XML 66 R40.htm IDEA: XBRL DOCUMENT
v3.20.4

Financial risk management (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2020
Disclosure Of Financial Risk Management Explanatory [Abstract] |
Disclosure of credit risk exposure [text block] | The credit quality of financial assets that are not past due or impaired can be evaluated by reference to external credit ratings (if they are available) or historical information on counterparty late payment rates:
Financial institution |  | Financial assets |  | Rating |  |  | As of December 31, 2020 |
|  |  |  | Moody´s |  |  | S&P |  |  | Fitch |  |  | ThUS$ |
Banco de Crédito e Inversiones |  | Time deposits |  |  | P-1 |  |  |  | A-1 |  |  |  | - |  |  |  | 9,002 |
Banco de Chile |  | Time deposits |  |  | P-1 |  |  |  | A-1 |  |  |  | - |  |  |  | 10,503 |
Banco Estado |  | Time deposits |  |  | P-1 |  |  |  | A-1 |  |  |  | - |  |  |  | 1,001 |
Banco Itau Corpbanca |  | Time deposits |  |  | P-2 |  |  |  | A-2 |  |  |  | - |  |  |  | 7,299 |
Banco Santander – Santiago |  | Time deposits |  |  | P-1 |  |  |  | A-1 |  |  |  | - |  |  |  | 16,702 |
Scotiabank Sud Americano |  | Time deposits |  |  | - |  |  |  | - |  |  |  | F1+ |  |  |  | 7,002 |
JP Morgan US dollar Liquidity Fund Institutional |  | Investment fund |  |  | Aaa-mf |  |  |  | AAAm |  |  |  | AAAmmf |  |  |  | 102,753 |
Legg Mason - Western Asset Institutional cash reserves |  | Investment fund |  |  | - |  |  |  | AAAm |  |  |  | AAAmmf |  |  |  | 107,625 |
Other banks with lower balances |  | Time deposits |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 86 |
Total |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 261,973 |
Financial institution |  | Financial assets |  | Rating |  |  | As of December 31, 2020 |
|  |  |  | Moody´s |  |  | S&P |  |  | Fitch |  |  | ThUS$ |
Banco de Crédito e Inversiones |  | 90 days to 1 year |  |  | P-1 |  |  |  | A-1 |  |  |  | - |  |  |  | 185,589 |
Banco Itaú Corpbanca |  | 90 days to 1 year |  |  | P-2 |  |  |  | A-2 |  |  |  | - |  |  |  | 49,006 |
Banco Santander - Santiago |  | 90 days to 1 year |  |  | P-1 |  |  |  | A-1 |  |  |  | - |  |  |  | 45,168 |
Banco Scotiabank Sud Americano |  | 90 days to 1 year |  |  | - |  |  |  | - |  |  |  | F1+ |  |  |  | 31,668 |
JP Morgan Asset Management |  | 90 days to 1 year |  |  | P-1 |  |  |  | A-1 |  |  |  | N1+ |  |  |  | 34,028 |
Total |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 345,459 |
Financial institution |  | Financial assets |  | Rating |  |  | As of December 31, 2019 |
|  |  |  | Moody´s |  |  | S&P |  |  | Fitch |  |  | ThUS$ |
Banco de Chile |  | Time deposits |  |  | P-1 |  |  |  | A-1 |  |  |  | - |  |  |  | 50,221 |
Banco de Crédito e Inversiones |  | Time deposits |  |  | P-1 |  |  |  | A-1 |  |  |  | - |  |  |  | 42,096 |
Banco Itaú Corpbanca |  | Time deposits |  |  | P-2 |  |  |  | A-2 |  |  |  | - |  |  |  | 39,093 |
Banco Santander |  | Time deposits |  |  | P-1 |  |  |  | A-1 |  |  |  | - |  |  |  | 2,708 |
Scotiabank Sud Americano |  | Time deposits |  |  | - |  |  |  | - |  |  |  | F1+ |  |  |  | 14,428 |
Banco Estado |  | Time deposits |  |  | P-1 |  |  |  | A-1 |  |  |  | - |  |  |  | 500 |
BBVA Banco Francés |  | Time deposits |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 53 |
JP Morgan US dollar Liquidity Fund Institutional |  | Investment fund |  |  | Aaa-mf |  |  |  | AAAm |  |  |  | AAAmmf |  |  |  | 181,155 |
Legg Mason - Western Asset Institutional cash reserves |  | Investment fund |  |  | - |  |  |  | AAAm |  |  |  | AAAmmf |  |  |  | 146,078 |
Total |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 476,332 |
Financial institution |  | Financial assets |  | Rating |  |  | As of December 31, 2019 |
|  |  |  | Moody´s |  |  | S&P |  |  | Fitch |  |  | ThUS$ |
Banco Scotiabank Sud Americano |  | 90 days to 1 year |  |  | P-2 |  |  |  | - |  |  |  | - |  |  |  | 54,180 |
Banco de Crédito e Inversiones |  | 90 days to 1 year |  |  | P-1 |  |  |  | A-1 |  |  |  | - |  |  |  | 178,448 |
Banco Santander (*) |  | 90 days to 1 year |  |  | P-1 |  |  |  | A-1 |  |  |  | - |  |  |  | 74,365 |
Banco Itau Corpbanca |  | 90 days to 1 year |  |  | P-2 |  |  |  | A-2 |  |  |  | - |  |  |  | 127,579 |
Banco Security |  | 90 days to 1 year |  |  | - |  |  |  | A-2 |  |  |  | F2 |  |  |  | 17,965 |
Banco de Chile |  | 90 days to 1 year |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 18,026 |
Banco Estado |  | 90 days to 1 year |  |  | P-1 |  |  |  | A-1 |  |  |  | - |  |  |  | 15,126 |
Total |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 485,689 |
(*) This includes ThUS$ 1,870 associated with collateral in guarantee used to reduce the liquidity risk.
Disclosure of cash and cash equivalents of cashflows [Text Block] | The position in other cash and cash equivalents are invested in highly liquid mutual funds with an AAA risk rating.
| (1) | Unsecured obligations are presented on a contractual basis and have no effects related to anticipated redemptions.
|  | Nature of undiscounted cash flows |
As of December 31, 2020 (figures expressed in millions of US dollars) |  | Carrying amount |  |  | Less than 1 year |  |  | 1 to 5 years |  |  | Over 5 years |  |  | Total |
Bank borrowings |  |  | 70.08 |  |  |  | 0.94 |  |  |  | 71.40 |  |  |  | - |  |  |  | 72.34 |
Unsecured obligations (1) |  |  | 1,872.09 |  |  |  | 88.22 |  |  |  | 927.17 |  |  |  | 1,727.14 |  |  |  | 2,742.53 |
Sub total |  |  | 1,942.17 |  |  |  | 89.16 |  |  |  | 998.57 |  |  |  | 1,727.14 |  |  |  | 2,814.87 |
Hedging liabilities |  |  | 40.21 |  |  |  | 6.06 |  |  |  | 12.34 |  |  |  | 11.07 |  |  |  | 29.47 |
Derivative financial instruments |  |  | 5.39 |  |  |  | 5.39 |  |  |  | - |  |  |  | - |  |  |  | 5.39 |
Sub total |  |  | 45.60 |  |  |  | 11.45 |  |  |  | 12.34 |  |  |  | 11.07 |  |  |  | 34.86 |
Current and non-current lease liabilities |  |  | 31.07 |  |  |  | 6.40 |  |  |  | 21.04 |  |  |  | 7.17 |  |  |  | 34.61 |
Trade accounts payable and other accounts payable |  |  | 203.93 |  |  |  | 203.93 |  |  |  | - |  |  |  | - |  |  |  | 203.93 |
Total |  |  | 2,222.77 |  |  |  | 310.94 |  |  |  | 1,031.95 |  |  |  | 1,745.38 |  |  |  | 3,088.27 |
|  | Nature of undiscounted cash flows |
As of December 31, 2019 (figures expressed in millions of US dollars) |  | Carrying amount |  |  | Less than 1 year |  |  | 1 to 5 years |  |  | Over 5 years |  |  | Total |
Bank borrowings |  |  | 70.19 |  |  |  | 2.17 |  |  |  | 74.87 |  |  |  | - |  |  |  | 77.04 |
Unsecured obligations |  |  | 1,697.11 |  |  |  | 326.34 |  |  |  | 614.29 |  |  |  | 1,184.38 |  |  |  | 2,125.01 |
Sub total |  |  | 1,767.30 |  |  |  | 328.51 |  |  |  | 689.16 |  |  |  | 1,184.38 |  |  |  | 2,202.05 |
Hedging liabilities |  |  | 23.66 |  |  |  | 6.57 |  |  |  | 24.33 |  |  |  | 32.37 |  |  |  | 63.27 |
Derivative financial instruments |  |  | 3.17 |  |  |  | 3.17 |  |  |  | - |  |  |  | - |  |  |  | 3.17 |
Sub total |  |  | 26.83 |  |  |  | 9.74 |  |  |  | 24.33 |  |  |  | 32.37 |  |  |  | 66.44 |
Current and non-current lease liabilities |  |  | 37.90 |  |  |  | 8.90 |  |  |  | 23.01 |  |  |  | 10.27 |  |  |  | 42.18 |
Trade accounts payable and other accounts payable |  |  | 205.79 |  |  |  | 205.79 |  |  |  | - |  |  |  | - |  |  |  | 205.79 |
Total |  |  | 2,037.82 |  |  |  | 552.94 |  |  |  | 736.50 |  |  |  | 1,227.02 |  |  |  | 2,516.46 |
| 1 | All current assets divided by all current liabilities.

X
- Definition The disclosure of the credit risk exposure. Credit risk exposure is the credit risk inherent in an entity’s financial assets and commitments to extend credit. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2020-01-01 -Paragraph 35M -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2020-en-r&anchor=para_35M&doctype=Standard -URIDate 2020-01-01 + Details
Name: | ifrs-full_DisclosureOfCreditRiskExposureExplanatory
Namespace Prefix: | ifrs-full_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition The tabular disclosure of cash and cash equivalents of cashflows. + References No definition available. + Details
Name: | sqm_DisclosureOfCashAndCashEquivalentsOfCashflowsTextBlock
Namespace Prefix: | sqm_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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