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Provisions (Details) - Schedule of change in gross carrying amount and ECL allowances - Outstanding Exposures On Issued Foreign Letters Of Credit [Member] - CLP ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Provisions (Details) - Schedule of change in gross carrying amount and ECL allowances [Line Items] |  |
Exposure | $ 316,916 | $ 388,396
Net change on exposures | 32,926 | (62,629)
Transfer to Stage 1 |  |
Transfer to Stage 2 |  |
Transfer to Stage 3 |  |
Foreign exchange adjustments | (6,179) | (8,851)
Exposure | 343,663 | 316,916
Stage 1 - Individual [Member] |  |
Provisions (Details) - Schedule of change in gross carrying amount and ECL allowances [Line Items] |  |
Exposure | 149,753 | 344,874
Net change on exposures | 53,462 | (41,247)
Transfer to Stage 1 | 136,838 | 20,794
Transfer to Stage 2 | (37,319) | (167,024)
Transfer to Stage 3 |  |
Foreign exchange adjustments | (3,893) | (7,644)
Exposure | 298,841 | 149,753
Stage 1 - Group [Member] |  |
Provisions (Details) - Schedule of change in gross carrying amount and ECL allowances [Line Items] |  |
Exposure | 1,308 | 1,585
Net change on exposures | 830 | (362)
Transfer to Stage 1 | 866 | 491
Transfer to Stage 2 | (1,048) | (333)
Transfer to Stage 3 |  |
Foreign exchange adjustments | (75) | (73)
Exposure | 1,881 | 1,308
Stage 2 - Individual [Member] |  |
Provisions (Details) - Schedule of change in gross carrying amount and ECL allowances [Line Items] |  |
Exposure | 165,538 | 41,823
Net change on exposures | (20,836) | (21,391)
Transfer to Stage 1 | (136,838) | (20,794)
Transfer to Stage 2 | 37,319 | 167,024
Transfer to Stage 3 |  |
Foreign exchange adjustments | (2,242) | (1,124)
Exposure | 42,941 | 165,538
Stage 2 - Group [Member] |  |
Provisions (Details) - Schedule of change in gross carrying amount and ECL allowances [Line Items] |  |
Exposure | 317 | 114
Net change on exposures | (530) | 371
Transfer to Stage 1 | (866) | (491)
Transfer to Stage 2 | 1,048 | 333
Transfer to Stage 3 |  |
Foreign exchange adjustments | 31 | (10)
Exposure |  | 317
Stage 3 - Individual [Member] |  |
Provisions (Details) - Schedule of change in gross carrying amount and ECL allowances [Line Items] |  |
Exposure |  |
Net change on exposures |  |
Transfer to Stage 1 |  |
Transfer to Stage 2 |  |
Transfer to Stage 3 |  |
Foreign exchange adjustments |  |
Exposure |  |
Stage 3 - Group [Member] |  |
Provisions (Details) - Schedule of change in gross carrying amount and ECL allowances [Line Items] |  |
Exposure |  |
Net change on exposures |  |
Transfer to Stage 1 |  |
Transfer to Stage 2 |  |
Transfer to Stage 3 |  |
Foreign exchange adjustments |  |
Exposure |  |

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- Definition The increase (decrease) in exposure to credit risk on loan commitments and financial guarantee contracts resulting from transfer to stage 1. + References No definition available. + Details
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- Definition The increase (decrease) in exposure to credit risk on loan commitments and financial guarantee contracts resulting from transfer to stage 3. + References No definition available. + Details
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- Definition The increase (decrease) in exposure to credit risk on loan commitments and financial guarantee contracts. [Refer: Exposure to credit risk on loan commitments and financial guarantee contracts] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2020-01-01 -Paragraph 35H -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2020-en-r&anchor=para_35H&doctype=Standard -URIDate 2020-01-01 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2020-01-01 -Paragraph 35I -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2020-en-r&anchor=para_35I&doctype=Standard -URIDate 2020-01-01 + Details
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- Definition The increase (decrease) in exposure to credit risk on loan commitments and financial guarantee contracts resulting from foreign exchange. [Refer: Exposure to credit risk on loan commitments and financial guarantee contracts] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 7 -IssueDate 2020-01-01 -Paragraph IG20B -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2020-en-r&anchor=para_IG20B&doctype=Implementation%20Guidance -URIDate 2020-01-01 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 7 -IssueDate 2020-01-01 -Paragraph 35H -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2020-en-r&anchor=para_35H&doctype=Standard -URIDate 2020-01-01 + Details
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