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DEBT INSTRUMENTS AT FAIR VALUE THROUGH OTHER COMPREHENSIVE INCOME (Details 4) $ in Millions | Dec. 31, 2017 CLP ($)
--- | ---
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost | $ 2,572,691
Available for sale investments fair value | 2,574,546
Available for sale investments unrealized profit | 13,672
Available for sale investments unrealized loss | (11,817)
Other Chilean Securities [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost | 24,448
Available for sale investments fair value | 27,673
Available for sale investments unrealized profit | 3,225
Available for sale investments unrealized loss |
Foreign Financial Securities [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost | 283,709
Available for sale investments fair value | 284,072
Available for sale investments unrealized profit | 1,944
Available for sale investments unrealized loss | (1,582)
Due Within 1 Year [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost | 2,572,691
Available for sale investments fair value | 2,574,546
Available for sale investments unrealized profit | 13,672
Available for sale investments unrealized loss | (11,817)
Due Within 1 Year [Member] | Other Chilean Securities [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost | 24,448
Available for sale investments fair value | 27,673
Available for sale investments unrealized profit | 3,225
Available for sale investments unrealized loss |
Due Within 1 Year [Member] | Foreign Financial Securities [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost | 283,709
Available for sale investments fair value | 284,072
Available for sale investments unrealized profit | 1,944
Available for sale investments unrealized loss | (1,582)
More Than 1 Year [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost |
Available for sale investments fair value |
Available for sale investments unrealized profit |
Available for sale investments unrealized loss |
More Than 1 Year [Member] | Other Chilean Securities [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost |
Available for sale investments fair value |
Available for sale investments unrealized profit |
Available for sale investments unrealized loss |
More Than 1 Year [Member] | Foreign Financial Securities [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost |
Available for sale investments fair value |
Available for sale investments unrealized profit |
Available for sale investments unrealized loss |
Time Deposits In Chilean Financial Institutions [Member] | Other Chilean Securities [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost | 2,361
Available for sale investments fair value | 2,361
Available for sale investments unrealized profit |
Available for sale investments unrealized loss |
Time Deposits In Chilean Financial Institutions [Member] | Due Within 1 Year [Member] | Other Chilean Securities [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost | 2,361
Available for sale investments fair value | 2,361
Available for sale investments unrealized profit |
Available for sale investments unrealized loss |
Time Deposits In Chilean Financial Institutions [Member] | More Than 1 Year [Member] | Other Chilean Securities [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost |
Available for sale investments fair value |
Available for sale investments unrealized profit |
Available for sale investments unrealized loss |
Mortgage Finance Bonds Of Chilean Financial Institutions [Member] | Other Chilean Securities [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost | 21,867
Available for sale investments fair value | 22,312
Available for sale investments unrealized profit | 445
Available for sale investments unrealized loss |
Mortgage Finance Bonds Of Chilean Financial Institutions [Member] | Due Within 1 Year [Member] | Other Chilean Securities [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost | 21,867
Available for sale investments fair value | 22,312
Available for sale investments unrealized profit | 445
Available for sale investments unrealized loss |
Mortgage Finance Bonds Of Chilean Financial Institutions [Member] | More Than 1 Year [Member] | Other Chilean Securities [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost |
Available for sale investments fair value |
Available for sale investments unrealized profit |
Available for sale investments unrealized loss |
Chilean Financial Institution Bonds [Member] | Other Chilean Securities [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost |
Available for sale investments fair value |
Available for sale investments unrealized profit |
Available for sale investments unrealized loss |
Chilean Financial Institution Bonds [Member] | Due Within 1 Year [Member] | Other Chilean Securities [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost |
Available for sale investments fair value |
Available for sale investments unrealized profit |
Available for sale investments unrealized loss |
Chilean Financial Institution Bonds [Member] | More Than 1 Year [Member] | Other Chilean Securities [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost |
Available for sale investments fair value |
Available for sale investments unrealized profit |
Available for sale investments unrealized loss |
Chilean Corporate Bonds [Member] | Other Chilean Securities [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost |
Available for sale investments fair value |
Available for sale investments unrealized profit |
Available for sale investments unrealized loss |
Chilean Corporate Bonds [Member] | Due Within 1 Year [Member] | Other Chilean Securities [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost |
Available for sale investments fair value |
Available for sale investments unrealized profit |
Available for sale investments unrealized loss |
Chilean Corporate Bonds [Member] | More Than 1 Year [Member] | Other Chilean Securities [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost |
Available for sale investments fair value |
Available for sale investments unrealized profit |
Available for sale investments unrealized loss |
Other Chilean Securities [Member] | Other Chilean Securities [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost | 220
Available for sale investments fair value | 3,000
Available for sale investments unrealized profit | 2,780
Available for sale investments unrealized loss |
Other Chilean Securities [Member] | Due Within 1 Year [Member] | Other Chilean Securities [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost | 220
Available for sale investments fair value | 3,000
Available for sale investments unrealized profit | 2,780
Available for sale investments unrealized loss |
Other Chilean Securities [Member] | More Than 1 Year [Member] | Other Chilean Securities [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost |
Available for sale investments fair value |
Available for sale investments unrealized profit |
Available for sale investments unrealized loss |
Foreign Central Banks And Government Securities [Member] | Foreign Financial Securities [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost | 133,301
Available for sale investments fair value | 132,822
Available for sale investments unrealized profit | 847
Available for sale investments unrealized loss | (1,326)
Foreign Central Banks And Government Securities [Member] | Due Within 1 Year [Member] | Foreign Financial Securities [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost | 133,301
Available for sale investments fair value | 132,822
Available for sale investments unrealized profit | 847
Available for sale investments unrealized loss | (1,326)
Foreign Central Banks And Government Securities [Member] | More Than 1 Year [Member] | Foreign Financial Securities [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost |
Available for sale investments fair value |
Available for sale investments unrealized profit |
Available for sale investments unrealized loss |
Other Foreign Financial Instruments [Member] | Foreign Financial Securities [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost | 150,408
Available for sale investments fair value | 151,250
Available for sale investments unrealized profit | 1,097
Available for sale investments unrealized loss | (256)
Other Foreign Financial Instruments [Member] | Due Within 1 Year [Member] | Foreign Financial Securities [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost | 150,408
Available for sale investments fair value | 151,250
Available for sale investments unrealized profit | 1,097
Available for sale investments unrealized loss | (256)
Other Foreign Financial Instruments [Member] | More Than 1 Year [Member] | Foreign Financial Securities [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost |
Available for sale investments fair value |
Available for sale investments unrealized profit |
Available for sale investments unrealized loss |
Chilean Central Bank And Government Securities [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost | 2,264,534
Available for sale investments fair value | 2,262,801
Available for sale investments unrealized profit | 8,503
Available for sale investments unrealized loss | (10,235)
Chilean Central Bank And Government Securities [Member] | Due Within 1 Year [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost | 2,264,534
Available for sale investments fair value | 2,262,801
Available for sale investments unrealized profit | 8,503
Available for sale investments unrealized loss | (10,235)
Chilean Central Bank And Government Securities [Member] | More Than 1 Year [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost |
Available for sale investments fair value |
Available for sale investments unrealized profit |
Available for sale investments unrealized loss |
Chilean Central Bank And Government Securities [Member] | Chilean Central Bank Bonds [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost | 816,164
Available for sale investments fair value | 816,331
Available for sale investments unrealized profit | 5,513
Available for sale investments unrealized loss | (5,346)
Chilean Central Bank And Government Securities [Member] | Chilean Central Bank Bonds [Member] | Due Within 1 Year [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost | 816,164
Available for sale investments fair value | 816,331
Available for sale investments unrealized profit | 5,513
Available for sale investments unrealized loss | (5,346)
Chilean Central Bank And Government Securities [Member] | Chilean Central Bank Bonds [Member] | More Than 1 Year [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost |
Available for sale investments fair value |
Available for sale investments unrealized profit |
Available for sale investments unrealized loss |
Chilean Central Bank And Government Securities [Member] | Chilean Central Bank Notes [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost | 330,923
Available for sale investments fair value | 330,952
Available for sale investments unrealized profit | 30
Available for sale investments unrealized loss | (1)
Chilean Central Bank And Government Securities [Member] | Chilean Central Bank Notes [Member] | Due Within 1 Year [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost | 330,923
Available for sale investments fair value | 330,952
Available for sale investments unrealized profit | 30
Available for sale investments unrealized loss | (1)
Chilean Central Bank And Government Securities [Member] | Chilean Central Bank Notes [Member] | More Than 1 Year [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost |
Available for sale investments fair value |
Available for sale investments unrealized profit |
Available for sale investments unrealized loss |
Chilean Central Bank And Government Securities [Member] | Other Chilean Central Bank And Government Securities [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost | 1,117,447
Available for sale investments fair value | 1,115,518
Available for sale investments unrealized profit | 2,960
Available for sale investments unrealized loss | (4,888)
Chilean Central Bank And Government Securities [Member] | Other Chilean Central Bank And Government Securities [Member] | Due Within 1 Year [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost | 1,117,447
Available for sale investments fair value | 1,115,518
Available for sale investments unrealized profit | 2,960
Available for sale investments unrealized loss | (4,888)
Chilean Central Bank And Government Securities [Member] | Other Chilean Central Bank And Government Securities [Member] | More Than 1 Year [Member] |
Disclosure of financial assets [line items] |
Available for sale investments acquisition cost |
Available for sale investments fair value |
Available for sale investments unrealized profit |
Available for sale investments unrealized loss |

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