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23 Share capital and additional paid-in capital (Details Narrative)
 12 Months Ended
Dec. 31, 2020
shares
Class A Common Stock [member]  
Disclosure of share capital and additional paid in capital [line items]  
Number of shares issued 462,292,111
Description of par value rights Par value of one peso each and the right to one vote per share.
Class B Common Stock [member]  
Disclosure of share capital and additional paid in capital [line items]  
Number of shares issued 442,210,385
Description of par value rights Par value of one peso each and the right to one vote per share.
Class C Common Stock [member]  
Disclosure of share capital and additional paid in capital [line items]  
Number of shares issued 1,952,604
Description of par value rights Par value of one peso each and the right to one vote per share.
Share Capital [member]  
Disclosure of share capital and additional paid in capital [line items]  
Number of shares issued 906,455,100