XML 137 R119.htm IDEA: XBRL DOCUMENT v3.19.1
Cash and cash equivalents (Details 3) - CLP ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BanChile Corredores de Bolsa S.A. BancoEstado S.A. Corredores de Bolsa BancoEstado S.A. Corredores de Bolsa
Date of placement [1] 11-30-2018   12-29-2016
Due date [1] 01-30-2019   01-06-2017
Currency [1] CLP   CLP
Amount $ 600,200 $ 4,804,224 $ 14,955,778
Monthly interest rate (%) 0.23%   0.33% [1]
Banco del Estado de Chile [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity BanChile Corredores de Bolsa S.A. BanChile Corredores de Bolsa S.A. [1] BanChile Corredores de Bolsa S.A. [1]
Date of placement 12-17-2018 12-14-2017 [1] 12-28-2016 [1]
Due date 01-04-2019 01-05-2018 [1] 01-04-2017 [1]
Currency CLP CLP [1] CLP [1]
Amount $ 6,807,616 $ 144,116 [1] $ 3,602,675 [1]
Monthly interest rate (%) 0.24% 0.24% [1] 0.32% [1]
Scotiabank Chile [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity BanChile Corredores de Bolsa S.A. BanChile Corredores de Bolsa S.A. [1] BanChile Corredores de Bolsa S.A. [1]
Date of placement 12-20-2018    
Due date 01-10-2019    
Currency CLP    
Amount $ 3,552,994    
Monthly interest rate (%) 0.23%    
Scotiabank Chile One [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity BanChile Corredores de Bolsa S.A. BanChile Corredores de Bolsa S.A. [1] BanChile Corredores de Bolsa S.A. [1]
Date of placement 12-21-2018 12-12-2017 [1] 12-28-2016 [1]
Due date 01-10-2019 01-05-2018 [1] 01-04-2017 [1]
Currency CLP CLP [1] CLP [1]
Amount $ 1,196,505 $ 369,413 [1] $ 2,044,419 [1]
Monthly interest rate (%) 0.23% 0.24% [1] 0.32% [1]
Banco BICE - Chile [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity BanChile Corredores de Bolsa S.A. BancoEstado S.A. Corredores de Bolsa [1] BancoEstado S.A. Corredores de Bolsa [1]
Date of placement 12-21-2018 12-28-2017 [1] 12-29-2016 [1]
Due date 01-10-2019 01-10-2018 [1] 01-05-2017 [1]
Currency CLP CLP [1] CLP [1]
Amount $ 1,997,067 $ 2,000,500 [1] $ 105,017 [1]
Monthly interest rate (%) 0.23% 0.25% [1] 0.33% [1]
Banco Security - Chile [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity BanChile Corredores de Bolsa S.A. BanChile Corredores de Bolsa S.A. [1]  
Date of placement 12-21-2018    
Due date 01-10-2019    
Currency CLP    
Amount $ 709,418    
Monthly interest rate (%) 0.23%    
Banco de Chile [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BanChile Corredores de Bolsa S.A. BanChile Corredores de Bolsa S.A. BanChile Corredores de Bolsa S.A.
Date of placement [1] 12-21-2018 12-22-2017 12-28-2016
Due date [1] 01-10-2019 01-05-2018 01-04-2017
Currency [1] CLP CLP CLP
Amount $ 296,155 $ 3,672,751 [1] $ 3,531,124 [1]
Monthly interest rate (%) 0.23% 0.25% [1] 0.32% [1]
Banco Security - Chile One [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BanChile Corredores de Bolsa S.A. BanChile Corredores de Bolsa S.A.  
Date of placement [1] 12-21-2018 12-14-2017  
Due date [1] 01-10-2019 01-05-2018  
Currency [1] CLP CLP  
Amount $ 184,213 $ 3,796,772 [1]  
Monthly interest rate (%) 0.23% 0.24% [1]  
Scotiabank Chile Two [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BanChile Corredores de Bolsa S.A. BancoEstado S.A. Corredores de Bolsa BanChile Corredores de Bolsa S.A.
Date of placement [1] 12-21-2018 12-14-2017 12-28-2016
Due date [1] 01-16-2019 01-05-2018 01-06-2017
Currency [1] CLP CLP CLP
Amount $ 283,475 $ 6,006,912 [1] $ 1,116,326 [1]
Monthly interest rate (%) 0.23% 0.24% [1] 0.32% [1]
Banco Security - Chile Two [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BanChile Corredores de Bolsa S.A. BancoEstado S.A. Corredores de Bolsa  
Date of placement [1] 12-21-2018 12-12-2017  
Due date [1] 01-16-2019 01-05-2018  
Currency [1] CLP CLP  
Amount $ 91,813 $ 2,935,603 [1]  
Monthly interest rate (%) 0.23% 0.24% [1]  
Banco de Credito e Inversiones - Chile One [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BancoEstado Corredores de Bolsa S.A. BanChile Corredores de Bolsa S.A. BanChile Corredores de Bolsa S.A.
Date of placement [1] 12-14-2018 12-14-2017 12-28-2016
Due date [1] 01-02-2019 01-05-2018 01-16-2017
Currency [1] CLP CLP CLP
Amount $ 1,911,598 $ 196,591 [1] $ 1,241,355 [1]
Monthly interest rate (%) 0.24% 0.24% [1] 0.32% [1]
Banco Itau Corpbanca - Chile One [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity BBVA Corredores de Bolsa Ltda. BanChile Corredores de Bolsa S.A. [1] BancoEstado S.A. Corredores de Bolsa [1]
Date of placement 11-30-2018 12-26-2017 [1] 12-30-2016 [1]
Due date 01-04-2019 01-05-2018 [1] 01-10-2017 [1]
Currency CLP CLP [1] CLP [1]
Amount $ 2,216,658 $ 1,591,406 [1] $ 3,000,280 [1]
Monthly interest rate (%) 0.26% 0.24% [1] 0.28% [1]
Banco de Credito e Inversiones - Chile Two [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BancoEstado Corredores de Bolsa S.A. BancoEstado S.A. Corredores de Bolsa BancoEstado S.A. Corredores de Bolsa
Date of placement [1] 12-24-2018 12-26-2017 12-29-2016
Due date [1] 01-10-2019 01-05-2018 01-06-2017
Currency [1] CLP CLP CLP
Amount $ 950,991 $ 2,910,394 [1] $ 1,549,449 [1]
Monthly interest rate (%) 0.24% 0.24% [1] 0.31% [1]
Banco Itau Corpbanca - Chile Two [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BBVA Corredores de Bolsa Ltda. BancoEstado S.A. Corredores de Bolsa  
Date of placement [1] 12-17-2018 12-29-2017  
Due date [1] 01-02-2019 01-10-2018  
Currency [1] CLP CLP  
Amount $ 7,880,787 $ 2,000,333 [1]  
Monthly interest rate (%) 0.25% 0.25% [1]  
Banco del Estado de Chile One [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BanChile Corredores de Bolsa S.A. BanChile Corredores de Bolsa S.A. BanChile Corredores de Bolsa S.A.
Date of placement [1] 12-26-2018 12-22-2017 12-28-2016
Due date [1] 01-10-2019 01-05-2018 01-06-2017
Currency [1] CLP CLP CLP
Amount $ 1,100,440 $ 2,631,974 [1] $ 1,205,429 [1]
Monthly interest rate (%) 0.24% 0.25% [1] 0.32% [1]
Banco del Estado de Chile Two [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BanChile Corredores de Bolsa S.A. BancoEstado S.A. Corredores de Bolsa BanChile Corredores de Bolsa S.A.
Date of placement [1] 12-26-2018 12-28-2017 12-28-2016
Due date [1] 01-10-2019 01-04-2018 01-16-2017
Currency [1] CLP CLP CLP
Amount $ 490,196 $ 80,020 [1] $ 435,612 [1]
Monthly interest rate (%) 0.24% 0.25% [1] 0.32% [1]
Banco de Credito e Inversiones - Chile Three [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BancoEstado Corredores de Bolsa S.A. BancoEstado S.A. Corredores de Bolsa BancoEstado S.A. Corredores de Bolsa
Date of placement [1] 12-26-2018 12-22-2017 12-27-2016
Due date [1] 01-30-2019 01-03-2018 01-03-2017
Currency [1] CLP CLP CLP
Amount $ 8,848,606 $ 5,003,750 [1] $ 925,383 [1]
Monthly interest rate (%) 0.24% 0.25% [1] 0.31% [1]
Banco de Chile Two [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BanChile Corredores de Bolsa S.A. BancoEstado S.A. Corredores de Bolsa BanChile Corredores de Bolsa S.A.
Date of placement [1] 12-26-2018 12-28-2017 12-28-2016
Due date [1] 01-10-2019 01-05-2018 01-06-2017
Currency [1] CLP CLP CLP
Amount $ 5,001,235 $ 2,750,688 [1] $ 1,679,525 [1]
Monthly interest rate (%) 0.24% 0.25% [1] 0.32% [1]
Banco del Estado de Chile Three [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BancoEstado Corredores de Bolsa S.A. BancoEstado S.A. Corredores de Bolsa BanChile Corredores de Bolsa S.A.
Date of placement [1] 12-14-2018 12-28-2017 12-29-2016
Due date [1] 01-02-2019 01-05-2018 01-06-2017
Currency [1] CLP CLP CLP
Amount $ 7,009,520 $ 3,000,750 [1] $ 1,725,807 [1]
Monthly interest rate (%) 0.24% 0.25% [1] 0.31% [1]
Scotiabank Chile Three [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BanChile Corredores de Bolsa S.A. BancoEstado S.A. Corredores de Bolsa BanChile Corredores de Bolsa S.A.
Date of placement [1] 12-28-2018 12-28-2017 12-28-2016
Due date [1] 01-15-2019 01-05-2018 01-16-2017
Currency [1] CLP CLP CLP
Amount $ 3,500,840 $ 5,001,250 [1] $ 1,865,909 [1]
Monthly interest rate (%) 0.24% 0.25% [1] 0.32% [1]
Banco de Credito e Inversiones - Chile Four [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity BancoEstado Corredores de Bolsa S.A.    
Date of placement 12-27-2018 12-28-2017 [1] 12-29-2016 [1]
Due date 01-15-2019 01-05-2018 [1] 01-10-2017 [1]
Currency CLP CLP [1] CLP [1]
Amount $ 3,001,000 $ 4,001,000 [1] $ 6,019,097 [1]
Monthly interest rate (%) 0.25% 0.25% [1] 0.33% [1]
Banco Security - Chile Three [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BancoEstado Corredores de Bolsa S.A. BancoEstado S.A. Corredores de Bolsa  
Date of placement [1] 12-14-2018 12-28-2017  
Due date [1] 01-02-2019 01-05-2018  
Currency [1] CLP CLP  
Amount $ 5,690,513 $ 1,000,250 [1]  
Monthly interest rate (%) 0.24% 0.25% [1]  
BBVA Chile One [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1]     BancoEstado S.A. Corredores de Bolsa
Date of placement [1]   12-28-2017 12-29-2016
Due date [1]   01-05-2018 01-10-2017
Currency [1]   CLP CLP
Amount [1]   $ 1,000,250 $ 3,933,092
Monthly interest rate (%) [1]   0.25% 0.33%
Banco de Chile Three [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BancoEstado Corredores de Bolsa S.A. BancoEstado S.A. Corredores de Bolsa BanChile Corredores de Bolsa S.A.
Date of placement [1] 12-13-2018 12-28-2017 12-28-2016
Due date [1] 01-14-2019 01-10-2018 01-16-2017
Currency [1] CLP CLP CLP
Amount $ 4,105,904 $ 4,251,063 [1] $ 872,178 [1]
Monthly interest rate (%) 0.24% 0.25% [1] 0.32% [1]
Scotiabank Chile Four [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BanChile Corredores de Bolsa S.A. BancoEstado S.A. Corredores de Bolsa BancoEstado S.A. Corredores de Bolsa
Date of placement [1] 12-28-2018 12-29-2017 12-29-2016
Due date [1] 01-15-2019 01-10-2018 01-06-2017
Currency [1] CLP CLP CLP
Amount $ 1,500,360 $ 3,238,217 [1] $ 5,799,890 [1]
Monthly interest rate (%) 0.24% 0.25% [1] 0.31% [1]
Banco Itau Corpbanca - Chile Three [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BBVA Corredores de Bolsa Ltda.    
Date of placement [1] 12-17-2018    
Due date [1] 01-16-2019    
Currency [1] CLP    
Amount $ 1,230,260    
Monthly interest rate (%) 0.25%    
Banco Security - Chile Four [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BancoEstado Corredores de Bolsa S.A. Valores Security S.A. Corredores de Bolsa  
Date of placement [1] 12-20-2018 12-29-2017  
Due date [1] 01-30-2019 01-10-2018  
Currency [1] CLP CLP  
Amount $ 500,440 $ 1,938,656 [1]  
Monthly interest rate (%) 0.24% 0.25% [1]  
Banco de Chile Four [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BancoEstado Corredores de Bolsa S.A. BancoEstado S.A. Corredores de Bolsa BancoEstado S.A. Corredores de Bolsa
Date of placement [1] 12-14-2018 12-28-2017 12-29-2016
Due date [1] 01-02-2019 01-30-2018 01-06-2017
Currency [1] CLP CLP CLP
Amount $ 1,094,729 $ 1,250,313 [1] $ 1,427,025 [1]
Monthly interest rate (%) 0.24% 0.25% [1] 0.31% [1]
Scotiabank Chile Five [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BancoEstado Corredores de Bolsa S.A. BancoEstado S.A. Corredores de Bolsa  
Date of placement [1] 12-24-2018 12-29-2017 12-29-2016
Due date [1] 01-10-2019 01-10-2018 01-06-2017
Currency [1] CLP CLP CLP
Amount $ 199,653 $ 340,057 [1] $ 3,916,539 [1]
Monthly interest rate (%) 0.24% 0.25% [1] 0.33% [1]
Scotiabank Chile Six [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BancoEstado Corredores de Bolsa S.A. BBVA Corredores de Bolsa Ltda.  
Date of placement [1] 12-26-2018 12-22-2017  
Due date [1] 01-30-2019 01-10-2018  
Currency [1] CLP CLP  
Amount $ 4,829,042 $ 2,628,752 [1]  
Monthly interest rate (%) 0.24% 0.25% [1]  
Banco Santander - Chile One [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BancoEstado Corredores de Bolsa S.A. BancoEstado S.A. Corredores de Bolsa BanChile Corredores de Bolsa S.A.
Date of placement [1] 12-14-2018 12-22-2017 12-28-2016
Due date [1] 01-30-2019 01-10-2018 01-04-2017
Currency [1] CLP CLP CLP
Amount $ 250,340 $ 1,974,698 [1] $ 674,935 [1]
Monthly interest rate (%) 0.24% 0.25% [1] 0.32% [1]
Banco de Chile Five [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BancoEstado Corredores de Bolsa S.A.   BancoEstado S.A. Corredores de Bolsa
Date of placement [1] 12-26-2018 12-28-2017 12-29-2016
Due date [1] 01-30-2019 01-15-2018 01-10-2017
Currency [1] CLP CLP CLP
Amount $ 2,634,725 $ 3,800,950 [1] $ 500,110 [1]
Monthly interest rate (%) 0.24% 0.25% [1] 0.33% [1]
Banco del Estado de Chile Four [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BancoEstado Corredores de Bolsa S.A. BancoEstado S.A. Corredores de Bolsa BancoEstado S.A. Corredores de Bolsa
Date of placement [1] 12-26-2018 12-28-2017 12-29-2016
Due date [1] 01-30-2019 01-04-2018 01-10-2017
Currency [1] CLP CLP CLP
Amount $ 6,702,680 $ 950,238 [1] $ 2,400,528 [1]
Monthly interest rate (%) 0.24% 0.25% [1] 0.33% [1]
Banco Santander - Chile Two [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BancoEstado Corredores de Bolsa S.A. BancoEstado S.A. Corredores de Bolsa BancoEstado S.A. Corredores de Bolsa
Date of placement [1] 12-26-2018 12-22-2017 12-28-2016
Due date [1] 01-30-2019 01-10-2018 01-16-2017
Currency [1] CLP CLP CLP
Amount $ 6,560,550 $ 1,000,750 [1] $ 261,444 [1]
Monthly interest rate (%) 0.24% 0.25% [1] 0.32% [1]
Banco Internacional - Chile [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1]   BancoEstado S.A. Corredores de Bolsa  
Date of placement [1]   12-28-2017  
Due date [1]   01-10-2018  
Currency [1]   CLP  
Amount [1]   $ 944,884  
Monthly interest rate (%) [1]   0.25%  
Banco Santander - Chile Three [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BBVA Corredores de Bolsa Ltda. BancoEstado S.A. Corredores de Bolsa  
Date of placement [1] 12-17-2018 12-28-2017 12-29-2016
Due date [1] 01-02-2019 01-10-2018 01-10-2017
Currency [1] CLP CLP CLP
Amount $ 2,876,187 $ 8,475,346 [1] $ 3,500,770 [1]
Monthly interest rate (%) 0.25% 0.25% [1] 0.33% [1]
Banco del Estado de Chile Five [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity BancoEstado Corredores de Bolsa S.A. BancoEstado S.A. Corredores de Bolsa [1] BancoEstado S.A. Corredores de Bolsa [1]
Date of placement 12-27-2018 12-28-2017 [1] 12-29-2016 [1]
Due date 01-15-2019 01-04-2018 [1] 01-05-2017 [1]
Currency CLP CLP [1] CLP [1]
Amount $ 472,241 $ 225,056 [1] $ 6,101,342 [1]
Monthly interest rate (%) 0.25% 0.25% [1] 0.33% [1]
Banco del Estado de Chile Six [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity BBVA Corredores de Bolsa Ltda. BancoEstado S.A. Corredores de Bolsa [1] BancoEstado S.A. Corredores de Bolsa [1]
Date of placement 11-30-2018 12-28-2017 [1] 12-30-2016 [1]
Due date 01-04-2019 01-30-2018 [1] 01-10-2017 [1]
Currency CLP CLP [1] CLP [1]
Amount $ 3,899,730 $ 8,102,025 [1] $ 1,600,149 [1]
Monthly interest rate (%) 0.26% 0.25% [1] 0.28% [1]
Banco de Credito e Inversiones - Chile Five [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BBVA Corredores de Bolsa Ltda.    
Date of placement [1] 12-13-2018 12-29-2017  
Due date [1] 01-16-2019 01-10-2018  
Currency [1] CLP CLP  
Amount $ 233,620 $ 2,524,410 [1]  
Monthly interest rate (%) 0.25% 0.25% [1]  
Banco Itau Corpbanca - Chile Four [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BBVA Corredores de Bolsa Ltda. BancoEstado S.A. Corredores de Bolsa  
Date of placement [1] 12-19-2018 12-28-2017  
Due date [1] 01-10-2019 01-10-2018  
Currency [1] CLP CLP  
Amount $ 1,963,352 $ 3,833,082 [1]  
Monthly interest rate (%) 0.26% 0.25% [1]  
BBVA Chile Two [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1]     BancoEstado S.A. Corredores de Bolsa
Date of placement [1]   12-27-2017 12-29-2016
Due date [1]   01-08-2018 01-10-2017
Currency [1]   CLP CLP
Amount [1]   $ 1,700,567 $ 1,350,297
Monthly interest rate (%) [1]   0.25% 0.33%
BBVA Chile Three [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1]     BancoEstado S.A. Corredores de Bolsa
Date of placement [1]   12-18-2017 12-29-2016
Due date [1]   01-18-2018 01-20-2017
Currency [1]   CLP CLP
Amount [1]   $ 290,289 $ 82,974
Monthly interest rate (%) [1]   0.23% 0.33%
Scotiabank Chile Seven [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BBVA Corredores de Bolsa Ltda.    
Date of placement [1] 12-17-2018 12-28-2017  
Due date [1] 01-16-2019 01-30-2018  
Currency [1] CLP CLP  
Amount $ 1,474,627 $ 1,455,543 [1]  
Monthly interest rate (%) 0.25% 0.23% [1]  
BBVA Chile Four [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1]     BancoEstado S.A. Corredores de Bolsa
Date of placement [1]   12-28-2017 12-29-2016
Due date [1]   01-30-2018 01-05-2017
Currency [1]   CLP CLP
Amount [1]   $ 2,425,349 $ 725,160
Monthly interest rate (%) [1]   0.23% 0.33%
Banco Security - Chile Five [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity BancoEstado Corredores de Bolsa S.A.    
Date of placement 12-26-2018 12-27-2017 [1]  
Due date 01-30-2019 01-10-2018 [1]  
Currency CLP CLP [1]  
Amount $ 4,881,954 $ 280,086 [1]  
Monthly interest rate (%) 0.24% 0.23% [1]  
Banco Itau Corpbanca - Chile [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BancoEstado Corredores de Bolsa S.A. BanChile Corredores de Bolsa S.A. BancoEstado S.A. Corredores de Bolsa
Date of placement [1] 12-26-2018 12-14-2017  
Due date [1] 01-30-2019 01-05-2018  
Currency [1] CLP CLP  
Amount $ 1,650,525 $ 970,704 [1]  
Monthly interest rate (%) 0.24% 0.24% [1]  
Banco de Chile Six [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity BancoEstado Corredores de Bolsa S.A.   BancoEstado S.A. Corredores de Bolsa [1]
Date of placement 12-27-2018   12-29-2016 [1]
Due date 01-15-2019   01-16-2017 [1]
Currency CLP   CLP [1]
Amount $ 3,279,009   $ 4,000,880 [1]
Monthly interest rate (%) 0.25%   0.33% [1]
Banco de Chile Seven [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity BancoEstado Corredores de Bolsa S.A.    
Date of placement 12-27-2018   12-29-2016 [1]
Due date 01-10-2019   01-20-2017 [1]
Currency CLP   CLP [1]
Amount $ 600,200   $ 1,917,467 [1]
Monthly interest rate (%) 0.25%   0.33% [1]
Banco de Chile Eight [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BBVA Corredores de Bolsa Ltda.    
Date of placement [1] 12-13-2018   12-29-2016
Due date [1] 01-02-2019   01-03-2017
Currency [1] CLP   CLP
Amount $ 3,550,258   $ 250,055 [1]
Monthly interest rate (%) 0.25%   0.33% [1]
Banco del Estado de Chile Seven [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity BBVA Corredores de Bolsa Ltda.    
Date of placement 12-13-2018    
Due date 01-02-2019    
Currency CLP    
Amount $ 2,859,342    
Monthly interest rate (%) 0.25%    
Banco Itau Corpbanca - Chile Five [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BBVA Corredores de Bolsa Ltda.    
Date of placement [1] 12-19-2018    
Due date [1] 01-10-2019    
Currency [1] CLP    
Amount $ 185,620    
Monthly interest rate (%) 0.26%    
Banco del Estado de Chile Eight [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BBVA Corredores de Bolsa Ltda.    
Date of placement [1] 12-13-2018    
Due date [1] 01-30-2019    
Currency [1] CLP    
Amount $ 270,405    
Monthly interest rate (%) 0.25%    
Banco Security - Chile Six [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BBVA Corredores de Bolsa Ltda.    
Date of placement [1] 12-13-2018    
Due date [1] 01-16-2019    
Currency [1] CLP    
Amount $ 1,969,680    
Monthly interest rate (%) 0.25%    
Banco del Estado de Chile Nine [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BBVA Corredores de Bolsa Ltda.    
Date of placement [1] 12-19-2018    
Due date [1] 01-10-2019    
Currency [1] CLP    
Amount $ 7,941,664    
Monthly interest rate (%) 0.26%    
Banco Itau Corpbanca - Chile Six [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BBVA Corredores de Bolsa Ltda.    
Date of placement [1] 12-27-2018    
Due date [1] 01-09-2019    
Currency [1] CLP    
Amount $ 2,000,692    
Monthly interest rate (%) 0.26%    
Banco Consorcio - Chile One [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity BancoEstado Corredores de Bolsa S.A.    
Date of placement 12-26-2018    
Due date 01-30-2019    
Currency CLP    
Amount $ 3,427,727    
Monthly interest rate (%) 0.24%    
Scotia bank Chile Eight [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BBVA Corredores de Bolsa Ltda.    
Date of placement [1] 12-19-2018    
Due date [1] 01-10-2019    
Currency [1] CLP    
Amount $ 3,822,988    
Monthly interest rate (%) 0.26%    
Scotia bank Chile Nine [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BBVA Corredores de Bolsa Ltda.    
Date of placement [1] 12-27-2018    
Due date [1] 01-15-2019    
Currency [1] CLP    
Amount $ 9,453,276    
Monthly interest rate (%) 0.26%    
Banco Security - Chile Seven [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BBVA Corredores de Bolsa Ltda.    
Date of placement [1] 12-19-2018    
Due date [1] 01-10-2019    
Currency [1] CLP    
Amount $ 1,967,453    
Monthly interest rate (%) 0.26%    
Banco Security - Chile Eight [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BBVA Corredores de Bolsa Ltda.    
Date of placement [1] 12-19-2018    
Due date [1] 01-10-2019    
Currency [1] CLP    
Amount $ 895,503    
Monthly interest rate (%) 0.26%    
Banco de Chile One [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BanChile Corredores de Bolsa S.A. BancoEstado S.A. Corredores de Bolsa BanChile Corredores de Bolsa S.A.
Date of placement [1] 12-26-2018    
Due date [1] 01-15-2019    
Currency [1] CLP    
Amount $ 10,004,000    
Monthly interest rate (%) 0.24%    
Banco De Chile Nine [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BBVA Corredores de Bolsa Ltda.    
Date of placement [1] 12-19-2018    
Due date [1] 01-10-2019    
Currency [1] CLP    
Amount $ 6,881,358    
Monthly interest rate (%) 0.26%    
Banco De Chile Ten [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BBVA Corredores de Bolsa Ltda.    
Date of placement [1] 12-24-2018    
Due date [1] 01-09-2019    
Currency [1] CLP    
Amount $ 900,546    
Monthly interest rate (%) 0.26%    
Banco De Credito e Inversiones - Chile [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BanChile Corredores de Bolsa S.A. BanChile Corredores de Bolsa S.A. BanChile Corredores de Bolsa S.A.
Date of placement [1] 12-26-2018    
Due date [1] 01-10-2019    
Currency [1] CLP    
Amount $ 300,885    
Monthly interest rate (%) 0.24%    
Banco De Credito e Inversiones - Chile Six [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BBVA Corredores de Bolsa Ltda.    
Date of placement [1] 12-17-2018    
Due date [1] 01-16-2019    
Currency [1] CLP    
Amount $ 1,550,072    
Monthly interest rate (%) 0.25%    
Banco De Credito e Inversiones - Chile Seven [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BBVA Corredores de Bolsa Ltda.    
Date of placement [1] 12-17-2018    
Due date [1] 01-02-2019    
Currency [1] CLP    
Amount $ 4,911,284    
Monthly interest rate (%) 0.25%    
Banco De Credito e Inversiones - Chile Eight [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BBVA Corredores de Bolsa Ltda.    
Date of placement [1] 12-24-2018    
Due date [1] 01-10-2019    
Currency [1] CLP    
Amount $ 4,802,350    
Monthly interest rate (%) 0.26%    
Banco De Credito e Inversiones - Chile Nine [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BBVA Corredores de Bolsa Ltda.    
Date of placement [1] 12-24-2018    
Due date [1] 01-10-2019    
Currency [1] CLP    
Amount $ 2,501,517    
Monthly interest rate (%) 0.26%    
Banco De Credito e Inversiones - Chile Ten [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BBVA Corredores de Bolsa Ltda.    
Date of placement [1] 12-27-2018    
Due date [1] 01-30-2019    
Currency [1] CLP    
Amount $ 1,190,413    
Monthly interest rate (%) 0.26%    
Banco De Credito e Inversiones - Chile Eleven [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BBVA Corredores de Bolsa Ltda.    
Date of placement [1] 12-27-2018    
Due date [1] 01-10-2019    
Currency [1] CLP    
Amount $ 3,801,316    
Monthly interest rate (%) 0.26%    
Banco Santander - Chile [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BancoEstado Corredores de Bolsa S.A.   BanChile Corredores de Bolsa S.A.
Date of placement [1] 12-14-2018    
Due date [1] 01-02-2019    
Currency [1] CLP    
Amount $ 415,536    
Monthly interest rate (%) 0.24%    
Banco Santander - Chile Four [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BBVA Corredores de Bolsa Ltda.    
Date of placement [1] 12-19-2018    
Due date [1] 01-10-2019    
Currency [1] CLP    
Amount $ 4,451,265    
Monthly interest rate (%) 0.26%    
Banco Santander - Chile Five [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1] BBVA Corredores de Bolsa Ltda.    
Date of placement [1] 12-24-2018    
Due date [1] 01-10-2019    
Currency [1] CLP    
Amount $ 2,602,140    
Monthly interest rate (%) 0.26%    
Scotiabank Azul - Chile [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1]   BancoEstado S.A. Corredores de Bolsa  
Scotiabank Azul - Chile One [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1]   BBVA Corredores de Bolsa Ltda.  
Scotiabank Azul - Chile Two [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1]   BBVA Corredores de Bolsa Ltda.  
Scotiabank Azul - Chile Three [Member]      
Disclosure of Cash and Cash Equivalents [Line Items]      
Financial entity [1]   BBVA Corredores de Bolsa Ltda.  
[1] All financial instruments acquired under resale agreements, correspond to time deposits and are subject to a fixed interest rate.