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v3.22.1

Identification and Activities of the Company and Subsidiaries (Details) | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2021 Employees | Dec. 31, 2020 Employees
Disclosure Of Information About Employees Explanatory [Line Items] |  |  |  |
Number of employees | 127 | 126 | 6,081 | 5,507
Name of Location of work | 6,081 | 5,507 |  |
In Chile [Member] |  |  |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |  |  |
Name of Location of work | 5,671 | 5,080 |  |
Outside Chile [Member] |  |  |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |  |  |
Name of Location of work | 410 | 427 |  |
Executives [Member] |  |  |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |  |  |
Number of employees |  |  | 136 | 126
Professionals [Member] |  |  |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |  |  |
Number of employees |  |  | 1,756 | 1,804
Technicians and operators [Member] |  |  |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |  |  |
Number of employees |  |  | 4,189 | 3,577
SQM S.A [Member] |  |  |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |  |  |
Number of employees |  |  | 425 | 408
Name of Location of work | 425 | 408 |  |
SQM S.A [Member] | In Chile [Member] |  |  |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |  |  |
Name of Location of work | 425 | 408 |  |
SQM S.A [Member] | Outside Chile [Member] |  |  |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |  |  |
Name of Location of work | 0 | 0 |  |
SQM S.A [Member] | Executives [Member] |  |  |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |  |  |
Number of employees |  |  | 33 | 33
SQM S.A [Member] | Professionals [Member] |  |  |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |  |  |
Number of employees |  |  | 117 | 108
SQM S.A [Member] | Technicians and operators [Member] |  |  |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |  |  |
Number of employees |  |  | 275 | 267
Other Subsidiaries [Member] |  |  |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |  |  |
Number of employees |  |  | 5,656 | 5,099
Name of Location of work | 5,656 | 5,099 |  |
Other Subsidiaries [Member] | In Chile [Member] |  |  |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |  |  |
Name of Location of work | 5,246 | 4,672 |  |
Other Subsidiaries [Member] | Outside Chile [Member] |  |  |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |  |  |
Name of Location of work | 410 | 427 |  |
Other Subsidiaries [Member] | Executives [Member] |  |  |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |  |  |
Number of employees |  |  | 103 | 93
Other Subsidiaries [Member] | Professionals [Member] |  |  |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |  |  |
Number of employees |  |  | 1,639 | 1,696
Other Subsidiaries [Member] | Technicians and operators [Member] |  |  |  |
Disclosure Of Information About Employees Explanatory [Line Items] |  |  |  |
Number of employees |  |  | 3,914 | 3,310

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