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Financial Assets at Amortized Cost (Details) - Schedule of loans to customer - CLP ($) $ in Millions | Dec. 31, 2022 | Dec. 31, 2021
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Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | $ 35,904,688 | $ 33,592,377 |
Gross carrying amount [member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 36,726,297 | 34,265,873 |
Accumulated Impairment [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | (821,609) | (673,496) | [1]
Commercial Loans [Memebr] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 15,632,744 | 15,729,292 |
Commercial Loans [Memebr] | Gross carrying amount [member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 15,891,074 | 15,986,168 |
Commercial Loans [Memebr] | Accumulated Impairment [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | (258,330) | (256,876) | [1]
Chilean Exports Foreign Trade Loans [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 946,526 | 710,295 |
Chilean Exports Foreign Trade Loans [Member] | Gross carrying amount [member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 956,512 | 719,296 |
Chilean Exports Foreign Trade Loans [Member] | Accumulated Impairment [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | (9,986) | (9,001) | [1]
Accrediting Foreign Trade Loans Negotiated in Terms of Chilean Imports [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 2,699 | 2,945 |
Accrediting Foreign Trade Loans Negotiated in Terms of Chilean Imports [Member] | Gross carrying amount [member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 2,715 | 2,950 |
Accrediting Foreign Trade Loans Negotiated in Terms of Chilean Imports [Member] | Accumulated Impairment [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | (16) | (5) | [1]
Chilean Imports Foreign Trade Loans [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 688,411 | 543,385 |
Chilean Imports Foreign Trade Loans [Member] | Gross carrying amount [member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 698,595 | 549,459 |
Chilean Imports Foreign Trade Loans [Member] | Accumulated Impairment [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | (10,184) | (6,074) | [1]
Current Account Debtors [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 168,465 | 141,488 |
Current Account Debtors [Member] | Gross carrying amount [member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 175,659 | 144,010 |
Current Account Debtors [Member] | Accumulated Impairment [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | (7,194) | (2,522) | [1]
Credit Card Debtors [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 80,317 | 59,680 |
Credit Card Debtors [Member] | Gross carrying amount [member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 88,513 | 63,284 |
Credit Card Debtors [Member] | Accumulated Impairment [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | (8,196) | (3,604) | [1]
Factoring Transactions [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 622,699 | 483,624 |
Factoring Transactions [Member] | Gross carrying amount [member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 628,546 | 486,282 |
Factoring Transactions [Member] | Accumulated Impairment [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | (5,847) | (2,658) | [1]
Commercial Lease Transactions [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers | [2] | 1,769,010 | 1,587,974 |
Commercial Lease Transactions [Member] | Gross carrying amount [member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers | [2] | 1,782,081 | 1,612,776 |
Commercial Lease Transactions [Member] | Accumulated Impairment [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers | [2] | (13,071) | (24,802) | [1]
Student Loans [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 56,124 | 54,581 |
Student Loans [Member] | Gross carrying amount [member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 59,752 | 58,018 |
Student Loans [Member] | Accumulated Impairment [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | (3,628) | (3,437) | [1]
Other loans and Accounts Receivable [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 20,283 | 40,227 |
Other loans and Accounts Receivable [Member] | Gross carrying amount [member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 25,298 | 50,089 |
Other loans and Accounts Receivable [Member] | Accumulated Impairment [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | (5,015) | (9,862) | [1]
Commercial Loans Subtotal [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 19,987,278 | 19,353,491 |
Commercial Loans Subtotal [Member] | Gross carrying amount [member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 20,308,745 | 19,672,332 |
Commercial Loans Subtotal [Member] | Accumulated Impairment [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | (321,467) | (318,841) | [1]
Mortgage Bonds [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 3,884 | 6,057 |
Mortgage Bonds [Member] | Gross carrying amount [member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 3,907 | 6,084 |
Mortgage Bonds [Member] | Accumulated Impairment [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | (23) | (27) | [1]
Endorsable Mortgage Mutual Loans [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 14,527 | 17,718 |
Endorsable Mortgage Mutual Loans [Member] | Gross carrying amount [member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 14,604 | 17,784 |
Endorsable Mortgage Mutual Loans [Member] | Accumulated Impairment [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | (77) | (66) | [1]
Mortgage Mutual Financed With Mortgage Bonds [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  |  |  |
Mortgage Mutual Financed With Mortgage Bonds [Member] | Gross carrying amount [member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  |  |  |
Mortgage Mutual Financed With Mortgage Bonds [Member] | Accumulated Impairment [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  |  |  | [1]
Other Mortgage Mutual Loans [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 11,193,945 | 10,132,804 |
Other Mortgage Mutual Loans [Member] | Gross carrying amount [member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 11,242,986 | 10,169,889 |
Other Mortgage Mutual Loans [Member] | Accumulated Impairment [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | (49,041) | (37,085) | [1]
Residential Lease Transactions [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers | [2] |  |  |
Residential Lease Transactions [Member] | Gross carrying amount [member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers | [2] |  |  |
Residential Lease Transactions [Member] | Accumulated Impairment [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers | [2] |  |  | [1]
Other Loans and Accounts Receivable [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 159,320 | 150,963 |
Other Loans and Accounts Receivable [Member] | Gross carrying amount [member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 160,825 | 152,771 |
Other Loans and Accounts Receivable [Member] | Accumulated Impairment [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | (1,505) | (1,808) | [1]
Mortgage Loans Subtotal [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 11,371,676 | 10,307,542 |
Mortgage Loans Subtotal [Member] | Gross carrying amount [member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 11,422,322 | 10,346,528 |
Mortgage Loans Subtotal [Member] | Accumulated Impairment [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | (50,646) | (38,986) | [1]
Consumer Loans in Installments [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 2,740,749 | 2,605,478 |
Consumer Loans in Installments [Member] | Gross carrying amount [member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 3,115,069 | 2,873,304 |
Consumer Loans in Installments [Member] | Accumulated Impairment [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | (374,320) | (267,826) | [1]
Current Account Debtors [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 240,897 | 166,133 |
Current Account Debtors [Member] | Gross carrying amount [member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 253,409 | 172,623 |
Current Account Debtors [Member] | Accumulated Impairment [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | (12,512) | (6,490) | [1]
Credit Card Debtors [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 1,563,452 | 1,159,090 |
Credit Card Debtors [Member] | Gross carrying amount [member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 1,625,210 | 1,199,407 |
Credit Card Debtors [Member] | Accumulated Impairment [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | (61,758) | (40,317) | [1]
Consumer Lease Transactions [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers | [2] | 472 | 476 |
Consumer Lease Transactions [Member] | Gross carrying amount [member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers | [2] | 503 | 509 |
Consumer Lease Transactions [Member] | Accumulated Impairment [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers | [2] | (31) | (33) | [1]
Other Loans and Accounts Receivable [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 164 | 167 |
Other Loans and Accounts Receivable [Member] | Gross carrying amount [member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 1,039 | 1,170 |
Other Loans and Accounts Receivable [Member] | Accumulated Impairment [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | (875) | (1,003) | [1]
Consumer Loans Subtotal [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 4,545,734 | 3,931,344 |
Consumer Loans Subtotal [Member] | Gross carrying amount [member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | 4,995,230 | 4,247,013 |
Consumer Loans Subtotal [Member] | Accumulated Impairment [Member] |  |  |  |
Financial Assets at Amortized Cost (Details) - Schedule of loans to customer [Line Items] |  |  |  |
Loans to customers |  | $ (449,496) | $ (315,669) | [1]
[1] | Include an additional overlay related to the measures associated with the COVID-19 contingency for an amount equivalent to Ch$30,980 million. There is no additional overlay as of December 31, 2022.
[2] | In this item, the Bank finances its clients’ purchases of assets, including real estate and other personal property, through financial lease agreements. As of December 31, 2022, Ch$910,492 million corresponds to financial leases for real estate (Ch$810,969 million in December 31, 2021) and Ch$872,092 million corresponds to financial leases for other assets (Ch$802,316 million in December 31, 2021).

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