XML 154 R121.htm IDEA: XBRL DOCUMENT
v3.23.1

Financial instruments - Narrative (Details) | Sep. 10, 2021 USD ($) | Apr. 03, 2021 USD ($) | Jan. 22, 2020 USD ($) | May 07, 2019 USD ($) | Nov. 08, 2018 USD ($) | Oct. 31, 2018 CLF | Mar. 31, 2018 CLF | Oct. 23, 2014 USD ($) | Apr. 04, 2012 USD ($) | Apr. 21, 2010 USD ($) | Jan. 13, 2009 USD ($) | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2021 CLF | Jan. 15, 2018 | Apr. 04, 2012 CLF | Jan. 13, 2009 CLF
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Financial instruments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional amounts |  |  |  |  |  |  |  |  |  |  |  | $ 345,949,000 | $ 43,396,000 |  |  |  |
Outstanding purchase commitments |  |  |  |  |  |  |  |  |  |  |  | 191,319,000 | 166,209,000 |  |  |  |
Single series bond One | Unsecured obligations |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financial instruments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional amounts |  |  |  |  |  |  |  |  |  | $ 250,000,000 |  |  |  |  |  |  |
Effective rate |  |  |  |  |  |  |  |  |  | 5.50% |  |  |  |  |  |  |
Maturity date |  |  |  |  |  |  |  |  |  | 10 |  |  |  |  |  |  |
Single series bond Three |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financial instruments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional amounts |  |  |  |  |  |  |  |  |  |  |  | $ 302,658,000 | $ 2,658,000 |  |  |  |
Effective rate |  |  |  |  |  |  |  |  |  |  |  | 0.56% | 0.74% | 0.74% |  |  |
Single series bond Three | Unsecured obligations |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financial instruments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional amounts |  | $ 300,000,000 |  |  |  |  |  |  |  |  |  | $ 300,000,000 |  |  |  |  |
Effective rate |  | 3.625% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Maturity date |  | 10 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Single series bond Two |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financial instruments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional amounts |  |  |  |  |  |  |  |  |  |  |  | $ 4,648,000 | $ 4,648,000 |  |  |  |
Effective rate |  |  |  |  |  |  |  |  |  |  |  | 1.17% | 1.56% | 1.56% |  |  |
Single series bond Two | Unsecured obligations |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financial instruments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional amounts |  |  |  |  |  |  |  |  |  |  |  | $ 250,000,000 |  |  |  |  |
Series H bonds |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financial instruments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional amounts |  |  |  |  |  |  |  |  |  |  |  | $ 17,566,000 | $ 16,026,000 |  |  |  |
Effective rate |  |  |  |  |  |  |  |  |  |  |  | 1.23% | 1.75% | 1.75% |  |  |
Series H bonds | Unsecured obligations |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financial instruments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional amounts |  |  |  |  |  |  |  |  |  |  | $ 139,216,000 | $ 13,117,000 | $ 14,870,000 | CLF 363,636.36 |  |  | CLF 4,000,000
Effective rate |  |  |  |  |  |  |  |  |  |  | 4.90% |  |  |  |  |  | 4.90%
Maturity date |  |  |  |  |  |  |  |  |  |  | 21 |  |  |  |  |  |
Series Q bonds |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financial instruments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional amounts |  |  |  |  |  |  |  |  |  |  |  | $ 351,000 | $ 314,000 |  |  |  |
Effective rate |  |  |  |  |  | 3.45% |  |  |  |  |  | 2.63% | 2.72% | 2.72% |  |  |
Proceeds from disposal or maturity of available-for-sale financial assets |  |  |  |  | $ 83,567,623,842 |  |  |  |  |  |  |  |  |  |  |  |
Bond authorized to issue | CLF |  |  |  |  |  | CLF 3,000,000 |  |  |  |  |  |  |  |  |  |  |
Series P bonds |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financial instruments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional amounts |  |  |  |  |  |  |  |  |  |  |  | $ 1,830,000 | $ 1,636,000 |  |  |  |
Effective rate |  |  |  |  |  |  |  |  |  |  |  | 1.72% | 2.04% | 2.04% |  |  |
Series P bonds | Unsecured obligations |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financial instruments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional amounts | CLF |  |  |  |  |  |  | CLF 3,000,000 |  |  |  |  |  |  |  |  |  |
Effective rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.25% |  |
Maturity date |  |  |  |  |  |  | P10Y |  |  |  |  |  |  |  |  |  |
Single Series Bond Six |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financial instruments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional amounts |  |  |  |  |  |  |  |  |  |  |  | $ 7,508,000 | $ 7,508,000 |  |  |  |
Effective rate |  |  |  |  |  |  |  |  |  |  |  | 3.79% | 4.00% | 4.00% |  |  |
Single Series Bond Six | Unsecured obligations |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financial instruments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional amounts |  |  | $ 400,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Effective rate |  |  | 4.25% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Maturity date |  |  | 2050 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Single series bond Five |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financial instruments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional amounts |  |  |  |  |  |  |  |  |  |  |  | $ 2,869,000 | $ 2,869,000 |  |  |  |
Effective rate |  |  |  |  |  |  |  |  |  |  |  | 3.01% | 3.23% | 3.23% |  |  |
Single series bond Five | Unsecured obligations |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financial instruments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional amounts |  |  |  | $ 450,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Effective rate |  |  |  | 4.25% |  |  |  |  |  |  |  |  |  |  |  |  |
Maturity date |  |  |  | 2029 |  |  |  |  |  |  |  |  |  |  |  |  |
Series O bonds |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financial instruments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional amounts |  |  |  |  |  |  |  |  |  |  |  | $ 965,000 | $ 863,000 |  |  |  |
Effective rate |  |  |  |  |  |  |  |  |  |  |  | 1.89% | 2.06% | 2.06% |  |  |
Series O bonds | Unsecured obligations |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financial instruments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional amounts |  |  |  |  |  |  |  |  | $ 69,901,000 |  |  |  |  |  |  | CLF 1,500,000 |
Effective rate |  |  |  |  |  |  |  |  | 3.80% |  |  |  |  |  |  | 3.80% |
Maturity date |  |  |  |  |  |  |  |  | 21 |  |  |  |  |  |  |  |
Single series bond Four | Unsecured obligations |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financial instruments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional amounts |  |  |  |  |  |  |  | $ 250,000,000 |  |  |  |  |  |  |  |  |
Effective rate |  |  |  |  |  |  |  | 4.375% |  |  |  |  |  |  |  |  |
Maturity date |  |  |  |  |  |  |  | 2025 |  |  |  |  |  |  |  |  |
Single Series Seventh Issue Bonds |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financial instruments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional amounts |  |  |  |  |  |  |  |  |  |  |  | $ 7,554,000 | $ 6,874,000 |  |  |  |
Effective rate |  |  |  |  |  |  |  |  |  |  |  | 3.44% | 3.62% | 3.62% |  |  |
Single Series Seventh Issue Bonds | Unsecured obligations |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financial instruments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional amounts | $ 700,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Effective rate | 3.50% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Maturity date | 2051 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cross currency swap contracts | Series H bonds | Unsecured obligations |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financial instruments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional amounts |  |  |  |  |  |  |  |  |  |  |  | $ 993,000 | $ 760,000 |  |  |  |

X
- Definition The interest rate on borrowings. [Refer: Borrowings] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 7 -IssueDate 2022-03-24 -Paragraph 7 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2022-en-r&anchor=para_7&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_BorrowingsInterestRate
Namespace Prefix: | ifrs-full_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The maturity of borrowings. [Refer: Borrowings] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 7 -IssueDate 2022-03-24 -Paragraph 7 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2022-en-r&anchor=para_7&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_BorrowingsMaturity
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The nominal or face amount of a financial instrument, used to calculate payments made on that instrument. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 112 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_112_c&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_NotionalAmount
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
- Definition The cash inflow from the disposal or maturity of available-for-sale financial assets. [Refer: Financial assets available-for-sale] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Note Expiry date 2023-01-01 -Name IAS -Number 7 -IssueDate 2022-03-24 -Paragraph 16 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2017-en-b&anchor=para_16&doctype=Standard&book=b -URIDate 2022-03-24 + Details
Name: | ifrs-full_ProceedsFromDisposalOrMaturityOfAvailableforsaleFinancialAssets
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of bonds authorised to issue. + References No definition available. + Details
Name: | sqm_BondAuthorisedToIssue
Namespace Prefix: | sqm_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

X
- Definition The amount of purchase orders outstanding. + References No definition available. + Details
Name: | sqm_OutstandingPurchaseCommitments
Namespace Prefix: | sqm_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=sqm_SingleSeriesBondOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialLiabilitiesAxis=sqm_BondsIssuedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=sqm_SingleSeriesBondThreeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=sqm_SingleSeriesBondTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=sqm_SeriesHBondsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=sqm_SeriesQBondsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=sqm_SeriesPBondsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=sqm_SingleSeriesBondSixMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=sqm_SingleSeriesBondFiveMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=sqm_SeriesOBondsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=sqm_SingleSeriesBondFourMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=sqm_SingleSeriesSeventhIssueBondsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_HedgingInstrumentsAxis=sqm_CrossCurrencySwapContractsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |