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Financial instruments (Tables)

12 Months Ended

Dec. 31, 2019

Disclosure Of Financials instruments [Abstract]

Disclosure of detailed information about other financial assets [Text Block]

13.1          Types of other financial assets

Description of other financial assets		As of December ‎31, 2019				As of December ‎31, 2018
		ThUS$				ThUS$
Financial assets at amortized cost (1)			485,689				291,790
Derivative financial instruments
- For hedging			17,270				18,238
- Non-hedging (2)			2,531				2,693
Total other current financial assets			505,490				312,721
Financial assets at fair value through other comprehensive income			4,785				3,631
Derivative financial instruments
- For hedging			3,918				13,425
Financial assets at amortized cost			75				75
Total other non-current financial assets			8,778				17,131

Disclosure of detailed information about other non current financial assets [Text Block]

Institution		As of December ‎31, 2019				As of December ‎31, 2018
		ThUS$				ThUS$
Banco de Crédito e Inversiones			185,400				145,834
Banco Santander (3)			74,365				23,124
Banco Itaú CorpBanca			120,628				70,719
Banco Security			17,964				27,215
Banco de Chile			18,026				-
Banco Estado			15,126				-
Scotiabank Sud Americano			54,180				24,898
Total			485,689				291,790

(1)   Corresponds to term deposits whose maturity date is greater than 90 days and less than 360 days from the investment date constituted in the aforementioned financial institutions.

(2)   Correspond to forwards and options that were not classified as hedging instruments (See detail in Note 14.3).

(3)   This balance includes ThUS$ 1,870 corresponding to margin calls, which are considered as collateral guarantees.

Disclosure of trade and other receivables [text block]

13.2          Trade and other receivables

		As of December 31, 2019												As of December 31, 2018
Trade and other receivables		Currents				Non-current				Total				Currents				Non-current				Total
		ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$
Trade receivables, current			367,583				-				367,583				430,914				-				430,914
Prepayments, current			20,309				-				20,309				16,147				-				16,147
Other receivables, current			11,250				1,710				12,960				19,558				2,275				21,833
Total trade and other receivables			399,142				1,710				400,852				466,619				2,275				468,894

		As of December 31, 2019												As of December 31, 2018
Trade and other receivablaes		Assets before ‎allowances				Allowance for ‎doubtful trade ‎receivables				Assets for trade ‎receivables, net				Assets before ‎allowances				Allowance for ‎doubtful trade ‎receivables				Assets for trade ‎receivables, net
		ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$
Receivables related to credit operations. current			383,775				(16,192	)			367,583				445,670				(14,756	)			430,914
Trade receivables, current			383,775				(16,192	)			367,583				445,670				(14,756	)			430,914
Prepayments, current			21,092				(783	)			20,309				16,990				(843	)			16,147
Other receivables, current			15,659				(4,409	)			11,250				23,863				(4,305	)			19,558
Current other receivables			36,751				(5,192	)			31,559				40,853				(5,148	)			35,705
Other receivables. non-current			1,710				-				1,710				2,275				-				2,275
Non-current receivables			1,710				-				1,710				2,275				-				2,275
Total trade and other receivables			422,236				(21,384	)			400,852				488,798				(19,904	)			468,894

Disclosure of financial assets that are either past due or impaired [text block]

As of December 31, 2019 and December 31, 2018 the detail of the uncollateralized portfolio is as follows:

As of December 31, 2019
Total uncollateralized portfolio
Past due segments		Number of customers with non-‎renegotiated portfolio				Gross non-renegotiated portfolio ThUS$				Number of customers with ‎renegotiated portfolio				Gross renegotiated portfolio ‎ThUS$
Current			1,486				351,931				69				892
1 - 30 days			166				20,195				72				526
31 - 60 days			26				1,279				4				10
61 - 90 days			12				519				3				54
91 - 120 days			5				1,026				2				66
121 - 150 days			5				361				7				49
151 - 180 days			7				190				2				33
181 - 210 days			4				51				-				-
211 - 250 days			6				48				8				11
>250 days			144				5,449				137				1,085
Total			1,861				381,049				304				2,726

As of December 31, 2018
Total uncollateralized portfolio
Past due segments		Number of customers with non-renegotiated portfolio				Gross non-renegotiated ‎portfolio ThUS$				Number of customers with ‎renegotiated portfolio				Gross renegotiated portfolio ‎ThUS$
Current			1,390				404,670				136				668
1 - 30 days			1,229				19,422				390				596
31 - 60 days			801				5,705				154				118
61 - 90 days			648				2,279				41				75
91 - 120 days			489				1,220				27				47
121 - 150 days			80				423				16				29
151 - 180 days			43				186				21				176
181 - 210 days			7				1,291				41				231
211 - 250 days			7				108				101				242
>250 days			140				7,036				305				1,148
Total			4,834				442,340				1,232				3,330

Disclosure of detailed information about expected credit exposure of accounts receivable based on aging analysis [Table Text Block]

As of December 31, 2019
																										Trade
																										receivables due
		Trade accounts receivable days past due																								from related
Trade and other receivables		Current				1 to 30 days				31 to 60 days				61 to 90 days				Over 90 days				Trade				parties
																						ThUS$				ThUS$
Expected loss rate			1	%			18	%			34	%			44	%			78	%			-				-
Total gross carrying amount			352,823				20,721				1,288				573				8,370				383,775				72,859
Impairment estimate			5,285				3,664				440				251				6,552				16,192				11,323

As of December 31, 2018
																										Trade
																										receivables due
		Trade accounts receivable days past due																								from related
Trade and other receivables		Current				1 to 30 days				31 to 60 days				61 to 90 days				Over 90 days				Trade				parties
																						ThUS$				ThUS$
Expected loss rate			1	%			9	%			5	%			4	%			65	%			-				-
Total gross carrying amount			408,300				20,018				2,861				2,354				12,137				445,670				55,520
Allowance for doubtful accounts			4,811				1,858				146				89				7,852				14,756				12,730

Disclosure of detailed information about movement in provision of trade receivables [Table Text Block]

As of December 31, 2019 and 2018, the reconciliation of the allowance is as follows:

Provisions		As of December ‎31, 2019				As of December ‎31, 2019
		ThUS$				ThUS$
Allowance for doubtful accounts at the beginning of the Period			32,634				34,936
Adjustment to initial balance derived from the adoption of IFRS 9			-				2,301
Increase / (decrease) of impairment provision			1,057				(2,967	)
Provision used			(984	)			(1,636	)
Allowance for doubtful accounts at the end of the year			32,707				32,634
(1) Trade and Other Receivables allowance current			16,192				14,756
(2) Other receivables allowance current			5,192				5,148
(3) Related party receivables allowance current			11,323				12,730
Recovery of Insurance			320				827
Total allowance for doubtful accounts			32,707				32,634
Renegotiated allowance			1,905				2,056
Non-renegotiated allowance			30,802				30,578

Disclosure of allowance for credit losses [text block]

ThUS$		Assets / (Liabilities) ‎Derivative financial ‎instruments				Total Realized				Hedging Reserve in Gross ‎Equity
Hedging of underlying debt at December 31, 2019
Hedging Assets			3,918				(4,194	)			8,112
Hedging Liabilities			(22,771	)			(25,363	)			2,592
Hedge of underlying Debt			(18,853	)			(29,557	)			10,704
Hedge of underlying investment at December 31, 2019
Hedging Assets			17,270				17,857				(587	)
Hedging Liabilities			(889	)			(711	)			(178	)
Hedge of underlying investments			16,381				17,146				(765	)

ThUS$		Assets / (Liabilities) ‎Derivative financial ‎instruments				Total Realized				Hedging Reserve in Gross ‎Equity
Hedge of underlying debt at December 31, 2018
Hedging Assets			13,425				5,244				8,181
Hedging Liabilities			(17,318	)			(18,859	)			1,541
Hedge of underlying debt			(3,893	)			(13,615	)			9,722
Hedge of underlying investment at December 31, 2018
Hedging Assets			18,146				19,911				(1,765	)
Hedge of  Underlying Investments			18,146				19,911				(1,765	)

Hedging effect in profit and loss and equity for the year ended December 31, 2019		Total variation				Profit and loss				Hedging reserve due to variation of hedge gross
Analysis effect by type of hedging
Hedge of underlying debt			(14,960	)			(15,942	)			982
Hedge of underlying investments			(1,765	)			(2,765	)			1,000
Total hedging effect on profit or loss and equity for the year			(16,725	)			(18,707	)			1,982
Analysis Effect by type of asset
Hedging in Current and Non-Current Assets			(10,383	)			(11,492	)			1,109
Hedging in Current and Non-Current Liabilities			(6,342	)			(7,215	)			873
Total hedging effect in Profit or Loss and Shareholders' Equity for the year			(16,725	)			(18,707	)			1,982

Disclosure of maturity analysis for derivative financial liabilities [text block]

Hedging derivative contract maturities are detailed as follows:

Series		Contract amount				Currency			Maturity date
		ThUS$
H			148,159			UF				01-04-2023
O			58,748			UF				02-01-2022
P			134,228			UF				01-15-2028

Disclosure of financial liabilities [text block]

As of December 31, 2019 and 2018, the detail is as follows:

		As of December 31, 2019												As of December 31, 2018
Other current and non-current financial ‎liabilities		Current				Non-current				Total				Current				Non-current				Total
		ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$
Liabilities at amortized cost
Bank borrowings			199				69,138				69,337				300				68,870				69,170
Unsecured obligations			280,578				1,403,108				1,683,686				15,145				1,249,479				1,264,624
Derivative financial instruments
For hedging			7,183				16,477				23,660				5,285				12,033				17,318
Non-hedging liabilities			3,168				-				3,168				2,855				-				2,855
Lease liabilities			7,694				30,203				37,897				-				-				-
Total			298,822				1,518,926				1,817,748				23,585				1,330,382				1,353,967

Disclosure of detailed information about borrowings [text block]

As of December 31, 2019 and 2018, the detail is as follows:

Current and non-current bank borrowings		As of December ‎31, 2019				As of December ‎31, 2018
		ThUS$				ThUS$
Current bank borrowings			199				300
Non-current  bank borrowings			69,138				68,870
Current and non-current bank borrowings			69,337				69,170

Disclosure of detailed information about short term borrowings [Text Block]

As of December 31, 2019 and December 31, 2018, the detail of this caption is as follows:

Currency or

Debtor

Creditor

adjustment

Tax ID No

Company

Country

Tax ID No

Financial institution

Country

index

Repayment

maturity

Effective rate

Nominal rate

93.007.000-9

SQM S.A.

Chile

Foreign

Scotiabank Cayman

USA

US$

Upon maturity

05-29-2023

2.11

%

3.01

%

Foreign

Nitratos Naturais do Chile Lim.

Brazil

Foreign

Banco Itau Brasil

Brazil

BRL

Upon maturity

12-31-2019

13.57

%

4.25

%

Debtor		Creditor				Nominal amounts as of December 31, 2019												Current amounts as of December 31, 2019
Company		Financial institution				Up to 90 days				90 days to ‎1 year				Total				Up to 90 days				90 days to ‎1 year				Subtotal				Borrowing ‎costs				Total
						ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$
SQM S.A.			Scotiabank Cayman				-				-				-				-				187				187				-				187
Nitratos Naturais do Chile			Banco Itau Brasil				-				-				-				12				-				12				-				12
Total							-				-				-				12				187				199				-				199

Currency or

Debtor

Creditor

adjustment

Tax ID No

Company

Country

Tax ID No

Financial institution

Country

index

Repayment

maturity

Effective rate

Nominal rate

93.007.000-9

SQM S.A.

Chile

Foreign

Scotiabank Cayman

USA

US$

Upon maturity

05-29-2023

3.60

%

3.98

%

Foreign

Nitratos Naturais do Chile Lim

Brazil

Foreign

Banco ITAU Brasil

Brazil

BRL

Upon maturity

01-31-2019

5.17

%

5.17

%

Foreign

SQM Brasil Limitada

Brazil

Foreign

Banco ITAU Brasil

Brazil

BRL

Upon maturity

01-31-2019

5.5

%

5.5

%

Debtor		Creditor			Nominal amounts as of December 31, 2018												Current amounts as of December 31, 2018
Company		Financial institution			Up to 90 days				90 days to ‎1 year				Total				Up to 90 days				90 days to ‎1 year				Subtotal				Borrowing ‎costs				Total
					ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$
SQM S.A.		Scotiabank Cayman				-				-				-				-				248				248				-				248
Nitratos Naturais do Chile Lim		Banco ITAU Brasil				-				-				-				11				-				11				-				11
SQM Brasil Limitada		Banco ITAU Brasil				-				-				-				41				-				41				-				41
Total						-				-				-				52				248				300				-				300

Disclosure of detailed information about current maturities of unsecured obligations [Text Block]

As of December 31, 2019 and 2018, the detail of current unsecured interest-bearing obligations is composed of promissory notes and bonds is as follows:

Debtor										Number of																Periodicity
										registration or ID of												Currency or				Payment of
Tax ID No.		Company				Country				the instrument				Series				Maturity date				adjustment index				interest				Repayment				Effective rate				Nominal rate
93.007.000-9			SQM S.A.				Chile				-				MUS$250				04-21-2020				US$				Semiannual				Upon maturity				0.43	%			5.50	%
93.007.000-9			SQM S.A.				Chile				-				MUS$250				01-28-2020				US$				Semiannual				Upon maturity				2.35	%			4.38	%
93.007.000-9			SQM S.A.				Chile				-				MUS$300				04-03-2020				US$				Semiannual				Upon maturity				1.42	%			3.63	%
93.007.000-9			SQM S.A.				Chile				-				MUS$450				05-07-2020				US$				Semiannual				Upon maturity				4.07	%			4.25	%
93.007.000-9			SQM S.A.				Chile				564				H				01-05-2020				UF				Semiannual				Semiannual				1.36	%			4.90	%
93.007.000-9			SQM S.A.				Chile				699				O				02-01-2020				UF				Semiannual				Upon maturity				2.41	%			3.80	%
93.007.000-9			SQM S.A.				Chile				563				P				01-15-2020				UF				Semiannual				Upon maturity				2.71	%			3.25	%
93.007.000-9			SQM S.A.				Chile				700				Q				06-01-2020				UF				Semiannual				Upon maturity				3.11	%			3.45	%

										Nominal amounts as of December 31, 2019												Current amounts as of December 31, 2019
Company		Country				Series				Up to 90 days				91 days to ‎1 year				Total				Up to 90 days				91 days to ‎1 year				Subtotal				Bond ‎issuance ‎costs				Total
										ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$
SQM S.A.			Chile				MUS$250				-				252,674				252,674				-				252,674				252,674				(386	)			252,288
SQM S.A.			Chile				MUS$250				4,648				-				4,648				4,648				-				4,648				(433	)			4,215
SQM S.A.			Chile				MUS$300				-				2,658				2,658				-				2,658				2,658				(614	)			2,044
SQM S.A.			Chile				MUS$450				-				2,869				2,869				-				2,869				2,869				(679	)			2,190
SQM S.A.			Chile				H				17,166				-				17,166				17,166				-				17,166				(139	)			17,027
SQM S.A.			Chile				O				890				-				890				890				-				890				(67	)			823
SQM S.A.			Chile				P				1,686				-				1,686				1,686				-				1,686				(12	)			1,674
SQM S.A.			Chile				Q				-				323				323				-				323				323				(6	)			317
Total											24,390				258,524				282,914				24,390				258,524				282,914				(2,336	)			280,578

Effective rates of bonds in Chilean pesos and UF are expressed and calculated in U.S. dollars based on the flows agreed in Cross Currency Swap Agreements.

Debtor										Number of																Periodicity
										registration or ID of												Currency or				Payment of
Tax ID No.		Company				Country				the instrument				Series				Maturity date				adjustment index				interest				Repayment				Effective rate				Nominal rate
93.007.000-9			SQM S.A.				Chile				-				MUS$250				04-21-2019				US$				Semiannual				Upon maturity				0.95	%			5.50	%
93.007.000-9			SQM S.A.				Chile				-				MUS$250				01-28-2019				US$				Semiannual				Upon maturity				2.75	%			4.38	%
93.007.000-9			SQM S.A.				Chile				-				MUS$300				04-03-2019				US$				Semiannual				Upon maturity				1.77	%			3.63	%
93.007.000-9			SQM S.A.				Chile				564				H				01-05-2019				UF				Semiannual				Semiannual				1.90	%			4.90	%
93.007.000-9			SQM S.A.				Chile				699				O				02-01-2019				UF				Semiannual				Upon maturity				2.60	%			3.80	%
93.007.000-9			SQM S.A.				Chile				563				P				01-15-2019				UF				Semiannual				Upon maturity				3.07	%			3.25	%
93.007.000-9			SQM S.A.				Chile				700				Q				06-01-2019				UF				Semiannual				Upon maturity				3.34	%			3.45	%

										Nominal maturities as of December 31, 2018												Current maturities as of December 31, 2018
Company		Country				Series				Up to 90 days				91 days to ‎1 year				Total				Up to 90 days				91 days to ‎1 year				Subtotal				Bond ‎issuance ‎costs				Total
										ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$
SQM S.A.			Chile				MUS$250				2,674				-				2,674				2,674				-				2,674				(386	)			2,288
SQM S.A.			Chile				MUS$250				-				4,648				4,648				-				4,648				4,648				(433	)			4,215
SQM S.A.			Chile				MUS$300				2,658				-				2,658				2,658				-				2,658				(614	)			2,044
SQM S.A.			Chile				H				-				3,756				3,756				-				3,756				3,756				(139	)			3,617
SQM S.A.			Chile				O				-				934				934				-				934				934				(67	)			867
SQM S.A.			Chile				P				-				1,784				1,784				-				1,784				1,784				(12	)			1,772
SQM S.A.			Chile				Q				342				-				342				342				-				342				-				342
Total											5,674				11,122				16,796				5,674				11,122				16,796				(1,651	)			15,145

Disclosure of detailed information about non current maturities of unsecured obligations [Text Block]

The following table shows the details of bank loans that accrue non-current interest as of December 31, 2019 and 2018:

Debtor

Creditor

Currency or

Type of

Tax ID No.

Company

Country

Tax ID No.

Financial institution

Country

adjustment index

amortization

Effective rate

Nominal rate

93.007.000-9

SQM S.A.

Chile

Foreign

Scotiabank Cayman

USA

USD

Maturity

2.84

%

3.01

%

Debtor		Creditor				Nominal non-current amounts as of December 31, 2019																Non-current amounts as of December 31, 2019
Company		Financial institution				Between ‎1 and 2				Between ‎2 and 3				Between ‎3 and 4				Total				Between ‎1 and 2				Between ‎2 and 3				Between ‎3 and 4				Subtotal				Costs of ‎obtaining ‎loans				Total
						ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$
SQM S.A.			Scotiabank Cayman				-				-				70,000				70,000				-				-				70,000				70,000				(862	)			69,138
Total							-				-				70,000				70,000				-				-				70,000				70,000				(862	)			69,138

Debtor

Creditor

Currency or

Type of

Tax ID No.

Company

Country

Tax ID No.

Financial institution

Country

adjustment index

amortization

Effective rate

Nominal rate

93.007.000-9

SQM S.A

Chile

Foreign

Scotiabank Cayman

USA

USD

Maturity

3.98

%

3.98

%

Debtor		Creditor				Nominal non-current amounts as of December 31, 2018																Non-current amounts as of December 31, 2018
Company		Financial institution				Between ‎1 and 2				Between ‎2 and 3				Between ‎3 and 4				Total				Between ‎1 and 2				Between ‎2 and 3				Between ‎3 and 4				Subtotal				Costs of ‎obtaining ‎loans				Total
						ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$
SQM S.A.			Scotiabank Cayman				-				-				70,000				70,000				-				-				70,000				70,000				(1,130	)			68,870
Total							-				-				70,000				70,000				-				-				70,000				70,000				(1,130	)			68,870

The following table shows the details of bank loans that accrue non-current interest as of December 31, 2019 and 2018:

Debtor										Number of																Periodicity
										registration or ID of												Currency or				Payment of
Tax ID No.		Company				Country				the instrument				Series				Maturity date				adjustment index				interest				Repayment				Effective rate				Nominal rate
93.007.000-9			SQM S.A.				Chile				-				MUS$250				01-28-2025				US$				Semiannual				Upon maturity				4.08	%			4.38	%
93.007.000-9			SQM S.A.				Chile				-				MUS$300				04-03-2023				US$				Semiannual				Upon maturity				3.43	%			3.63	%
93.007.000-9			SQM S.A.				Chile				-				MUS$450				05-07-2029				US$				Semiannual				Upon maturity				4.19	%			4.25	%
93.007.000-9			SQM S.A.				Chile				564				H				01-05-2030				UF				Semiannual				Semiannual				4.78	%			4.90	%
93.007.000-9			SQM S.A.				Chile				699				O				02-01-2033				UF				Semiannual				Upon maturity				3.70	%			5.50	%
93.007.000-9			SQM S.A.				Chile				563				P				01-15-2028				UF				Semiannual				Upon maturity				3.24	%			3.25	%
93.007.000-9			SQM S.A.				Chile				700				Q				06-01-2038				UF				Semiannual				Upon maturity				3.45	%			3.45	%

		Nominal non-current amounts as of December 31, 2019																								Non-current amounts as of December 31, 2019
Series		Over 1 year to 2				Over 2 years to 3				Over 3 Years to 4				Over 4 Years to 5				Over 5 years				Total				Over 1 year to 2				Over 2 years to 3				Over 3 Years to 4				Over 4 Years to 5				Over 5 years				Subtotal				Bond issuance costs				Total
		ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$
MUS$250			-				-				-				-				250,000				250,000				-				-				-				-				250,000				250,000				(1,514	)			248,486
MUS$300			-				-				300,000				-				-				300,000				-				-				300,000				-				-				300,000				(1,393	)			298,607
MUS$450			-				-				-								450,000				450,000				-				-				-				-				450,000				450,000				(5,923	)			444,077
H			13,749				13,749				13,749				13,749				75,621				130,617				13,749				13,749				13,749				13,749				75,621				130,617				(1,253	)			129,364
O			-				-				-				-				56,715				56,715				-				-				-				-				56,715				56,715				(811	)			55,904
P			-				-				-				-				113,430				113,430				-				-				-				-				113,430				113,430				(89	)			113,341
Q			-				-				-				-				113,430				113,430				-				-				-				-				113,430				113,430				(101	)			113,329
Total			13,749				13,749				313,749				13,749				1,059,196				1,414,192				13,749				13,749				313,749				13,749				1,059,196				1,414,192				(11,084	)			1,403,108

Debtor										Number of																Periodicity
										registration or ID of												Currency or				Payment of
Tax ID No.		Company				Country				the instrument				Series				Maturity date				adjustment index				interest				Repaymen				Effective rate				Nominal rate
93.007.000-9			SQM S.A.				Chile				-				MUS$250				04-21-2020				US$				Semiannual				Upon maturity				5.50	%			5.50	%
93.007.000-9			SQM S.A.				Chile				-				MUS$250				01-28-2025				US$				Semiannual				Upon maturity				4.38	%			4.38	%
93.007.000-9			SQM S.A.				Chile				-				MUS$300				04-03-2023				US$				Semiannual				Upon maturity				3.63	%			3.63	%
93.007.000-9			SQM S.A.				Chile				564				H				01-05-2030				UF				Semiannual				Semiannual				4.90	%			4.90	%
93.007.000-9			SQM S.A.				Chile				699				O				02-01-2033				UF				Semiannual				Upon maturity				3.80	%			5.50	%
93.007.000-9			SQM S.A.				Chile				563				P				01-15-2028				UF				Semiannual				Upon maturity				3.25	%			3.25	%
93.007.000-9			SQM S.A.				Chile				700				Q				06-01-2038				UF				Semiannual				Upon maturity				3.45	%			3.45	%

		Nominal non-current amounts as of December 31, 2018																								Non-current amounts as of December 31, 2018
Series		Over 1 ‎year to 2				Over 2 ‎years to 3				Over 3 ‎Years to 4				Over 4 ‎Years to 5				Over 5 ‎years				Total				Over 1 ‎year to 2				Over 2 ‎years to 3				Over 3 ‎Years to 4				Over 4 ‎Years to 5				Over 5 ‎years				Subtotal				Bond ‎issuance ‎costs				Total
		ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$
MUS$250			250,000				-				-				-				-				250,000				250,000				-				-				-				-				250,000				(131	)			249,869
MUS$250			-				-				-				-				250,000				250,000				-				-				-				-				250,000				250,000				(2,202	)			247,798
MUS$300			-				-				300,000				-				-				300,000				-				-				300,000				-				-				300,000				(2,006	)			297,994
H			14,428				14,428				14,428				14,428				100,992				158,704				14,428				14,428				14,428				14,428				100,992				158,704				(1,392	)			157,312
O			-				-				-				-				59,514				59,514				-				-				-				-				59,514				59,514				(878	)			58,636
P			-				-				-				-				119,028				119,028				-				-				-				-				119,028				119,028				(101	)			118,927
Q			-				-				-				-				119,028				119,028				-				-				-				-				119,028				119,028				(85	)			118,943
Total			264,428				14,428				314,428				14,428				648,562				1,256,274				264,428				14,428				314,428				14,428				648,562				1,256,274				(6,795	)			1,249,479

Disclosure of information about issue of series H bonds [Text Block]

For the years ended December 31, 2019, 2018 and 2017, the Company made the following payments relating to the Series H bonds:

Payments made		For the year ended ‎December 31, ‎2019				For the year ended ‎December 31, ‎2018				For the year ended ‎December 31, ‎2017
		ThUS$				ThUS$				ThUS$
Payments of interest, Series H bonds			7,868				8,325				7,691
Hedge			1,952				495				-

Disclosure of information about second issue of single series bonds [Text Block]

For the years ended December 31, 2019, 2018 and 2017, the detail of payments charged to this line of single series bonds, second issue is as follows:

Payments made

For the year ended ‎December 31, ‎2019

For the year ended ‎December 31, 2018

For the year ended ‎December 31, ‎2017

ThUS$

ThUS$

ThUS$

Interest payment

13,750

13,750

13,750

Disclosure of information about third issue of single series bonds [Text Block]

For the years ended December 31, 2019, 2018 and 2017, the following payments have been made with a debit to the line of single-series bonds, third issue:

Payments made

For the year ended ‎December 31, ‎2019

For the year ended ‎December 31, ‎2018

For the year ended ‎December 31, ‎2017

ThUS$

ThUS$

ThUS$

Payment of interest

10,875

10,875

10,875

Disclosure of information about fourth issue of single series bonds [Text Block]

For the years ended December 31, 2019, 2018 and 2017, the following payments have been made.

Payments made

For the year ended ‎December 31, ‎2019

For the year ended ‎December 31, ‎2018

For the year ended ‎December 31, ‎2017

ThUS$

ThUS$

ThUS$

Payment of interest

10,938

10,938

10,938

Disclosure of information about issue of series P bonds [Table Text Block]

For the years ended December 31, 2019 and 2018, the following payments and their associated CCS have been made:

Payments made		For the year ended ‎31, 2019				For the year ended ‎31, 2018				For the year ended ‎31, 2017
		ThUS$				ThUS$				ThUS$
Payment of interest			3,960				1,085				-
CCS Coverage			2,995				1,421				-

Disclosure of information about issue of series Q bonds [Table Text Block]

For the years ended December 31, 2019 and 2018, the following payments have been made:

Payments made

For the year ended ‎31, 2019

For the year ended ‎31, 2018

For the year ended ‎31, 2017

ThUS$

ThUS$

ThUS$

Payment of interest

3,791

319

-

Disclosure of trade and other payables [text block]

13.5    Trade and other payables

a) Details trade and other payables

		As of December 31, 2019												As of December 31, 2018
Details trade and Other payables		Current				Non-current				Total				Current				Non-current				Total
		ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$
Accounts payable			205,414				-				205,414				163,373				-				163,373
Other accounts payable			376				-				376				378				-				378
Total			205,790				-				205,790				163,751				-				163,751

Disclosure of detailed information about the current and past due suppliers [Text Block]

As of December 31, 2019 and 2018, the balance of current and past due suppliers is as follows:

Suppliers current on all payments

		Amounts according to payment periods as of December 31, 2019
Type of Supplier		Up to 30 days				31-60 days				61-90 days				91 - 120 days				121 – 365 ‎ days				366 and more ‎days				Total
																										ThUS$
Goods			126,577				4,655				128				116				2,019				-				133,495
Services			51,785				168				-				-				87				-				52,040
Others			8,741				146				-				-								-				8,887
Total			187,103				4,969				128				116				2,106				-				194,422

		Amounts according to payment periods as of December 31, 2018
Type of Supplier		Up to 30 days				31-60 days				61-90 days				91 - 120 days				121 - 365 ‎days				366 and more ‎days				Total
																										ThUS$
Goods			48,969				1,919				912				25				280				-				52,105
Services			37,376				314				157				107				54				-				38,008
Others			54,978				161				20				-				3				-				55,162
Total			141,323				2,394				1,089				132				337				-				145,275

Suppliers past due on payments

		Amounts according to payment periods as of December 31, 2019
Type of Supplier		Up to 30 days				31-60 days				61-90 days				91 - 120 days				121 – 365 ‎ days				366 and more ‎days				Total
																										ThUS$
Goods			2,086				264				35				65				1,060				-				3,510
Services			3,073				329				116				387				580				-				4,485
Others			1,918				45				311				215				508				-				2,997
Total			7,077				638				462				667				2,148				-				10,992

		Amounts according to payment periods as of December 31, 2018
Type of Supplier		Up to 30 days				31-60 days				61-90 days				91 - 120 days				121 – 365 ‎days				366 and more days				Total
																										ThUS$
Goods			1,533				209				210				255				462				-				2,669
Services			12,229				838				109				111				450				-				13,737
Others			1,039				385				92				6				170				-				1,692
Total			14,801				1,432				411				372				1,082				-				18,098

Disclosure of information about derivative instruments measured at fair value through profit or loss [Text Block]

The detail of this type of instrument is as follows:

Financial liabilities at fair value with an impact  ‎on profit or loss		As of December 31, ‎2019				Effect on profit or loss ‎for the year ended ‎December 31, 2019				As of December 31, ‎2018				Effect on profit or loss ‎for the year ended ‎December 31, 2018
		ThUS$				ThUS$				ThUS$				ThUS$
Current
Derivative financial instruments (IRS)			-				(16	)			91				16
Total			-				(16	)			91				16

Disclosure of detailed information about categories of financial assets [Text Block]

a)       Financial Assets

		As of December 31, 2019												As of December 31, 2018
Description of financial assets		Current				Non-current				Total				Current				Non-current				Total
		ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$
Cash and cash equivalents			588,530				-				588,530				556,066				-				556,066
Trade receivables due from related parties			61,227				-				61,227				42,790				-				42,790
Financial assets measured at amortized cost			485,689				75				485,764				291,790				75				291,865
Loans and receivables measured at amortized cost			399,142				1,710				400,852				466,619				2,275				468,894
Total financial assets measured at amortized cost			1,534,588				1,785				1,536,373				1,357,265				2,350				1,359,615
Derivative financial instruments for hedging purposes			17,270				3,918				21,188				18,238				13,425				31,663
Derivative financial instruments held for trading			2,531				-				2,531				2,693				-				2,693
Financial assets at fair value through equity			-				4,785				4,785				-				3,631				3,631
Total financial assets at fair value			19,801				8,703				28,504				20,931				17,056				37,987
Total financial assets			1,554,389				10,488				1,564,877				1,378,196				19,406				1,397,602

Disclosure of detailed information about categories of financial liabilities [Text Block]

b)       Financial Liabilities

		As of December 31, 2019												As of December 31, 2018
Description of financial liabilities		Current				Non-current				Total				Current				Non-current				Total
		ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$
Derivative financial instruments for hedging purposes			7,183				16,477				23,660				5,285				12,033				17,318
Derivative financial instruments held for trading			3,168				-				3,168				2,855				-				2,855
Financial liabilities at fair value			10,351				16,477				26,828				8,140				12,033				20,173
Bank loans			199				69,138				69,337				300				68,870				69,170
Obligations to the public			280,578				1,403,108				1,683,686				15,145				1,249,479				1,264,624
Lease liabilities			7,694				30,203				37,897				-				-				-
Trade and other payables)			205,790				-				205,790				163,751				-				163,751
Trade payables due to related parties			475				-				475				9				-				9
Total financial liabilities at amortized cost			494,736				1,502,449				1,997,185				179,205				1,318,349				1,497,554
Total financial liabilities			505,087				1,518,926				2,024,013				187,345				1,330,382				1,517,727

Disclosure of fair value measurement [text block]

		As of December 31, 2019												Measurement Methodology
Fair value measurement of assets and liabilities		Carrying Amount at ‎Amortized				Fair value ‎(disclosure)				Fair value				Level 1				Level 2				Level 3
		ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$
Financial Assets
Cash and cash equivalents			588,530				588,530				-				-				588,530				-
Other current financial assets:
- Time deposits			485,689				485,689				-				-				485,689				-
- Derivative instruments			-				-				-				-				-				-
- Forwards			-				-				2,420				-				2,420				-
- Options			-				-				111				-				111				-
- Hedging assets			-				-				-				-				-				-
- Investment hedge swaps			-				-				17,270				-				17,270				-
Non-current accounts receivable			1,710				1,710				-				-				-				-
Other non-current financial assets:
- Other			94				94				-				-				94				-
- Options			-				-				4,785				4,785				-				-
- Hedging assets – Swaps			-				-				3,918				-				3,918				-
Other current financial liabilities
- Bank loans			199				199				-				-				199				-
- Derivative instruments			-				-				-				-				-				-
- Forwards			-				-				2,837				-				2,837				-
- Options			-				-				289				-				289				-
- Hedging liabilities			-				-				7,183				-				7,183				-
- Unsecured obligations			280,578				280,578				-				-				280,578				-
- Current lease liabilities			7,694				7,694				-				-				7,694				-
Other non-current financial liabilities:
- Bank loans			69,138				71,033				-				-				71,033				-
- Unsecured obligations			1,403,108				1,658,506				-				-				1,658,506				-
- Non-current hedging liabilities			-				-				16,477				-				16,477				-
- Non-current lease liabilities			30,203				33,187				-				-				33,187				-

		As of December 31, 2018												Measurement Methodology
Fair value measurement of assets and liabilities		Carrying Amount at ‎Amortized				Fair value ‎(informative)				Fair value				Level 1				Level 2				Level 3
		ThUS$				ThUS$				ThUS$				ThUS$				ThUS$				ThUS$
Financial Assets
Cash and cash equivalents			556,066				556,066				-				-				556,066				-
Other current financial assets:
- Time deposits			291,790				291,790				-				-				291,790				-
- Forwards			-				-				2,637				-				2,637				-
- Options			-				-				56				-				56				-
- Hedging assets			-				-				-				-				-				-
- Investment hedge swaps			-				-				18,238				-				18,238				-
Non-current accounts receivable			2,275				2,275				-				-				-				-
Other non-current financial assets:
- Other			75				75				-				-				75				-
- Options			-				-				3,631				-				-				-
- Hedging assets – Swaps			-				-				13,425				-				13,425				-
Other current financial liabilities
- Bank loans			300				300				-				-				300				-
- Forwards			-				-				2,723				-				2,723				-
- Options			-				-				132				-				132				-
- Hedging liabilities - Swaps			-				-				5,285				-				5,285				-
- Unsecured obligations			15,145				15,145				-				-				15,145				-
Other non-current financial liabilities:
- Bank loans			68,870				71,826				-				-				71,826				-
- Unsecured obligations			1,249,479				1,357,640				-				-				1,357,640				-
- Non-current hedging liabilities			-				-				12,033				-				12,033				-

X

- Definition

The disclosure of the allowance relating to impairments of financial assets due to credit losses. [Refer: Financial assets]

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+ References

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-Name IFRS
-Number 7
-IssueDate 2019-01-01
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The entire disclosure for fair value measurement.

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-Name IFRS
-Number 13
-IssueDate 2019-01-01
-Section Disclosure
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2019-en-r&doctype=Standard&dita_xref=IFRS13_g91-99_TI
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+ References

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-Note Expiry date 2021-01-01
-Name IFRS
-Number 7
-IssueDate 2019-01-01
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-Name IFRS
-Number 7
-IssueDate 2019-01-01
-Paragraph 7
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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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