Equity-accounted investees (Tables)

12 Months Ended

Dec. 31, 2018

Disclosure Of Equity-accounted investees [Abstract]

As of December 31, 2018 and December 31, 2017, in accordance with criteria established in Note 3.19, investment in associates recognized according to the equity method of accounting and joint ventures are as follows:

Associates	Equity-accounted investees				Share in profit (loss) of associates and joint ventures accounted for using the equity method								Share in other comprehensive income of associates and joint ventures accounted for using the equity method, net of tax						Share in total other comprehensive income of associates and joint ventures accounted for using the equity method
	12/31/2018		12/31/2017		12/31/2018			12/31/2017			12/31/2016			12/31/2018			12/31/2017		12/31/2018			12/31/2017			12/31/2016
	ThUS$		ThUS$		ThUS$			ThUS$			ThUS$			ThUS$			ThUS$		ThUS$			ThUS$			ThUS$
Sales de Magnesio Ltda.		-		-		-			-			514			-			-		-			-			514
Abu Dhabi Fertilizer Industries WWL		10,821		15,936		596			1,483			1,482			-			-		596			1,483			1,482
Doktor Tarsa Tarim Sanayi AS		21,582		21,788		241			6,427			4,026			489			-		730			6,427			4,616
Ajay North America		14,951		14,432		3,728			3,677			2,794			-			-		3,728			3,677			2,794
Ajay Europe SARL		7,845		8,144		1,373			1,049			1,132			(439	)		26		934			1,075			1,126
Charlee SQM Thailand Co, Ltd,		-		2,301		316			393			244			-			-		316			393			244
SQM Eastmed Turkey,		310		-		370			(25	)		-			(21	)		-		349			(25	)		-
Kore Potash Ltd,		20,467		20,000		(1,543	)		-			-			(1,206	)		-		(2,749	)		-			-
Total		75,976		82,601		5,081			13,004			10,192			(1,177	)		26		3,904			13,030			10,776

Disclosure of interests in associates [text block]

Associate	Description of the nature of the relationship		Domicile		Country of incorporation		Share of ownership in associates			Dividends received
										12/31/2018		12/31/2017
										ThUS$		ThUS$

Abu Dhabi Fertilizer Industries WWL		Distribution and commercialization of specialty plant nutrients in the Middle East.		PO Box 71871, Abu Dhabi		United Arab Emirates		37	%		5,641		-
Doktor Tarsa Tarim Sanayi AS		Distribution and commercialization of specialty plant nutrients in Turkey.		Organize Sanayi Bolgesi, Ikinci Kisim, 22 cadde TR07100 Antalya		Turkey		50	%		-		-
Ajay North America		Production and distribution of iodine derivatives.		1400 Industry RD Power Springs GA 30129		United States		49	%		2,807		1,123
Ajay Europe SARL		Production and commercialization of iodine derivatives.		Z.I. du Grand Verger BP 227 53602 Evron Cedex		France		50	%		811		968
SQM Eastmed Turkey		Production and commercialization of specialty products.		Organize Sanayi Bolgesi, Ikinci Kisim, 22 cadde TR07100 Antalya		Turkey		50	%		-		-
Charlee SQM Thailand Co. Ltd.		Distribution and commercialization of specialty plant nutrients.		31 Soi 138 (Meesuk) LLapdrawrd, Bangkapi, 10240 Bangkok		Thailand		40	%		362		-
Kore Potash Ltd.		Prospecting, exploration and mining development.		L 3 88 William St Perth, was 6000		Australia		17,52	%		-		-
Total											9,621		2,091

The companies described in the table below are related parties of the following associates:

(1)

Doktor Tarsa Tarim Sanayi AS

(2)

Terra Tarsa B.V

(3)

Abu Dhabi Fertilizer Industries WWL

Company	Description of the nature of the relationship		Domicile		Country of incorporation		Share of ownership in associates			Dividends received
Terra Tarsa B.V. (1)		Distribution and trading of specialty plant nutrients,		Herikerbergweg 238, Luna Arena, 1101CM Amsterdam PO Box 23393, 1100DW Amsterdam Zuidoost		Holland		50	%		-	-
Plantacote N.V. (1)		Sale of CRF and production and sales of WSNPK		Houtdok-Noordkaai 25a, 2030 Antwerpen, Belgium		Belgium		100	%		-	-
Doktolab Tarim Arastima San, Tic As (1)		Laboratory services		27, Cd, No:2, 07190 Aosb 2, Kısım/Döşemealtı, Antalya, Turkey		Turkey		100	%		-	-
Terra Tarsa Ukraine LLC (2)		Distribution and trading of specialty plant nutrients,		74800 Ukraine, Kakhovka, 4 Yuzhnaya Str,		Ukraine		100	%		-	-
Terra Tarsa Don LLC (2		Distribution and sale of specialty fertilizers		Zorge Street, house 17, 344090, Rostov-on-Don		Russian Federation		100	%		-	-
Internacional Technical and Trading Agenies Co. WLL (3)		Distribution and trading of specialty plant nutrients, in the Middle East		P.O Box: 950918 Amman 11195		Jordania		50	%		-	-
Total											-	-

Disclosure of Detailed Informatin on Summarized Financial Information of Associates Explanatory [Text Block]

8.2

Assets, liabilities, revenue and expenses of associates

					12/31/2018
Associate	Assets				Liabilities				Revenue		Gain (loss) from continuing operations			Other comprehensive income			Comprehensive income
	Current		Non-current		Current		Non-current
	ThUS$		ThUS$		ThUS$		ThUS$		ThUS$		ThUS$			ThUS$			ThUS$

Abu Dhabi Fertilizer Industries WWL		32,093		2,847		5,695		-		33,098		1,611			(1	)		1,610
Doktor Tarsa Tarim Sanayi AS		66,498		12,242		27,067		8,509		74,144		481			978			1,459
Ajay North America		21,644		12,409		3,542		-		40,290		7,608			-			7,608
Ajay Europe SARL		21,219		1,214		6,743		-		36,337		2,747			(878	)		1,869
SQM Eastmed Turkey		1,724		2,160		1,829		1,434		3,192		740			(42	)		698
Kore Potash Ltd.		6,659		148,426		2,180		-		-		(8,198	)		(6,882	)		(15,080	)
Total		149,837		179,298		47,056		9,943		187,061		4,989			(6,825	)		(1,836	)

					12/31/2017
Associate	Assets				Liabilities				Revenue		Gain (loss) from continuing operations			Other comprehensive income			Comprehensive income
	Current		Non-current		Current		Non-current
	ThUS$		ThUS$		ThUS$		ThUS$		ThUS$		ThUS$			ThUS$			ThUS$

Abu Dhabi Fertilizer Industries WWL		44,801		2,032		3,764		-		35,131		4,008			(4	)		4,004
Doktor Tarsa Tarim Sanayi AS		81,057		10,731		36,960		11,251		75,269		12,854			(4,367	)		8,487
Ajay North America		19,426		12,498		2,470		-		36,185		7,505			-			7,505
Ajay Europe SARL		23,555		1,266		8,534		-		32,310		2,098			2,208			4,306
Charlee SQM Thailand Co. Ltd.		8,585		712		3,292		255		13,618		981			414			1,395
SQM Eastmed Turkey		3,981		2,671		4,487		2,260		2,389		(49	)		(12	)		(61	)
Total		181,405		29,910		59,507		13,766		194,902		27,397			(1,761	)		25,636

					12/31/2016
Associate	Assets				Liabilities				Revenue		Gain (loss) from continuing operations			Other comprehensive income			Comprehensive income
	Current		Non-current		Current		Non-current
	ThUS$		ThUS$		ThUS$		ThUS$		ThUS$		ThUS$			ThUS$			ThUS$

Abu Dhabi Fertilizer Industries WWL		37,801		2,104		3,843		-		41,442		4,005			-			4,005
Doktor Tarsa Tarim Sanayi AS		68,449		5,984		39,729		1,281		83,905		8,052			1,180			9,232
Ajay North America		18,844		11,633		3,015		-		35,715		5,702			-			5,702
Ajay Europe SARL		20,675		1,361		7,290		-		33,319		2,265			(13	)		2,252
Charlee SQM Thailand Co. Ltd.		6,264		591		2,448		-		12,065		609			-			609
SQM Eastmed Turkey		727		2,265		719		2,362		833		(200	)		-			(200	)
Total		152,760		23,938		57,044		3,643		207,279		20,433			1,167			21,600