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Provisions for Contingent Loans Credit Risk (Tables) | 12 Months Ended
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Dec. 31, 2023
Provisions for Contingent Loans Credit Risk (Tables) [Line Items] |
Schedule of Credit Risk for Contingent Loans | As of December 31, 2023 and 2022, for credit risk for contingent loans is composed as follows:
|  | Outstanding exposure |  |  | ECL |
|  | 2023 |  |  | 2022 |  |  | 2023 |  |  | 2022 |
|  | MCh$ |  |  | MCh$ |  |  | MCh$ |  |  | MCh$ |
Warranty by endorsement and sureties |  |  | 351,531 |  |  |  | 348,774 |  |  |  | 1,576 |  |  |  | 8,690 |
Confirmed foreign letters of credit |  |  | 83,392 |  |  |  | 120,971 |  |  |  | 43 |  |  |  | 107 |
Issued foreign letters of credit |  |  | 267,212 |  |  |  | 303,224 |  |  |  | 285 |  |  |  | 468 |
Performance guarantees |  |  | 2,640,297 |  |  |  | 2,697,608 |  |  |  | 20,565 |  |  |  | 24,205 |
Undrawn credit lines |  |  | 10,084,458 |  |  |  | 9,347,863 |  |  |  | 66,747 |  |  |  | 109,849 |
Other commitments |  |  | 120,545 |  |  |  | 72,355 |  |  |  | 424 |  |  |  | 170 |
Total |  |  | 13,547,435 |  |  |  | 12,890,795 |  |  |  | 89,640 |  |  |  | 143,489 |
Schedule of Provisions for Credit Risk for Contingent Loans | The changes of provisions for credit risk for contingent loans is as follows:
|  | Provisions for credit risk for contingent loans |  |  | Total |
|  | MCh$ |  |  | MCh$ |
Balances as of January 1, 2022 |  |  | 93,049 |  |  |  | 93,049 |
Provisions established |  |  | 51,218 |  |  |  | 51,218 |
Provisions used |  |  | — |  |  |  | — |
Provisions released |  |  | — |  |  |  | — |
Foreign exchange adjustments |  |  | (778 | ) |  |  | (778 | )
Balances as of December 31, 2022 |  |  | 143,489 |  |  |  | 143,489 |
Provisions established |  |  | — |  |  |  | — |
Provisions used |  |  | — |  |  |  | — |
Provisions released |  |  | (53,875 | ) |  |  | (53,875 | )
Foreign exchange adjustments |  |  | 26 |  |  |  | 26 |
Balances as of December 31, 2023 |  |  | 89,640 |  |  |  | 89,640 |
Schedule of Credit Quality and the Maximum Exposure to Credit Risk Based on the Bank’s | The table below shows the credit quality and the maximum exposure to credit risk based on the Bank’s internal credit rating system and year-end stage classification as of December 31, 2023 and 2022.
|  | As of December 31, 2023 |  |  | As of December 31, 2022 |
|  | Stage 1 |  |  | Stage 2 |  |  | Stage 3 |  |  |  |  |  | Stage 1 |  |  | Stage 2 |  |  | Stage 3 |  |  |  |
|  | Individual MCh$ |  |  | Group MCh$ |  |  | Individual MCh$ |  |  | Group MCh$ |  |  | Individual MCh$ |  |  | Group MCh$ |  |  | Total MCh$ |  |  | Individual MCh$ |  |  | Group MCh$ |  |  | Individual MCh$ |  |  | Group MCh$ |  |  | Individual MCh$ |  |  | Group MCh$ |  |  | Total MCh$ |
Normal |  |  | 4,775,026 |  |  |  | 8,422,110 |  |  |  | 16,665 |  |  |  | 254,564 |  |  |  | — |  |  |  | — |  |  |  | 13,468,365 |  |  |  | 4,622,212 |  |  |  | 7,908,219 |  |  |  | 7,494 |  |  |  | 223,861 |  |  |  | — |  |  |  | — |  |  |  | 12,761,786 |
Substandard |  |  | — |  |  |  | — |  |  |  | 51,625 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 51,625 |  |  |  | — |  |  |  | — |  |  |  | 99,058 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 99,058 |
Non-complying |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 18,861 |  |  |  | 8,584 |  |  |  | 27,445 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 17,709 |  |  |  | 12,242 |  |  |  | 29,951 |
Total |  |  | 4,775,026 |  |  |  | 8,422,110 |  |  |  | 68,290 |  |  |  | 254,564 |  |  |  | 18,861 |  |  |  | 8,584 |  |  |  | 13,547,435 |  |  |  | 4,622,212 |  |  |  | 7,908,219 |  |  |  | 106,552 |  |  |  | 223,861 |  |  |  | 17,709 |  |  |  | 12,242 |  |  |  | 12,890,795 |
Warranty By Endorsement And Sureties [Member] |
Provisions for Contingent Loans Credit Risk (Tables) [Line Items] |
Schedule of Changes in Outstanding Exposures and Corresponding Allowance | An analysis of changes in the outstanding exposures and corresponding provision for ECL during the 2023 and 2022 periods are as follows:
|  | Stage 1 |  |  | Stage 2 |  |  | Stage 3 |  |  |  |
|  | Individual |  |  | Group |  |  | Individual |  |  | Group |  |  | Individual |  |  | Group |  |  | Total |
|  | Gross carrying amount MCh$ |  |  | ECL MCh$ |  |  | Gross carrying amount MCh$ |  |  | ECL MCh$ |  |  | Gross carrying amount MCh$ |  |  | ECL MCh$ |  |  | Gross carrying amount MCh$ |  |  | ECL MCh$ |  |  | Gross carrying amount MCh$ |  |  | ECL MCh$ |  |  | Gross carrying amount MCh$ |  |  | ECL MCh$ |  |  | Gross carrying amount MCh$ |  |  | ECL MCh$ |
Outstanding exposure as of January 1, 2023 |  |  | 4,622,212 |  |  |  | 13,964 |  |  |  | 7,908,219 |  |  |  | 101,406 |  |  |  | 106,552 |  |  |  | 16,785 |  |  |  | 223,861 |  |  |  | 1,724 |  |  |  | 17,709 |  |  |  | 3,654 |  |  |  | 12,242 |  |  |  | 5,956 |  |  |  | 12,890,795 |  |  |  | 143,489 |
Net change on exposures |  |  | 134,675 |  |  |  | (3,390 | ) |  |  | 532,694 |  |  |  | (36,053 | ) |  |  | (37,786 | ) |  |  | (4,364 | ) |  |  | (67,851 | ) |  |  | (1,166 | ) |  |  | (6,624 | ) |  |  | (3,062 | ) |  |  | (6,297 | ) |  |  | (1,003 | ) |  |  | 548,811 |  |  |  | (49,038 | )
Transfer to Stage 1 |  |  | 125,611 |  |  |  | 6,860 |  |  |  | 724,027 |  |  |  | 8,188 |  |  |  | (125,550 | ) |  |  | (6,811 | ) |  |  | (719,174 | ) |  |  | (5,503 | ) |  |  | (61 | ) |  |  | (49 | ) |  |  | (4,853 | ) |  |  | (2,685 | ) |  |  | — |  |  |  | — |
Transfer to Stage 2 |  |  | (134,046 | ) |  |  | (381 | ) |  |  | (819,344 | ) |  |  | (8,505 | ) |  |  | 134,146 |  |  |  | 450 |  |  |  | 819,755 |  |  |  | 8,712 |  |  |  | (100 | ) |  |  | (69 | ) |  |  | (411 | ) |  |  | (207 | ) |  |  | — |  |  |  | — |
Transfer to Stage 3 |  |  | (505 | ) |  |  | (1 | ) |  |  | (3,613 | ) |  |  | (46 | ) |  |  | (7,409 | ) |  |  | (1,161 | ) |  |  | (4,232 | ) |  |  | (385 | ) |  |  | 7,914 |  |  |  | 1,162 |  |  |  | 7,845 |  |  |  | 431 |  |  |  | — |  |  |  | — |
Impact on year-end ECL of exposures transferred between stages during the year |  |  | — |  |  |  | (6,476 | ) |  |  | — |  |  |  | (2,110 | ) |  |  | — |  |  |  | 1,382 |  |  |  | — |  |  |  | (2,001 | ) |  |  | — |  |  |  | 3,769 |  |  |  | — |  |  |  | 1,482 |  |  |  | — |  |  |  | (3,954 | )
Refinements to models used for calculation |  |  | — |  |  |  | 1,862 |  |  |  | — |  |  |  | (4,016 | ) |  |  | — |  |  |  | 231 |  |  |  | — |  |  |  | 979 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 61 |  |  |  | — |  |  |  | (883 | )
Foreign exchange adjustments |  |  | 27,079 |  |  |  | 26 |  |  |  | 80,127 |  |  |  | 229 |  |  |  | (1,663 | ) |  |  | (270 | ) |  |  | 2,205 |  |  |  | 4 |  |  |  | 23 |  |  |  | 12 |  |  |  | 58 |  |  |  | 25 |  |  |  | 107,829 |  |  |  | 26 |
Total |  |  | 4,775,026 |  |  |  | 12,464 |  |  |  | 8,422,110 |  |  |  | 59,093 |  |  |  | 68,290 |  |  |  | 6,242 |  |  |  | 254,564 |  |  |  | 2,364 |  |  |  | 18,861 |  |  |  | 5,417 |  |  |  | 8,584 |  |  |  | 4,060 |  |  |  | 13,547,435 |  |  |  | 89,640 |
Outstanding exposure as of January 1, 2022 |  |  | 3,748,426 |  |  |  | 2,436 |  |  |  | 7,177,851 |  |  |  | 70,191 |  |  |  | 853,725 |  |  |  | 8,326 |  |  |  | 180,356 |  |  |  | 1,133 |  |  |  | 2,460 |  |  |  | 1,443 |  |  |  | 23,973 |  |  |  | 9,520 |  |  |  | 11,986,791 |  |  |  | 93,049 |
Net change on exposures |  |  | 214,479 |  |  |  | 1,128 |  |  |  | 839,792 |  |  |  | 40,319 |  |  |  | (78,696 | ) |  |  | 11,478 |  |  |  | (55,865 | ) |  |  | (6 | ) |  |  | (7,945 | ) |  |  | (5,607 | ) |  |  | (8,117 | ) |  |  | 329 |  |  |  | 903,648 |  |  |  | 47,641 |
Transfer to Stage 1 |  |  | 925,857 |  |  |  | 6,118 |  |  |  | 645,325 |  |  |  | 6,910 |  |  |  | (925,839 | ) |  |  | (6,111 | ) |  |  | (641,386 | ) |  |  | (4,671 | ) |  |  | (18 | ) |  |  | (7 | ) |  |  | (3,939 | ) |  |  | (2,239 | ) |  |  | — |  |  |  | — |
Transfer to Stage 2 |  |  | (276,330 | ) |  |  | (144 | ) |  |  | (734,821 | ) |  |  | (9,417 | ) |  |  | 276,428 |  |  |  | 190 |  |  |  | 744,092 |  |  |  | 12,982 |  |  |  | (98 | ) |  |  | (46 | ) |  |  | (9,271 | ) |  |  | (3,565 | ) |  |  | — |  |  |  | — |
Transfer to Stage 3 |  |  | (227 | ) |  |  | — |  |  |  | (5,741 | ) |  |  | (76 | ) |  |  | (23,096 | ) |  |  | (1,359 | ) |  |  | (3,933 | ) |  |  | (30 | ) |  |  | 23,323 |  |  |  | 1,359 |  |  |  | 9,674 |  |  |  | 106 |  |  |  | — |  |  |  | — |
Impact on year-end ECL of exposures transferred between stages during the year |  |  | — |  |  |  | (2,576 | ) |  |  | — |  |  |  | 588 |  |  |  | — |  |  |  | 411 |  |  |  | — |  |  |  | (7,573 | ) |  |  | — |  |  |  | 6,649 |  |  |  | — |  |  |  | 1,749 |  |  |  | — |  |  |  | (752 | )
Refinements to models used for calculation |  |  | — |  |  |  | 7,231 |  |  |  | — |  |  |  | (7,029 | ) |  |  | — |  |  |  | 4,365 |  |  |  | — |  |  |  | (105 | ) |  |  | — |  |  |  | (133 | ) |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 4,329 |
Foreign exchange adjustments |  |  | 10,007 |  |  |  | (229 | ) |  |  | (14,187 | ) |  |  | (80 | ) |  |  | 4,030 |  |  |  | (515 | ) |  |  | 597 |  |  |  | (6 | ) |  |  | (13 | ) |  |  | (4 | ) |  |  | (78 | ) |  |  | 56 |  |  |  | 356 |  |  |  | (778 | )
Total |  |  | 4,622,212 |  |  |  | 13,964 |  |  |  | 7,908,219 |  |  |  | 101,406 |  |  |  | 106,552 |  |  |  | 16,785 |  |  |  | 223,861 |  |  |  | 1,724 |  |  |  | 17,709 |  |  |  | 3,654 |  |  |  | 12,242 |  |  |  | 5,956 |  |  |  | 12,890,795 |  |  |  | 143,489 |

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