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Identification and activities of the Company and Subsidiaries - Employees (Details) - employee | Dec. 31, 2023 | Dec. 31, 2022
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Disclosure Of Information About Employees Explanatory [Line Items] |  |
Number of employees | 7,682 | 6,997
In Chile |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |
Number of employees | 7,034 | 6,533
Outside Chile |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |
Number of employees | 648 | 464
Executives |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |
Number of employees | 170 | 160
Professionals |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |
Number of employees | 2,853 | 2,683
Technicians and operators |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |
Number of employees | 4,659 | 4,154
SQM S.A. |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |
Number of employees | 587 | 518
SQM S.A. | In Chile |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |
Number of employees | 587 | 518
SQM S.A. | Outside Chile |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |
Number of employees | 0 | 0
SQM S.A. | Executives |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |
Number of employees | 33 | 32
SQM S.A. | Professionals |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |
Number of employees | 190 | 177
SQM S.A. | Technicians and operators |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |
Number of employees | 364 | 309
Other subsidiaries |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |
Number of employees | 7,095 | 6,479
Other subsidiaries | In Chile |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |
Number of employees | 6,447 | 6,015
Other subsidiaries | Outside Chile |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |
Number of employees | 648 | 464
Other subsidiaries | Executives |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |
Number of employees | 137 | 128
Other subsidiaries | Professionals |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |
Number of employees | 2,663 | 2,506
Other subsidiaries | Technicians and operators |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |
Number of employees | 4,295 | 3,845

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