XML 238 R215.htm IDEA: XBRL DOCUMENT v3.19.1

Assets held for sale (Details Textual) - USD ($) $ in Thousands		1 Months Ended
	Nov. 14, 2018	Dec. 31, 2018
Assets held for sale [Line Items]
Gains on disposals of investments		$ 14,507
Minera Exar S.A. [Member]
Assets held for sale [Line Items]
Gains on disposals of investments		$ 14,507
Charlee SQM Thailand Co. Ltd. [Member]
Assets held for sale [Line Items]
Gains on disposals of investments	$ 759

X

- Definition

The gain on the disposal of investments.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2018-01-01
-Paragraph 98
-Subparagraph d
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_98_d&doctype=Standard
-URIDate 2018-03-16

+ Details

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Balance Type:	credit
Period Type:	duration

X

- References

No definition available.

+ Details

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Namespace Prefix:	sqm_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	ifrs-full_CategoriesOfRelatedPartiesAxis=sqm_MineraExarSaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_CategoriesOfRelatedPartiesAxis=sqm_CharleeSqmThailandCoLtdMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: