XML 99 R185.htm IDEA: XBRL DOCUMENT v3.20.1
Employee Benefits (Details Textual)
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Disclosure Of Employee Benefits [Line Items]    
Weighted average duration of short term employee benefit obligations 12  
Actuarial assumption of discount rates 4.50%  
CHILE    
Disclosure Of Employee Benefits [Line Items]    
Actuarial assumption of discount rates 4.50% 5.69%
ARGENTINA    
Disclosure Of Employee Benefits [Line Items]    
Actuarial assumption of discount rates 49.14% 34.62%