Contingencies and restrictions (Tables)

12 Months Ended

Dec. 31, 2019

Disclosure of contingent liability [Abstract]

Disclosure of detailed information about financial indicators [Text Block]

As of December 31, 2019, the above-mentioned financial indicator has the following values:

Indicator		As of December ‎ 31, 2019				As of December ‎ 31, 2018
Leverage			1.19				1.00

Disclosure of detailed information about grantor obligations [Text Block]

Grantor	Relationship	As of December ‎ 31, 2019		As of December ‎ 31, 2019
		ThUS$		ThUS$
Ferosor Agrícola S.A.	Unrelated Third party		5,372		3,598
Tattersall Agroinsumos S.A.	Unrelated Third party		2,000		2,000
Contador Frutos S.A.	Unrelated Third party		-		1,587
Covepa SPA	Unrelated Third party		671		720
Johannes Epple Davanzo	Unrelated Third party		300		321
Hortofrutícola La Serena	Unrelated Third party		282		294
Com. Serv Johannes Epple Davanz	Unrelated Third party		269		-
Juan Luis Gaete Chesta	Unrelated Third party		182		195
Arena Fertilizantes y Semillas	Unrelated Third party		201		216
Vicente Oyarce Castro	Unrelated Third party		213		222
Soc. Agrocom. Julio Polanco	Unrelated Third party		-		144
Bernardo Guzmán Schmidt	Unrelated Third party		121		126
Total			9,611		9,423

Disclosure of detailed information about guarantees in which there is no pending balance [Text Block]

Guarantees without pending balance indirectly reflect that the respective guarantees are in force and approved by the Company’s Board of Directors and have not been used by the respective subsidiary.

Debtor

Outstanding balances as of the closing date
‎of the financial statements

Creditor of the guarantee

Name

Relationship

Type of guarantee

As of December 31,
‎2019

As of December 31,
‎2018

ThUS$

Australian and New Zealand Bank

SQM North America Corp

Subsidiary

Guarantee

Australian and New Zealand Bank

SQM Europe N.V.

Subsidiary

Guarantee

Generale Bank

SQM North America Corp

Subsidiary

Guarantee

Generale Bank

SQM Europe N.V.

Subsidiary

Guarantee

Kredietbank

SQM North America Corp

Subsidiary

Guarantee

Kredietbank

SQM Europe N.V.

Subsidiary

Guarantee