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Intangible Assets (Details) - Schedule of intangible assets - CLP ($)
$ in Millions
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Intangible Assets (Details) - Schedule of intangible assets [Line Items]    
Gross balance $ 253,658 $ 236,474
Accumulated Amortization (159,547) (144,757)
Net balance 94,111 91,717
Goodwill [Member]    
Intangible Assets (Details) - Schedule of intangible assets [Line Items]    
Gross balance 16,714 16,714
Accumulated Amortization
Net balance 16,714 16,714
Intangible assets arising from business combinations [Member]    
Intangible Assets (Details) - Schedule of intangible assets [Line Items]    
Gross balance 56,249 56,249
Accumulated Amortization (39,553) (39,553)
Net balance $ 16,696 $ 16,696
Software or computer programs [Member]    
Intangible Assets (Details) - Schedule of intangible assets [Line Items]    
Useful Life 6 years 6 years
Average remaining amortization 4 years 5 years
Gross balance $ 180,695 $ 163,511
Accumulated Amortization (119,994) (105,204)
Net balance $ 60,701 $ 58,307