XML 135 R112.htm IDEA: XBRL DOCUMENT
v3.19.1

Financial instruments (Details 3) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Financial instruments [Line Items] |  |
Assets before allowances | $ 488,798 | $ 469,598
Allowance for doubtful trade receivables | (21,668) | (20,811)
Assets for trade receivables, net | 467,130 | 448,787
Receivables related to credit operations, current [Member] |  |
Financial instruments [Line Items] |  |
Assets before allowances | 445,670 | 427,400
Allowance for doubtful trade receivables | (16,520) | (15,079)
Assets for trade receivables, net | 429,150 | 412,321
Trade receivables, current [Member] |  |
Financial instruments [Line Items] |  |
Assets before allowances | 445,670 | 427,400
Allowance for doubtful trade receivables | (16,520) | (15,079)
Assets for trade receivables, net | 429,150 | 412,321
Prepayments, current [Member] |  |
Financial instruments [Line Items] |  |
Assets before allowances | 16,990 | 16,877
Allowance for doubtful trade receivables | (843) | (700)
Assets for trade receivables, net | 16,147 | 16,177
Other receivables, current [Member] |  |
Financial instruments [Line Items] |  |
Assets before allowances | 23,863 | 23,409
Allowance for doubtful trade receivables | (4,305) | (5,032)
Assets for trade receivables, net | 19,558 | 18,377
Current trade and other receivables [Member] |  |
Financial instruments [Line Items] |  |
Assets before allowances | 40,853 | 40,286
Allowance for doubtful trade receivables | (5,148) | (5,732)
Assets for trade receivables, net | 35,705 | 34,554
Other receivables, non-current [Member] |  |
Financial instruments [Line Items] |  |
Assets before allowances | 2,275 | 1,912
Allowance for doubtful trade receivables | 0 | 0
Assets for trade receivables, net | 2,275 | 1,912
Non-current receivables [Member] |  |
Financial instruments [Line Items] |  |
Assets before allowances | 2,275 | 1,912
Allowance for doubtful trade receivables | 0 | 0
Assets for trade receivables, net | $ 2,275 | $ 1,912

X
- Definition The amount of an allowance account used to record impairments to financial assets due to credit losses. [Refer: Financial assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Note Expiry date 2021-01-01 -Name IFRS -Number 7 -IssueDate 2018-01-01 -Paragraph 16 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2017-03-02&anchor=para_16&doctype=Standard&book=b -URIDate 2018-03-16 + Details
Name: | ifrs-full_AllowanceAccountForCreditLossesOfFinancialAssets
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of trade receivables and other receivables. [Refer: Trade receivables; Other receivables] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 54 -Subparagraph h -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_54_h&doctype=Standard -URIDate 2018-03-16 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 78 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_78_b&doctype=Standard -URIDate 2018-03-16 + Details
Name: | ifrs-full_TradeAndOtherReceivables
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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 trade and other receivables before deducting allowances. + References No definition available. + Details
Name: | sqm_TradeAndOtherReceivablesBeforeAllowances
Namespace Prefix: | sqm_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | ifrs-full_ClassesOfFinancialAssetsAxis=sqm_CurrentReceivablesFromCreditOperationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialAssetsAxis=sqm_CurrentTradeReceivablesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialAssetsAxis=sqm_CurrentPrepaymentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialAssetsAxis=sqm_OtherCurrentReceivablesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialAssetsAxis=sqm_CurrentPrepaymentsAndOtherReceivablesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialAssetsAxis=sqm_OtherNonCurrentReceivablesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialAssetsAxis=sqm_NonCurrentReceivablesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |