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Disclosures on reserves in Equity (Details 5) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Disclosure of Disclosures on equity [Line Items] |  |  |  |
Non-controlling interests |  | $ 10,118 | $ 6,817 | $ 9,733
Interim Dividend |  | 44,986 | 211,224 | 331,199
Potential Dividend |  | 100,000 | 0 | 100,000
Dividends payable |  | 4,369 | 66,891 | 108,631
Owners of the Parent |  | 149,355 | 278,115 | 539,830
Dividends discounted from equity for the period | [1] | 159,473 | 284,932 | 549,563
Ajay SQM Chile S.A. Dividends [member] |  |  |  |
Disclosure of Disclosures on equity [Line Items] |  |  |  |
Non-controlling interests |  | 556 | 882 | 823
Ajay SQM Chile S.A Payable Dividend [member] |  |  |  |
Disclosure of Disclosures on equity [Line Items] |  |  |  |
Non-controlling interests |  | 682 | 0 | 0
Soquimich Comercial S.A. Interim Dividend [member] |  |  |  |
Disclosure of Disclosures on equity [Line Items] |  |  |  |
Non-controlling interests |  | 5,904 | 3,936 | 7,872
Soquimich Comercial S.A. Payable Dividend [member] |  |  |  |
Disclosure of Disclosures on equity [Line Items] |  |  |  |
Non-controlling interests |  | $ 2,976 | $ 1,999 | $ 1,038
[1] | See Note 20.6

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