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v3.20.4

Intangible assets and goodwill (Details 5) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | $ 34,726 | $ 34,866
Additional | 7,380 | 0
Impairment losses | (140) | (140)
Total increase (decrease) | 7,240 | (140)
Goodwill Ending Balance | 41,966 | 34,726
Gross carrying amount [member] |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | 38,120 | 38,120
Additional | 7,380 | 0
Impairment losses | 0 | 0
Total increase (decrease) | 7,380 | 0
Goodwill Ending Balance | 45,500 | 38,120
Accumulated impairment [member] |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | (3,394) | (3,254)
Additional | 0 | 0
Impairment losses | (140) | (140)
Total increase (decrease) | (140) | (140)
Goodwill Ending Balance | (3,534) | (3,394)
SQM Industrial S.A. [Member] |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | 0 | 0
Additional | 0 | 0
Impairment losses | 0 | 0
Total increase (decrease) | 0 | 0
Goodwill Ending Balance | 0 | 0
SQM Industrial S.A. [Member] | Gross carrying amount [member] |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | 3,214 | 3,214
Additional | 0 | 0
Impairment losses | 0 | 0
Total increase (decrease) | 0 | 0
Goodwill Ending Balance | 3,214 | 3,214
SQM Industrial S.A. [Member] | Accumulated impairment [member] |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | (3,214) | (3,214)
Additional | 0 | 0
Impairment losses | 0 | 0
Total increase (decrease) | 0 | 0
Goodwill Ending Balance | (3,214) | (3,214)
SQM S.A [Member] |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | 22,255 | 22,255
Additional | 0 | 0
Impairment losses | 0 | 0
Total increase (decrease) | 0 | 0
Goodwill Ending Balance | 22,255 | 22,255
SQM S.A [Member] | Gross carrying amount [member] |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | 22,255 | 22,255
Additional | 0 | 0
Impairment losses | 0 | 0
Total increase (decrease) | 0 | 0
Goodwill Ending Balance | 22,255 | 22,255
SQM S.A [Member] | Accumulated impairment [member] |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | 0 | 0
Additional | 0 | 0
Impairment losses | 0 | 0
Total increase (decrease) | 0 | 0
Goodwill Ending Balance | 0 | 0
SQM Iberian S.A. [Member] |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | 148 | 148
Additional | 0 | 0
Impairment losses | 0 | 0
Total increase (decrease) | 0 | 0
Goodwill Ending Balance | 148 | 148
SQM Iberian S.A. [Member] | Gross carrying amount [member] |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | 148 | 148
Additional | 0 | 0
Impairment losses | 0 | 0
Total increase (decrease) | 0 | 0
Goodwill Ending Balance | 148 | 148
SQM Iberian S.A. [Member] | Accumulated impairment [member] |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | 0 | 0
Additional | 0 | 0
Impairment losses | 0 | 0
Total increase (decrease) | 0 | 0
Goodwill Ending Balance | 0 | 0
SQM Investment Corporation N.V. [Member] |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | 86 | 86
Additional | 0 | 0
Impairment losses | 0 | 0
Total increase (decrease) | 0 | 0
Goodwill Ending Balance | 86 | 86
SQM Investment Corporation N.V. [Member] | Gross carrying amount [member] |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | 86 | 86
Additional | 0 | 0
Impairment losses | 0 | 0
Total increase (decrease) | 0 | 0
Goodwill Ending Balance | 86 | 86
SQM Investment Corporation N.V. [Member] | Accumulated impairment [member] |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | 0 | 0
Additional | 0 | 0
Impairment losses | 0 | 0
Total increase (decrease) | 0 | 0
Goodwill Ending Balance | 0 | 0
Soquimich Comercial S.A. [Member] |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | 140 | 280
Additional | 0 | 0
Impairment losses | (140) | (140)
Total increase (decrease) | (140) | (140)
Goodwill Ending Balance | 0 | 140
Soquimich Comercial S.A. [Member] | Gross carrying amount [member] |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | 320 | 320
Additional | 0 | 0
Impairment losses | 0 | 0
Total increase (decrease) | 0 | 0
Goodwill Ending Balance | 320 | 320
Soquimich Comercial S.A. [Member] | Accumulated impairment [member] |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | (180) | (40)
Additional | 0 | 0
Impairment losses | (140) | (140)
Total increase (decrease) | (140) | (140)
Goodwill Ending Balance | (320) | (180)
Soquimich European Holding B.V. [Member] |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | 11,373 | 11,373
Additional | 10 | 0
Impairment losses | 0 | 0
Total increase (decrease) | 10 | 0
Goodwill Ending Balance | 11,383 | 11,373
Soquimich European Holding B.V. [Member] | Gross carrying amount [member] |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | 11,373 | 11,373
Additional | 10 | 0
Impairment losses | 0 | 0
Total increase (decrease) | 10 | 0
Goodwill Ending Balance | 11,383 | 11,373
Soquimich European Holding B.V. [Member] | Accumulated impairment [member] |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | 0 | 0
Additional | 0 | 0
Impairment losses | 0 | 0
Total increase (decrease) | 0 | 0
Goodwill Ending Balance | 0 | 0
Sqm Holland Bv [Member] |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | 0 |
Additional | 7,370 |
Impairment losses | 0 |
Total increase (decrease) | 7,370 |
Goodwill Ending Balance | 7,370 | 0
Sqm Holland Bv [Member] | Gross carrying amount [member] |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | 0 |
Additional | 7,370 |
Impairment losses | 0 |
Total increase (decrease) | 7,370 |
Goodwill Ending Balance | 7,370 | 0
Sqm Holland Bv [Member] | Accumulated impairment [member] |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | 0 |
Additional | 0 |
Impairment losses | 0 |
Total increase (decrease) | 0 |
Goodwill Ending Balance | 0 | 0
SQM Potasio S.A. [Member] |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | 724 | 724
Additional | 0 | 0
Impairment losses | 0 | 0
Total increase (decrease) | 0 | 0
Goodwill Ending Balance | 724 | 724
SQM Potasio S.A. [Member] | Gross carrying amount [member] |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | 724 | 724
Additional | 0 | 0
Impairment losses | 0 | 0
Total increase (decrease) | 0 | 0
Goodwill Ending Balance | 724 | 724
SQM Potasio S.A. [Member] | Accumulated impairment [member] |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |
Goodwill Begining Balance | 0 | 0
Additional | 0 | 0
Impairment losses | 0 | 0
Total increase (decrease) | 0 | 0
Goodwill Ending Balance | $ 0 | $ 0

X
- 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 2020-01-01 -Paragraph B67 -Subparagraph d -Clause ii -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2020-en-r&anchor=para_B67_d_ii&doctype=Appendix&subtype=B -URIDate 2020-01-01 + 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 2020-01-01 -Paragraph B67 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2020-en-r&anchor=para_B67_d&doctype=Appendix&subtype=B -URIDate 2020-01-01 + 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 IFRS -Number 3 -IssueDate 2020-01-01 -Paragraph B67 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2020-en-r&anchor=para_B67_d&doctype=Appendix&subtype=B -URIDate 2020-01-01 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2020-01-01 -Paragraph 134 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=36&code=ifrs-tx-2020-en-r&anchor=para_134_a&doctype=Standard -URIDate 2020-01-01 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2020-01-01 -Paragraph 135 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=36&code=ifrs-tx-2020-en-r&anchor=para_135_a&doctype=Standard -URIDate 2020-01-01 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 54 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_54_c&doctype=Standard -URIDate 2020-01-01 + Details
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