XML 64 R38.htm IDEA: XBRL DOCUMENT
v3.20.4

Basis of presentation for the consolidated financial statements (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2020
Disclosure of Basis of presentation for the consolidated financial statements [Abstract] |
Disclosure Of Reclassification Of Assets [Text Block] |
Items |  | Original balances reported as of December 31, 2019 |  |  | Reclassification |  |  | Balances reclassified as of December 31, 2019 |
|  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |
Property, plant and equipment, (net) |  |  | 1,607,070 |  |  |  | (37,164 | ) |  |  | 1,569,906 |
Right-of-use assets |  |  | - |  |  |  | 37,164 |  |  |  | 37,164 |
Other current financial liabilities |  |  | 298,822 |  |  |  | (7,694 | ) |  |  | 291,128 |
Lease liabilities, current |  |  | - |  |  |  | 7,694 |  |  |  | 7,694 |
Other non-current financial liabilities |  |  | 1,518,926 |  |  |  | (30,203 | ) |  |  | 1,488,723 |
Lease liabilities, non-current |  |  | - |  |  |  | 30,203 |  |  |  | 30,203 |

X
- References No definition available. + Details
Name: | sqm_DisclosureOfBasisOfPresentationForConsolidatedFinancialStatementsAbstract
Namespace Prefix: | sqm_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Schedule disclosing information related to the reclassification of assets. + References No definition available. + Details
Name: | sqm_DisclosureOfReclassificationOfAssetsTextBlock
Namespace Prefix: | sqm_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration