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Derivative Instruments and Accounting Hedges (Details) - Schedule of cash flows of the underlying assets portfolio and the cash flow of the liability - CLP ($) $ in Millions | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Hedge element |  |
Cash inflows | $ 1,388,127 | $ 1,364,073
Hedge instrument |  |
Net cash flows |  |
Cash Flow Hedges | Cross Currency Swap HKD |  |
Hedge instrument |  |
Cash outflow | (364,510) | (363,929)
Cash Flow Hedges | Cross Currency Swap PEN |  |
Hedge instrument |  |
Cash outflow | (32,450) | (31,695)
Cash Flow Hedges | Cross Currency Swap JPY |  |
Hedge instrument |  |
Cash outflow | (253,169) | (284,212)
Cash Flow Hedges | Cross Currency Swap USD |  |
Hedge instrument |  |
Cash outflow | (205,846) | (201,739)
Cash Flow Hedges | Cross Currency Swap CHF |  |
Hedge instrument |  |
Cash outflow | (210,261) | (208,618)
Cash Flow Hedges | Cross Currency Swap EUR |  |
Hedge instrument |  |
Cash outflow | (95,620) | (94,976)
Cash Flow Hedges | Cross Currency Swap AUD |  |
Hedge instrument |  |
Cash outflow | (157,560) | (111,381)
Cash Flow Hedges | Cross Currency Swap NOK |  |
Hedge instrument |  |
Cash outflow | (68,711) | (67,523)
Up to 1 month |  |
Hedge element |  |
Cash inflows | 160 | 156
Hedge instrument |  |
Net cash flows |  |
Up to 1 month | Cash Flow Hedges | Cross Currency Swap HKD |  |
Hedge instrument |  |
Cash outflow | (160) | (156)
Up to 1 month | Cash Flow Hedges | Cross Currency Swap PEN |  |
Hedge instrument |  |
Cash outflow |  |
Up to 1 month | Cash Flow Hedges | Cross Currency Swap JPY |  |
Hedge instrument |  |
Cash outflow |  |
Up to 1 month | Cash Flow Hedges | Cross Currency Swap USD |  |
Hedge instrument |  |
Cash outflow |  |
Up to 1 month | Cash Flow Hedges | Cross Currency Swap CHF |  |
Hedge instrument |  |
Cash outflow |  |
Up to 1 month | Cash Flow Hedges | Cross Currency Swap EUR |  |
Hedge instrument |  |
Cash outflow |  |
Up to 1 month | Cash Flow Hedges | Cross Currency Swap AUD |  |
Hedge instrument |  |
Cash outflow |  |
Up to 1 month | Cash Flow Hedges | Cross Currency Swap NOK |  |
Hedge instrument |  |
Cash outflow |  |
Over 1 month and up to 3 months |  |
Hedge element |  |
Cash inflows | 280 | 33,648
Hedge instrument |  |
Net cash flows |  |
Over 1 month and up to 3 months | Cash Flow Hedges | Cross Currency Swap HKD |  |
Hedge instrument |  |
Cash outflow |  |
Over 1 month and up to 3 months | Cash Flow Hedges | Cross Currency Swap PEN |  |
Hedge instrument |  |
Cash outflow | (48) | (47)
Over 1 month and up to 3 months | Cash Flow Hedges | Cross Currency Swap JPY |  |
Hedge instrument |  |
Cash outflow |  | (33,570)
Over 1 month and up to 3 months | Cash Flow Hedges | Cross Currency Swap USD |  |
Hedge instrument |  |
Cash outflow |  |
Over 1 month and up to 3 months | Cash Flow Hedges | Cross Currency Swap CHF |  |
Hedge instrument |  |
Cash outflow |  |
Over 1 month and up to 3 months | Cash Flow Hedges | Cross Currency Swap EUR |  |
Hedge instrument |  |
Cash outflow |  |
Over 1 month and up to 3 months | Cash Flow Hedges | Cross Currency Swap AUD |  |
Hedge instrument |  |
Cash outflow | (232) | (31)
Over 1 month and up to 3 months | Cash Flow Hedges | Cross Currency Swap NOK |  |
Hedge instrument |  |
Cash outflow |  |
Over 3 months and up to 12 months |  |
Hedge element |  |
Cash inflows | 186,116 | 21,062
Hedge instrument |  |
Net cash flows |  |
Over 3 months and up to 12 months | Cash Flow Hedges | Cross Currency Swap HKD |  |
Hedge instrument |  |
Cash outflow | (9,035) | (8,798)
Over 3 months and up to 12 months | Cash Flow Hedges | Cross Currency Swap PEN |  |
Hedge instrument |  |
Cash outflow | (49) | (48)
Over 3 months and up to 12 months | Cash Flow Hedges | Cross Currency Swap JPY |  |
Hedge instrument |  |
Cash outflow | (4,195) | (4,096)
Over 3 months and up to 12 months | Cash Flow Hedges | Cross Currency Swap USD |  |
Hedge instrument |  |
Cash outflow | (165,634) | (1,275)
Over 3 months and up to 12 months | Cash Flow Hedges | Cross Currency Swap CHF |  |
Hedge instrument |  |
Cash outflow | (3,929) | (3,858)
Over 3 months and up to 12 months | Cash Flow Hedges | Cross Currency Swap EUR |  |
Hedge instrument |  |
Cash outflow | (1,912) | (1,857)
Over 3 months and up to 12 months | Cash Flow Hedges | Cross Currency Swap AUD |  |
Hedge instrument |  |
Cash outflow | (738) | (521)
Over 3 months and up to 12 months | Cash Flow Hedges | Cross Currency Swap NOK |  |
Hedge instrument |  |
Cash outflow | (624) | (609)
Over 1 year and up to 3 years |  |
Hedge element |  |
Cash inflows | 213,673 | 234,065
Hedge instrument |  |
Net cash flows |  |
Over 1 year and up to 3 years | Cash Flow Hedges | Cross Currency Swap HKD |  |
Hedge instrument |  |
Cash outflow | (72,728) | (17,906)
Over 1 year and up to 3 years | Cash Flow Hedges | Cross Currency Swap PEN |  |
Hedge instrument |  |
Cash outflow | (194) | (188)
Over 1 year and up to 3 years | Cash Flow Hedges | Cross Currency Swap JPY |  |
Hedge instrument |  |
Cash outflow | (40,526) | (40,344)
Over 1 year and up to 3 years | Cash Flow Hedges | Cross Currency Swap USD |  |
Hedge instrument |  |
Cash outflow | (1,311) | (161,941)
Over 1 year and up to 3 years | Cash Flow Hedges | Cross Currency Swap CHF |  |
Hedge instrument |  |
Cash outflow | (91,923) | (7,653)
Over 1 year and up to 3 years | Cash Flow Hedges | Cross Currency Swap EUR |  |
Hedge instrument |  |
Cash outflow | (3,805) | (3,715)
Over 1 year and up to 3 years | Cash Flow Hedges | Cross Currency Swap AUD |  |
Hedge instrument |  |
Cash outflow | (1,939) | (1,103)
Over 1 year and up to 3 years | Cash Flow Hedges | Cross Currency Swap NOK |  |
Hedge instrument |  |
Cash outflow | (1,247) | (1,215)
Over 3 years and up to 5 years |  |
Hedge element |  |
Cash inflows | 246,244 | 280,074
Hedge instrument |  |
Net cash flows |  |
Over 3 years and up to 5 years | Cash Flow Hedges | Cross Currency Swap HKD |  |
Hedge instrument |  |
Cash outflow | (76,073) | (69,035)
Over 3 years and up to 5 years | Cash Flow Hedges | Cross Currency Swap PEN |  |
Hedge instrument |  |
Cash outflow | (194) | (189)
Over 3 years and up to 5 years | Cash Flow Hedges | Cross Currency Swap JPY |  |
Hedge instrument |  |
Cash outflow | (6,596) | (6,424)
Over 3 years and up to 5 years | Cash Flow Hedges | Cross Currency Swap USD |  |
Hedge instrument |  |
Cash outflow | (1,317) | (1,281)
Over 3 years and up to 5 years | Cash Flow Hedges | Cross Currency Swap CHF |  |
Hedge instrument |  |
Cash outflow | (114,409) | (197,107)
Over 3 years and up to 5 years | Cash Flow Hedges | Cross Currency Swap EUR |  |
Hedge instrument |  |
Cash outflow | (44,464) | (3,718)
Over 3 years and up to 5 years | Cash Flow Hedges | Cross Currency Swap AUD |  |
Hedge instrument |  |
Cash outflow | (1,942) | (1,104)
Over 3 years and up to 5 years | Cash Flow Hedges | Cross Currency Swap NOK |  |
Hedge instrument |  |
Cash outflow | (1,249) | (1,216)
Over 5 years |  |
Hedge element |  |
Cash inflows | 741,654 | 795,068
Hedge instrument |  |
Net cash flows |  |
Over 5 years | Cash Flow Hedges | Cross Currency Swap HKD |  |
Hedge instrument |  |
Cash outflow | (206,514) | (268,034)
Over 5 years | Cash Flow Hedges | Cross Currency Swap PEN |  |
Hedge instrument |  |
Cash outflow | (31,965) | (31,223)
Over 5 years | Cash Flow Hedges | Cross Currency Swap JPY |  |
Hedge instrument |  |
Cash outflow | (201,852) | (199,778)
Over 5 years | Cash Flow Hedges | Cross Currency Swap USD |  |
Hedge instrument |  |
Cash outflow | (37,584) | (37,242)
Over 5 years | Cash Flow Hedges | Cross Currency Swap CHF |  |
Hedge instrument |  |
Cash outflow |  |
Over 5 years | Cash Flow Hedges | Cross Currency Swap EUR |  |
Hedge instrument |  |
Cash outflow | (45,439) | (85,686)
Over 5 years | Cash Flow Hedges | Cross Currency Swap AUD |  |
Hedge instrument |  |
Cash outflow | (152,709) | (108,622)
Over 5 years | Cash Flow Hedges | Cross Currency Swap NOK |  |
Hedge instrument |  |
Cash outflow | $ (65,591) | $ (64,483)

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