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Depreciation, Amortization and Impairment (Tables)
 12 Months Ended
Dec. 31, 2019
Depreciation, amortisation and impairment loss (reversal of impairment loss) recognised in profit or loss [abstract]  
Schedule of depreciation and amortization
   2017   2018   2019 
   MCh$   MCh$   MCh$ 
             
Depreciation and amortization            
Depreciation of property and equipment (Note No.15(b) and Note No. 16)   26,176    27,185    29,194 
Depreciation of rights over leased assets (Note No. 15(d))(*)   ―    ―    28,472 
Amortization of intangibles assets (Note No.14(b))   11,360    10,496    12,875 
Total   37,536    37,681    70,541 

 

(*)See Note No. 4 "Changes in Accounting policies and Disclosures".
Schedule of impairment loss

   2017   2018   2019 
   MCh$   MCh$   MCh$ 
             
Impairment loss            
Impairment loss on property and equipment (Note No.15(b))   166    334    2,018 
Impairment loss on intangibles assets (Note No.14(b))   ―    ―    350 
Impairment of rights over leased assets (Note No. 15(d))   ―    ―    187 
Total   166    334    2,555