XML 108 R95.htm IDEA: XBRL DOCUMENT v3.21.1
Contingencies (Details)
 1 Months Ended 12 Months Ended
Mar. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Dec. 31, 2020
MXN ($)
Dec. 31, 2019
USD ($)
Dec. 31, 2019
MXN ($)
Dec. 31, 2018
MXN ($)
Dec. 31, 2020
MXN ($)
Dec. 31, 2018
USD ($)
Sep. 30, 2018
MXN ($)
Nov. 06, 2017
USD ($)
Sep. 05, 2017
USD ($)
Dec. 31, 2012
MXN ($)
Dec. 31, 2004
USD ($)
Jul. 26, 2004
USD ($)
Disclosure of contingent liabilities in business combination [line items]                            
Accounts payable         $ 4,179,830,000   $ 5,347,325,000              
Amount of lawsuit           $ 5,880,000,000                
Amount of tax payments and expenses increase (decrease)     $ 554,400,000   $ 2,323,700,000                  
Consideration of sales and used tax                 $ 1,631,827,000     $ 2,452,028,000    
Interest on sales and used tax                 $ 339,885,000     $ 394,138,000    
USD [Member]                            
Disclosure of contingent liabilities in business combination [line items]                            
Environmental liabilities   $ 2,500,000   $ 2,600,000                    
Accounts payable   1,000,000           $ 1,000,000            
Accumulated liabilities   1,500,000           $ 1,600,000            
Amount of claims the payments                     $ 1,400,000      
Amount of add up                   $ 5,000,000        
USD [Member] | 2015-2016 Tax [Member]                            
Disclosure of contingent liabilities in business combination [line items]                            
Amount of tax payments and expenses increase (decrease)   4,178,517                        
USD [Member] | 2017-2018 Tax [Member]                            
Disclosure of contingent liabilities in business combination [line items]                            
Amount of tax payments and expenses increase (decrease)   $ 6,372,306                        
USD [Member] | Individual and Joint Payments [Member]                            
Disclosure of contingent liabilities in business combination [line items]                            
Arbitration settlement amount paid $ 4,500,003                          
Pacific Steel [Member] | USD [Member]                            
Disclosure of contingent liabilities in business combination [line items]                            
Contingent amount to pay                         $ 138,000 $ 200,000