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Financial Assets Held for Trading at Fair Value Through Profit or Loss - Schedule of Portfolio of Derivative Instruments (Details) - CLP ($) $ in Millions | Dec. 31, 2024 | Dec. 31, 2023
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Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | $ 41,004,067 | $ 41,789,500
Demand [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments |  |
Up to 1 month [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 3,795,822 | 4,684,558
Over 1 month and up to 3 months [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 4,271,432 | 4,626,074
Over 3 months and up to 12 months [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 10,002,452 | 10,237,546
Over 1 year and up to 3 years [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 10,345,401 | 10,252,358
Over 3 years and up to 5 years [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 5,648,157 | 4,869,129
Over 5 years [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 6,940,803 | 7,119,835
Fair Value Assets [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 2,303,353 | 2,035,540
Currency forward [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 8,538,144 | 8,957,245
Currency forward [Member] | Demand [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments |  |
Currency forward [Member] | Up to 1 month [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 3,289,559 | 3,659,459
Currency forward [Member] | Over 1 month and up to 3 months [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 1,712,274 | 2,410,522
Currency forward [Member] | Over 3 months and up to 12 months [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 2,589,278 | 2,517,954
Currency forward [Member] | Over 1 year and up to 3 years [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 916,016 | 355,774
Currency forward [Member] | Over 3 years and up to 5 years [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 26,575 | 13,536
Currency forward [Member] | Over 5 years [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 4,442 |
Currency forward [Member] | Fair Value Assets [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 227,670 | 212,639
Interest rate swap [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 23,436,091 | 24,910,906
Interest rate swap [Member] | Demand [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments |  |
Interest rate swap [Member] | Up to 1 month [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 376,933 | 847,401
Interest rate swap [Member] | Over 1 month and up to 3 months [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 2,249,606 | 1,859,664
Interest rate swap [Member] | Over 3 months and up to 12 months [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 5,133,205 | 6,593,100
Interest rate swap [Member] | Over 1 year and up to 3 years [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 7,253,517 | 7,157,777
Interest rate swap [Member] | Over 3 years and up to 5 years [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 4,172,518 | 3,743,282
Interest rate swap [Member] | Over 5 years [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 4,250,312 | 4,709,682
Interest rate swap [Member] | Fair Value Assets [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 732,395 | 883,689
Interest rate and cross currency swap [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 8,855,843 | 7,708,167
Interest rate and cross currency swap [Member] | Demand [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments |  |
Interest rate and cross currency swap [Member] | Up to 1 month [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 107,571 | 167,667
Interest rate and cross currency swap [Member] | Over 1 month and up to 3 months [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 249,871 | 305,181
Interest rate and cross currency swap [Member] | Over 3 months and up to 12 months [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 2,198,760 | 987,931
Interest rate and cross currency swap [Member] | Over 1 year and up to 3 years [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 2,164,528 | 2,724,924
Interest rate and cross currency swap [Member] | Over 3 years and up to 5 years [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 1,449,064 | 1,112,311
Interest rate and cross currency swap [Member] | Over 5 years [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 2,686,049 | 2,410,153
Interest rate and cross currency swap [Member] | Fair Value Assets [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 1,338,086 | 934,466
Call currency options [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 123,491 | 128,016
Call currency options [Member] | Demand [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments |  |
Call currency options [Member] | Up to 1 month [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 11,551 | 7,019
Call currency options [Member] | Over 1 month and up to 3 months [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 42,692 | 26,243
Call currency options [Member] | Over 3 months and up to 12 months [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 57,908 | 87,429
Call currency options [Member] | Over 1 year and up to 3 years [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 11,340 | 7,325
Call currency options [Member] | Over 3 years and up to 5 years [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments |  |
Call currency options [Member] | Over 5 years [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments |  |
Call currency options [Member] | Fair Value Assets [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 4,949 | 3,435
Put currency options [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 50,498 | 85,166
Put currency options [Member] | Demand [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments |  |
Put currency options [Member] | Up to 1 month [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 10,208 | 3,012
Put currency options [Member] | Over 1 month and up to 3 months [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 16,989 | 24,464
Put currency options [Member] | Over 3 months and up to 12 months [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | 23,301 | 51,132
Put currency options [Member] | Over 1 year and up to 3 years [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments |  | 6,558
Put currency options [Member] | Over 3 years and up to 5 years [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments |  |
Put currency options [Member] | Over 5 years [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments |  |
Put currency options [Member] | Fair Value Assets [Member] |  |
Financial Assets Held for Trading at Fair Value Through Profit or Loss [Line Items] |  |
Derivative instruments | $ 253 | $ 1,311

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