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Contingencies and Commitments (Details) - Off-balance-sheet accounts [Member] - CLP ($) $ in Millions | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Statement Line Items [Line Items] |  |
Foreign office guarantees and standby letters of credit | $ 280,838 | $ 341,676
Confirmed foreign letters of credit | 94,673 | 56,764
Issued foreign letters of credit | 316,916 | 388,396
Performance guarantees | 2,283,390 | 2,232,682
Undrawn credit lines | 7,870,260 | 7,769,325
Other commitments | 155,163 | 46,561
Transactions on behalf of third parties |  |
Collections | 144,043 | 160,367
Third-party resources managed by the Bank: |  |
Financial assets managed on behalf of third parties | 6,418 | 27,334
Other assets managed on behalf of third parties |  |
Financial assets acquired on its own behalf | 73,140 | 103,319
Fiduciary activities |  |
Securities held in safe custody in the Bank | 2,677,353 | 2,089,079
Securities held in safe custody in other entities | 18,719,297 | 18,624,962
Total | $ 32,621,491 | $ 31,840,465

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