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Risk Management and Report (Details) - Schedule of Credit Risk Exposure Per Balance Sheet Item, Including Derivatives, Detailed by Both Geographic Region and Industry Sector - CLP ($)
$ in Millions
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Cash and Due from Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets $ 2,464,648 $ 2,764,884
Cash and Due from Banks [Member] | Central Bank of Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 590,426 384,230
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 1,874,222 2,380,654
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 2,464,648 2,764,884
Cash and Due from Banks [Member] | Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,536,512 1,448,441
Cash and Due from Banks [Member] | United States [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 811,198 1,227,305
Cash and Due from Banks [Member] | England [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 27,492 24,982
Cash and Due from Banks [Member] | Brazil [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 9 8
Cash and Due from Banks [Member] | Others Currency [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 89,437 64,148
Financial assets held for trading at fair value through profit or loss [Member] | Derivative contracts Financial [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,035,540 2,960,706
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 1,866,896 2,685,167
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 19,162 40,749
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 17,657 22,100
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 132 124
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 17,498 12,301
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 8,211 12,787
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 2,612 3,872
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 25,190 16,332
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 16,503 17,532
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 61,436 149,742
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 2,035,540 2,960,706
Financial assets held for trading at fair value through profit or loss [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 3,363,624 3,433,745
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 2,799,442 3,019,487
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 227,871 39,805
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 336,311 374,453
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 3,363,624 3,433,745
Financial assets held for trading at fair value through profit or loss [Member] | Others Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 409,328 257,325
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 409,328 257,325
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 409,328 257,325
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 871,685 1,358,804
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 3,363,624 3,433,745
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 408,654 253,457
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 73,508 70,516
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
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 630 3,783
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 885,777 1,186,872
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 204,570 344,514
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 85
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 212,639 [1] 566,050 [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 124,808 372,637
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 15,853 28,966
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 6,396 12,435
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 132 124
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 1,834 2,153
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 3,529 8,456
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 3 18
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 1,074 144
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 1,589 1,602
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 57,421 139,515
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 212,639 566,050
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 129,760 [1] 316,204 [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 13,712 [1] 38,355 [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 27,450 [1] 91,832 [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 41,717 [1] 119,659 [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 1,818,155 [3] 2,389,577 [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 1,739,380 2,311,655
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 2,610 9,770
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 10,797 9,123
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 15,664 10,148
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 3,848 4,236
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 2,609 3,848
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 24,116 16,166
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 14,914 14,493
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 3,974 10,138
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 1,818,155 2,389,577
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 739,444 [3] 1,037,521 [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 59,478 [3] 32,161 [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 856,718 [3] 1,095,040 [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 162,515 [3] 224,855 [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 3,435 2,321
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 1,899 123
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 422 601
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 252 61
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 834 90
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 6
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 1
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 1,437
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 28 2
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 3,435 2,321
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 1,939 2,321
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 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 1,311 2,758
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 809 752
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 277 1,412
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 212 481
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 5
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 21
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 87
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 1,311 2,758
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 542 2,758
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 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 3,027,313 3,059,292
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 2,799,442 3,019,487
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 227,871 39,805
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 3,027,313 3,059,292
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 3,027,313 3,059,292
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 336,311 374,453
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 336,311 374,453
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 336,311 374,453
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 336,311 374,453
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
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
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
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
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 405,752 250,337
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 405,752 250,337
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 405,752 250,337
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 405,752 250,337
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 2,543 5,618
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 2,543 5,618
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 2,543 5,618
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 2,058 2,357
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 3,261
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 1,033 1,370
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 1,033 1,370
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 1,033 1,370
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 844 763
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 145 522
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 85
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 3,786,525 3,967,392
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 1,364,010 2,258,857
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 1,664,513 1,680,867
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 17,791 13,591
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 12,507 4,934
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 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 4,837 4,639
Financial Assets at fair value through other comprehensive income [Member] | Debt Financial Instruments [Member] | Construction [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 4,504
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 3,786,525 3,967,392
Financial Assets at fair value through other comprehensive income [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 11,912 6,545
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 11,912 6,545
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 11,912 6,545
Financial Assets at fair value through other comprehensive income [Member] | Derivative contracts financial for hedging purposes [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 49,065 27,077
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 49,065 27,077
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 49,065 27,077
Financial Assets at fair value through other comprehensive income [Member] | Chile [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 3,579,317 3,799,765
Financial Assets at fair value through other comprehensive income [Member] | Chile [Member] | Equity Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 10,601 5,700
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 118
Financial Assets at fair value through other comprehensive income [Member] | United States [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 207,208 167,627
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 11,975 18,368
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 18,712 8,142
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 1,311 845
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 18,378 449
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 49,065 27,077
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 49,065 27,077
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 49,065 27,077
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 118
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 11,975 18,368
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 18,712 8,142
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 18,378 449
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 1,837,652 2,258,857
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 1,364,010 2,258,857
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 1,837,652 2,258,857
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 1,837,652 2,258,857
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 1,741,665 1,540,908
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 1,457,305 1,513,240
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 17,791 13,591
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 12,507 4,934
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 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 4,837 4,639
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 4,504
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 1,741,665 1,540,908
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 1,741,665 1,540,908
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 207,208 167,627
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 207,208 167,627
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 207,208 167,627
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 207,208 167,627
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 10,601 5,700
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 10,601 5,700
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 10,601 5,700
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 10,601 5,700
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 1,311 845
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 1,311 845
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 1,311 845
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 1,311 845
Financial assets at amortized cost [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,431,141 902,355
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 923,880 902,355
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 1,431,141 902,355
Financial assets at amortized cost [Member] | Loans and advances to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,519,931 2,174,792
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 1,801,100
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 418,998 373,692
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 2,519,931 2,174,792
Financial assets at amortized cost [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 37,651,274 36,726,297
Financial assets at amortized cost [Member] | Chile [Member] | Debt Financial Instruments [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 1,431,141 902,355
Financial assets at amortized cost [Member] | Chile [Member] | Loans and advances to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,100,933 1,801,100
Financial assets at amortized cost [Member] | Chile [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 37,630,017 36,696,753
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 18,679
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 205,362 182,320
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 213,200 172,693
Financial assets at amortized cost [Member] | Others Currency [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 21,257 29,544
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 1,431,141 902,355
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 923,880 902,355
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 1,431,141 902,355
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 1,431,141 902,355
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] | Rights by Resale Agreements and Securities Lending [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 71,822 54,061
Financial assets at amortized cost [Member] | Rights by Resale Agreements and Securities Lending [Member] | Chile [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 71,822 54,061
Financial assets at amortized cost [Member] | Rights by Resale Agreements and Securities Lending [Member] | United States [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Rights by Resale Agreements and Securities Lending [Member] | England [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Rights by Resale Agreements and Securities Lending [Member] | Brazil [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
Financial assets at amortized cost [Member] | Rights by Resale Agreements and Securities Lending [Member] | Others Currency [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 1,801,100
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 1,801,100
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 1,801,100
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 1,801,100
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
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
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
Financial assets at amortized cost [Member] | Domestic banks [Member] | Chile [Member] | Loans and advances to Banks [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets
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 418,998 [5] 373,692 [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 418,998  
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 418,998  
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   373,692
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   373,692
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 436 [5] 18,679 [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 205,362 [5] 182,320 [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 213,200 [5] 172,693 [6]
Financial assets at amortized cost [Member] | Commercial loans [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 20,030,044 20,308,745
Financial assets at amortized cost [Member] | Commercial loans [Member] | Chile [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 20,008,787 20,279,201
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 21,257 29,544
Financial assets at amortized cost [Member] | Residential Mortgage Loans [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 12,310,768 11,422,322
Financial assets at amortized cost [Member] | Residential Mortgage Loans [Member] | Chile [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 12,310,768 11,422,322
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 5,310,462 4,995,230
Financial assets at amortized cost [Member] | Consumer loans [Member] | Chile [Member] | Loans to Customers, Net [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 5,310,462 4,995,230
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 54,329 [7] 43,116
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Trade [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets [7] 469
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 15,189 [7] 7,950
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Other [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets 2,304 [7] 2,526
Financial assets at amortized cost [Member] | Rights by resale agreements [Member] | Credit Risk Total [Member]    
Credit Risk Exposure [Line Items]    
Financial Assets $ 71,822 [7] $ 54,061
[1] Others includes: France Ch$33,034 million and Spain Ch$7 million.
[2] Others includes: France Ch$92,885 million and Spain Ch$18,923 million.
[3] Others includes: France Ch$38,199 million and Spain Ch$31,881 million.
[4] Others includes: France Ch$62,731 million and Spain Ch$45,189 million.
[5] Others includes: China Ch$109,229 million.
[6] Others includes: China Ch$65,362 million.
[7] Economic activity of Loans and accounts receivable from customers disclosed in Note No. 11 e).