss for goodwill. [Refer: Impairment loss recognised in profit or loss; Goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph B67 -Subparagraph d -Clause v -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_B67_d_v&doctype=Appendix&subtype=B -URIDate 2022-03-24 + Details
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