XML 233 R210.htm IDEA: XBRL DOCUMENT v3.19.1

Income tax and deferred taxes (Details Textual) - USD ($) $ in Millions	1 Months Ended	12 Months Ended
	Nov. 30, 2018	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Disclosure of Income tax and deferred taxes [Line Items]
Applicable tax rate		27.00%	25.50%	24.00%
Average effective tax rate		27.00%	25.50%
Prescriptive period for review legal deadline		3
Prescriptive period extended for review legal deadline		6
Income Tax Penalty Paid	$ 3.8
Additional Income Tax Payable	$ 0.4
Scenario, Plan [Member]
Disclosure of Income tax and deferred taxes [Line Items]
Applicable tax rate		27.00%
United States
Disclosure of Income tax and deferred taxes [Line Items]
Prescriptive period for review legal deadline		3
Prescriptive period extended for review legal deadline		6
Mexico
Disclosure of Income tax and deferred taxes [Line Items]
Applicable tax rate		30.00%	30.00%
Prescriptive period for review legal deadline		5
Spain
Disclosure of Income tax and deferred taxes [Line Items]
Prescriptive period for review legal deadline		4
Belgium
Disclosure of Income tax and deferred taxes [Line Items]
Prescriptive period for review legal deadline		3
Prescriptive period extended for review legal deadline		5
South Africa
Disclosure of Income tax and deferred taxes [Line Items]
Applicable tax rate		28.00%	28.00%
Prescriptive period for review legal deadline		3
Prescriptive period extended for review legal deadline		5

X

- Definition

The applicable income tax rate.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 12
-IssueDate 2018-01-01
-Paragraph 81
-Subparagraph c
-Clause ii
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=12&date=2018-03-01&anchor=para_81_c_ii&doctype=Standard
-URIDate 2018-03-16

+ Details

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Namespace Prefix:	ifrs-full_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The tax expense (income) divided by the accounting profit. [Refer: Accounting profit]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 12
-IssueDate 2018-01-01
-Paragraph 81
-Subparagraph c
-Clause ii
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=12&date=2018-03-01&anchor=para_81_c_ii&doctype=Standard
-URIDate 2018-03-16

+ Details

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Namespace Prefix:	ifrs-full_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Represents the amount of additional income tax.

+ References

No definition available.

+ Details

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Namespace Prefix:	sqm_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- References

No definition available.

+ Details

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X

- Definition

The amount of income tax penalty paid.

+ References

No definition available.

+ Details

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Namespace Prefix:	sqm_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

The prescriptive period which can be extended for review dating from the expiration of the legal deadline when payment should have been made.

+ References

No definition available.

+ Details

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- Definition

The prescriptive period for review dating from the expiration of the legal deadline when payment should have been made.

+ References

No definition available.

+ Details

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Data Type:	xbrli:stringItemType
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- Details

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- Details

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- Details

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- Details

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