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v3.20.1

Provisions - Undrawn Credit Lines - ECL Exposures (Details) - Undrawn credit lines [Member] - CLP ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Disclosure of other provisions [line items] |  |
Exposure as at beginning of period | $ 20,386 | $ 18,971
Net change on exposures | 1,598 | (577)
Transfer to Stage 1 |  |
Transfer to Stage 2 |  |
Transfer to Stage 3 |  |
Impact on year-end ECL of exposures transferred between stages during the year | (580) | 1,554
Changes to models and assumptions | (346) |
Foreign exchange adjustments | (242) | 438
Exposure as at ending of period | 20,816 | 20,386
Stage 1 - Individual [Member] |  |
Disclosure of other provisions [line items] |  |
Exposure as at beginning of period | 1,634 | 937
Net change on exposures | (1,229) | 684
Transfer to Stage 1 | 88 | 99
Transfer to Stage 2 | (113) | (87)
Transfer to Stage 3 |  |
Impact on year-end ECL of exposures transferred between stages during the year | (35) | (3)
Changes to models and assumptions | (112) |
Foreign exchange adjustments | 1 | 4
Exposure as at ending of period | 234 | 1,634
Stage 1 - Group [Member] |  |
Disclosure of other provisions [line items] |  |
Exposure as at beginning of period | 9,123 | 8,071
Net change on exposures | 4,832 | 2,796
Transfer to Stage 1 | 6,162 | 1,463
Transfer to Stage 2 | (6,056) | (3,246)
Transfer to Stage 3 | (149) | (92)
Impact on year-end ECL of exposures transferred between stages during the year | (389) | 31
Changes to models and assumptions | (269) |
Foreign exchange adjustments | (119) | 100
Exposure as at ending of period | 13,135 | 9,123
Stage 2 - Individual [Member] |  |
Disclosure of other provisions [line items] |  |
Exposure as at beginning of period | 137 | 147
Net change on exposures | 25 | 21
Transfer to Stage 1 | (87) | (96)
Transfer to Stage 2 | 191 | 124
Transfer to Stage 3 | (12) | (5)
Impact on year-end ECL of exposures transferred between stages during the year | (129) | (56)
Changes to models and assumptions | 63 |
Foreign exchange adjustments | (3) | 2
Exposure as at ending of period | 185 | 137
Stage 2 - Group [Member] |  |
Disclosure of other provisions [line items] |  |
Exposure as at beginning of period | 4,194 | 4,747
Net change on exposures | (1,245) | (2,669)
Transfer to Stage 1 | (6,141) | (817)
Transfer to Stage 2 | 7,838 | 3,898
Transfer to Stage 3 | (792) | (818)
Impact on year-end ECL of exposures transferred between stages during the year | (1,116) | (441)
Changes to models and assumptions | (28) |
Foreign exchange adjustments | (66) | 294
Exposure as at ending of period | 2,644 | 4,194
Stage 3 - Individual [Member] |  |
Disclosure of other provisions [line items] |  |
Exposure as at beginning of period |  |
Net change on exposures | 63 | 41
Transfer to Stage 1 | (1) | (4)
Transfer to Stage 2 | (78) | (37)
Transfer to Stage 3 | 12 | 5
Impact on year-end ECL of exposures transferred between stages during the year | 83 | (5)
Changes to models and assumptions |  |
Foreign exchange adjustments | (1) |
Exposure as at ending of period | 78 |
Stage 3 - Group [Member] |  |
Disclosure of other provisions [line items] |  |
Exposure as at beginning of period | 5,298 | 5,069
Net change on exposures | (848) | (1,450)
Transfer to Stage 1 | (21) | (645)
Transfer to Stage 2 | (1,782) | (652)
Transfer to Stage 3 | 941 | 910
Impact on year-end ECL of exposures transferred between stages during the year | 1,006 | 2,028
Changes to models and assumptions |  |
Foreign exchange adjustments | (54) | 38
Exposure as at ending of period | $ 4,540 | $ 5,298

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