v3.25.1
Risk Management and Report - Schedule of Credit Risk Exposure Per Balance Sheet Item, Including Derivatives, Detailed by Both Geographic Region and Industry Sector (Details) - CLP ($)
$ in Millions
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Cash and Due from Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets $ 2,699,076 $ 2,464,648
Cash and Due from Banks [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,036,476 590,426
Cash and Due from Banks [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Cash and Due from Banks [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Cash and Due from Banks [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,662,600 1,874,222
Cash and Due from Banks [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Cash and Due from Banks [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Cash and Due from Banks [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Cash and Due from Banks [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Cash and Due from Banks [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Cash and Due from Banks [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Cash and Due from Banks [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Cash and Due from Banks [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Cash and Due from Banks [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Cash and Due from Banks [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Cash and Due from Banks [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,699,076 2,464,648
Cash and Due from Banks [Member] | Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,928,373 1,536,512
Cash and Due from Banks [Member] | United States [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 652,953 811,198
Cash and Due from Banks [Member] | England [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 20,508 27,492
Cash and Due from Banks [Member] | Brazil [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 8 9
Cash and Due from Banks [Member] | Others Currency [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 97,234 89,437
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,303,353 2,035,540
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 243
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,172,704 1,866,896
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 6,142 19,162
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 22,249 17,657
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 200 132
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 16,341 17,498
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 30,120 8,211
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,071 2,612
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 38,718 25,190
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 8,396 16,503
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 6,412 61,436
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,303,353 2,035,540
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,714,381 3,363,624
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,217,317 2,799,442
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 278,140 227,871
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 218,924 336,311
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,714,381 3,363,624
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 411,689 409,328
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 411,689 409,328
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 411,689 409,328
Financial assets held for trading at fair value through profit or loss [Member] | Chile [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,093,057 871,685
Financial assets held for trading at fair value through profit or loss [Member] | Chile [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,713,405 3,363,624
Financial assets held for trading at fair value through profit or loss [Member] | Chile [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 411,090 408,654
Financial assets held for trading at fair value through profit or loss [Member] | United States [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 61,643 73,508
Financial assets held for trading at fair value through profit or loss [Member] | United States [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 976
Financial assets held for trading at fair value through profit or loss [Member] | United States [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 599 630
Financial assets held for trading at fair value through profit or loss [Member] | England [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 949,232 885,777
Financial assets held for trading at fair value through profit or loss [Member] | England [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | England [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Brazil [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Brazil [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Brazil [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Currency [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 199,421 204,570
Financial assets held for trading at fair value through profit or loss [Member] | Others Currency [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Others Currency [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 44
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 227,670 [1] 212,639 [2]
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 199,429 124,808
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 3,890 15,853
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 13,094 6,396
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 200 132
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,394 1,834
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 5,024 3,529
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 315 3
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,183 1,074
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 638 1,589
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,503 57,421
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Derivative contracts Financial [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 227,670 212,639
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Chile [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 161,046 [1] 129,760 [2]
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | United States [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 4,215 [1] 13,712 [2]
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | England [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 30,380 [1] 27,450 [2]
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Brazil [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [1] [2]
Financial assets held for trading at fair value through profit or loss [Member] | Forwards [Member] | Others Currency [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 32,029 [1] 41,717 [2]
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,070,481 [3] 1,818,155 [4]
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 243
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,972,003 1,739,380
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,079 2,610
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 7,970 10,797
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 13,947 15,664
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 23,613 3,848
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,756 2,609
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 37,459 24,116
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 7,758 14,914
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 4,896 3,974
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Derivative contracts Financial [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,070,481 1,818,155
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Chile [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 927,824 [3] 739,444 [4]
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | United States [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 57,428 [3] 59,478 [4]
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | England [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 917,837 [3] 856,718 [4]
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Brazil [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [3] [4]
Financial assets held for trading at fair value through profit or loss [Member] | Swaps [Member] | Others Currency [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 167,392 [3] 162,515 [4]
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 4,949 3,435
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,182 1,899
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,036 422
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,159 252
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,483 834
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 76
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 13 28
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Derivative contracts Financial [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 4,949 3,435
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Chile [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 3,937 1,939
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | United States [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 248
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | England [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,012 955
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Brazil [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Call Options [Member] | Others Currency [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 293
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 253 1,311
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 90 809
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 137 277
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 26 212
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 13
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Derivative contracts Financial [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 253 1,311
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Chile [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 250 542
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | United States [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 70
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | England [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 3 654
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Brazil [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Put Options [Member] | Others Currency [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 45
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Derivative contracts Financial [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Chile [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | United States [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | England [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Brazil [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Futures [Member] | Others Currency [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,495,457 3,027,313
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,217,317 2,799,442
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 278,140 227,871
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,495,457 3,027,313
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Chile [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,495,457 3,027,313
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | United States [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | England [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Brazil [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | From the Chilean Government and Central Bank [Member] | Others Currency [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 217,948 336,311
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 217,948 336,311
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 217,948 336,311
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Chile [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 217,948 336,311
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | United States [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | England [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Brazil [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other debt financial instruments issued in Chile [Member] | Others Currency [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 976
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 976
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 976
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Chile [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | United States [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 976
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | England [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Brazil [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Financial debt instruments issued Abroad [Member] | Others Currency [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 408,121 405,752
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 408,121 405,752
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Financial Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 408,121 405,752
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Chile [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 408,121 405,752
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | United States [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | England [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Brazil [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Investments in mutual funds [Member] | Others Currency [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,039 2,543
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,039 2,543
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Financial Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,039 2,543
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Chile [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,039 2,058
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | United States [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 485
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | England [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Brazil [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Equity Instruments [Member] | Others Currency [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,529 1,033
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,529 1,033
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Financial Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,529 1,033
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Chile [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,930 844
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | United States [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 599 145
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | England [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Brazil [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets held for trading at fair value through profit or loss [Member] | Other [Member] | Others Currency [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 44
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,088,345 3,786,525
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 473,642
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 660,777 1,364,010
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,394,496 1,664,513
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 5,202 17,791
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 11,315 12,507
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 11,503 7,277
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 5,052 4,837
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 241,948
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,088,345 3,786,525
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 9,492 11,912
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 9,492 11,912
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 9,492 11,912
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 73,959 49,065
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 73,959 49,065
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 73,959 49,065
Financial Assets at fair value through other comprehensive income [Member] | Chile [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,036,407 3,579,317
Financial Assets at fair value through other comprehensive income [Member] | Chile [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 7,277 10,601
Financial Assets at fair value through other comprehensive income [Member] | Chile [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | United States [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 51,938 207,208
Financial Assets at fair value through other comprehensive income [Member] | United States [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | United States [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 28,599 11,975
Financial Assets at fair value through other comprehensive income [Member] | England [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | England [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | England [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 40,794 18,712
Financial Assets at fair value through other comprehensive income [Member] | Brazil [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Brazil [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Brazil [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Others Currency [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Others Currency [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,215 1,311
Financial Assets at fair value through other comprehensive income [Member] | Others Currency [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 4,566 18,378
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Derivative contracts financial for hedging purposes [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Chile [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | United States [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | England [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Brazil [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Forwards [Member] | Others Currency [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 73,959 49,065
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 73,959 49,065
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Derivative contracts financial for hedging purposes [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 73,959 49,065
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Chile [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | United States [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 28,599 11,975
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | England [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 40,794 18,712
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Brazil [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Swaps [Member] | Others Currency [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 4,566 18,378
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Derivative contracts financial for hedging purposes [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Chile [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | United States [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | England [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Brazil [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Call Options [Member] | Others Currency [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Derivative contracts financial for hedging purposes [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Chile [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | United States [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | England [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Brazil [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Put Options [Member] | Others Currency [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Derivative contracts financial for hedging purposes [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Chile [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | United States [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | England [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Brazil [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Futures [Member] | Others Currency [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 660,777 1,837,652
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 473,642
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 660,777 1,364,010
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 660,777 1,837,652
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Chile [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 660,777 1,837,652
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | United States [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | England [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Brazil [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | From the Chilean Government and Central Bank [Member] | Others Currency [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,375,630 1,741,665
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,342,558 1,457,305
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 5,202 17,791
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 11,315 12,507
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 11,503 7,277
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 5,052 4,837
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 241,948
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Debt Financial Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,375,630 1,741,665
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Chile [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,375,630 1,741,665
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | United States [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | England [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Brazil [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Other debt financial instruments issued in Chile [Member] | Others Currency [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 51,938 207,208
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 51,938 207,208
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Debt Financial Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 51,938 207,208
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Chile [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | United States [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 51,938 207,208
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | England [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Brazil [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Financial debt instruments issued Abroad [Member] | Others Currency [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 7,277 10,601
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 7,277 10,601
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Equity Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 7,277 10,601
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Chile [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 7,277 10,601
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | United States [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | England [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Brazil [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued in Chile [Member] | Others Currency [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,215 1,311
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,215 1,311
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Equity Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,215 1,311
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Chile [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | United States [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | England [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Brazil [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial Assets at fair value through other comprehensive income [Member] | Equity instruments issued by foreign institutions [Member] | Others Currency [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,215 1,311
Financial assets at amortized cost Rights by resale agreements and securities lending [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 87,291 71,822
Financial assets at amortized cost Rights by resale agreements and securities lending [Member] | Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 87,291 71,822
Financial assets at amortized cost Rights by resale agreements and securities lending [Member] | United States [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost Rights by resale agreements and securities lending [Member] | England [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost Rights by resale agreements and securities lending [Member] | Brazil [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost Rights by resale agreements and securities lending [Member] | Others Currency [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 944,109 1,431,141
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 507,261
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 944,109 923,880
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 944,109 1,431,141
Financial assets at amortized cost [Member] | Loans and advances to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 667,703 2,519,931
Financial assets at amortized cost [Member] | Loans and advances to Banks [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,100,933
Financial assets at amortized cost [Member] | Loans and advances to Banks [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Loans and advances to Banks [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Loans and advances to Banks [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 667,703 418,998
Financial assets at amortized cost [Member] | Loans and advances to Banks [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Loans and advances to Banks [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Loans and advances to Banks [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Loans and advances to Banks [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Loans and advances to Banks [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Loans and advances to Banks [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Loans and advances to Banks [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Loans and advances to Banks [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Loans and advances to Banks [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Loans and advances to Banks [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Loans and advances to Banks [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 667,703 2,519,931
Financial assets at amortized cost [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 38,936,296 37,651,274
Financial assets at amortized cost [Member] | Chile [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 944,109 1,431,141
Financial assets at amortized cost [Member] | Chile [Member] | Loans and advances to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 300,042 2,100,933
Financial assets at amortized cost [Member] | Chile [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 38,816,426 37,630,017
Financial assets at amortized cost [Member] | United States [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | United States [Member] | Loans and advances to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | United States [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | England [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | England [Member] | Loans and advances to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 436
Financial assets at amortized cost [Member] | England [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Brazil [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Brazil [Member] | Loans and advances to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 269,191 205,362
Financial assets at amortized cost [Member] | Brazil [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Others Currency [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Others Currency [Member] | Loans and advances to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 98,470 213,200
Financial assets at amortized cost [Member] | Others Currency [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 119,870 21,257
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 944,109 1,431,141
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 507,261
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 944,109 923,880
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Debt Financial Instruments [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 944,109 1,431,141
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Chile [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 944,109 1,431,141
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | United States [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | England [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Brazil [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | From the Chilean Government and Central Bank [Member] | Others Currency [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans and advances to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,100,933
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans and advances to Banks [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,100,933
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans and advances to Banks [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans and advances to Banks [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans and advances to Banks [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans and advances to Banks [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans and advances to Banks [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans and advances to Banks [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans and advances to Banks [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans and advances to Banks [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans and advances to Banks [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans and advances to Banks [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans and advances to Banks [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans and advances to Banks [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans and advances to Banks [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Loans and advances to Banks [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,100,933
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Chile [Member] | Loans and advances to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,100,933
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | United States [Member] | Loans and advances to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | England [Member] | Loans and advances to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Brazil [Member] | Loans and advances to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Central Bank of Chile [Member] | Others Currency [Member] | Loans and advances to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans and advances to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 300,042
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans and advances to Banks [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans and advances to Banks [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans and advances to Banks [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans and advances to Banks [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 300,042
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans and advances to Banks [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans and advances to Banks [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans and advances to Banks [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans and advances to Banks [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans and advances to Banks [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans and advances to Banks [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans and advances to Banks [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans and advances to Banks [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans and advances to Banks [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans and advances to Banks [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Loans and advances to Banks [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 300,042
Financial assets at amortized cost [Member] | Domestic banks [Member] | Chile [Member] | Loans and advances to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 300,042
Financial assets at amortized cost [Member] | Domestic banks [Member] | United States [Member] | Loans and advances to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | England [Member] | Loans and advances to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Brazil [Member] | Loans and advances to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Domestic banks [Member] | Others Currency [Member] | Loans and advances to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 367,661 [5] 418,998 [6]
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets  
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets  
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets  
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 367,661  
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets  
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets  
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets  
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets  
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets  
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets  
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets  
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets  
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets  
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets  
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 367,661  
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks One [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets  
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks One [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets  
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks One [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets  
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks One [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets   418,998
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks One [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets  
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks One [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets  
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks One [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets  
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks One [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets  
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks One [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets  
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks One [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets  
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks One [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets  
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks One [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets  
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks One [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets  
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks One [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets  
Financial assets at amortized cost [Member] | Foreign banks [Member] | Loans and advances to Banks One [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets   418,998
Financial assets at amortized cost [Member] | Foreign banks [Member] | Chile [Member] | Loans and advances to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [5] [6]
Financial assets at amortized cost [Member] | Foreign banks [Member] | United States [Member] | Loans and advances to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [5] [6]
Financial assets at amortized cost [Member] | Foreign banks [Member] | England [Member] | Loans and advances to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [5] 436 [6]
Financial assets at amortized cost [Member] | Foreign banks [Member] | Brazil [Member] | Loans and advances to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 269,191 [5] 205,362 [6]
Financial assets at amortized cost [Member] | Foreign banks [Member] | Others Currency [Member] | Loans and advances to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 98,470 [5] 213,200 [6]
Financial assets at amortized cost [Member] | Commercial loans [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 20,147,980 20,030,044
Financial assets at amortized cost [Member] | Commercial loans [Member] | Chile [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 20,028,110 20,008,787
Financial assets at amortized cost [Member] | Commercial loans [Member] | United States [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Commercial loans [Member] | England [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Commercial loans [Member] | Brazil [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Commercial loans [Member] | Others Currency [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 119,870 21,257
Financial assets at amortized cost [Member] | Residential Mortgage Loans [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 13,233,327 12,310,768
Financial assets at amortized cost [Member] | Residential Mortgage Loans [Member] | Chile [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 13,233,327 12,310,768
Financial assets at amortized cost [Member] | Residential Mortgage Loans [Member] | United States [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Residential Mortgage Loans [Member] | England [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Residential Mortgage Loans [Member] | Brazil [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Residential Mortgage Loans [Member] | Others Currency [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Consumer loans [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 5,554,989 5,310,462
Financial assets at amortized cost [Member] | Consumer loans [Member] | Chile [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 5,554,989 5,310,462
Financial assets at amortized cost [Member] | Consumer loans [Member] | United States [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Consumer loans [Member] | England [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Consumer loans [Member] | Brazil [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Consumer loans [Member] | Others Currency [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [7]
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Government [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [7]
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Retail (Individuals) [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [7]
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Financial Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 82,505 [7] 54,329
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [7]
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Manufacturing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [7]
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Mining [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [7]
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Electricity, Gas and Water [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [7]
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Agriculture and Livestock [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [7]
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Fishing [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [7]
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Transportation and Telecom [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [7]
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [7]
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Services [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 4,786 [7] 15,189
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [7] 2,304
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets $ 87,291 [7] $ 71,822
[1] Others includes: France Ch$28,892 million and Spain Ch$2,313 million.
[2] Others includes: France Ch$33,034 million and Spain Ch$7 million.
[3] Others includes: France Ch$43,194 million, Spain Ch$31,437 million and Canada Ch$92,761 million.
[4] Others includes: France Ch$38,199 million and Spain Ch$31,881 million.
[5] Others includes: China Ch$32,260 million and Netherlands Ch$26,931 million.
[6] Others includes: China Ch$109,229 million.
[7] Economic activity of Loans and accounts receivable from customers disclosed in Note No. 11 e).