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Risk Management - Portfolio Concentration Credit Risk Industry Sector (Details) - CLP ($) $ in Millions | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Cash and due from banks |  |
Credit risk |  |
Financial assets | $ 880,081 | $ 1,057,393
Cash and due from banks | Financial Services |  |
Credit risk |  |
Financial assets | 758,274 | 894,972
Cash and due from banks | Chilean Central Bank |  |
Credit risk |  |
Financial assets | 121,807 | 162,421
Financial assets held-for-trading |  |
Credit risk |  |
Financial assets | 1,745,366 | 1,538,578
Financial assets held-for-trading | Financial Services |  |
Credit risk |  |
Financial assets | 221,894 | 221,414
Financial assets held-for-trading | Chilean Central Bank |  |
Credit risk |  |
Financial assets | 1,434,986 | 1,062,558
Financial assets held-for-trading | Government |  |
Credit risk |  |
Financial assets | 88,486 | 254,606
Cash collateral on securities borrowed and reverse repurchase agreements |  |
Credit risk |  |
Financial assets | 97,289 | 91,641
Cash collateral on securities borrowed and reverse repurchase agreements | Financial Services |  |
Credit risk |  |
Financial assets | 29,031 | 32,555
Cash collateral on securities borrowed and reverse repurchase agreements | Chilean Central Bank |  |
Credit risk |  |
Financial assets | 742 |
Cash collateral on securities borrowed and reverse repurchase agreements | Government |  |
Credit risk |  |
Financial assets |  | 2,576
Cash collateral on securities borrowed and reverse repurchase agreements | Trade |  |
Credit risk |  |
Financial assets | 37,520 | 24,717
Cash collateral on securities borrowed and reverse repurchase agreements | Mining |  |
Credit risk |  |
Financial assets | 5,017 | 12,522
Cash collateral on securities borrowed and reverse repurchase agreements | Electricity, Gas and Water |  |
Credit risk |  |
Financial assets | 4,466 | 7,464
Cash collateral on securities borrowed and reverse repurchase agreements | Agriculture and livestock |  |
Credit risk |  |
Financial assets | 3,096 | 13
Cash collateral on securities borrowed and reverse repurchase agreements | Fishing |  |
Credit risk |  |
Financial assets | 59 | 672
Cash collateral on securities borrowed and reverse repurchase agreements | Transportation and telecommunications |  |
Credit risk |  |
Financial assets | 15,637 | 7,382
Cash collateral on securities borrowed and reverse repurchase agreements | Services |  |
Credit risk |  |
Financial assets | 985 | 3,740
Cash collateral on securities borrowed and reverse repurchase agreements | Other |  |
Credit risk |  |
Financial assets | 736 |
Loans and advances to banks |  |
Credit risk |  |
Financial assets | 1,495,396 | 760,285
Loans and advances to banks | Financial Services |  |
Credit risk |  |
Financial assets | 394,565 | 409,369
Loans and advances to banks | Chilean Central Bank |  |
Credit risk |  |
Financial assets | 1,100,831 | 350,916
Central Bank of Chile |  |
Credit risk |  |
Financial assets | 1,100,831 | 350,916
Central Bank of Chile | Chilean Central Bank |  |
Credit risk |  |
Financial assets | 1,100,831 | 350,916
Domestic banks |  |
Credit risk |  |
Financial assets | 100,023 | 120,017
Domestic banks | Financial Services |  |
Credit risk |  |
Financial assets | 100,023 | 120,017
Foreign banks |  |
Credit risk |  |
Financial assets | 294,542 | 289,352
Foreign banks | Financial Services |  |
Credit risk |  |
Financial assets | 294,542 | 289,352
Loans to customers |  |
Credit risk |  |
Financial assets | 27,926,632 | 25,451,513
Loans to customers | Financial Services |  |
Credit risk |  |
Financial assets | 2,122,599 | 1,851,649
Loans to customers | Retail (Individuals) |  |
Credit risk |  |
Financial assets | 12,488,234 | 11,490,695
Loans to customers | Trade |  |
Credit risk |  |
Financial assets | 2,324,325 | 2,035,129
Loans to customers | Manufacturing |  |
Credit risk |  |
Financial assets | 1,579,475 | 1,399,692
Loans to customers | Mining |  |
Credit risk |  |
Financial assets | 453,549 | 422,176
Loans to customers | Electricity, Gas and Water |  |
Credit risk |  |
Financial assets | 461,351 | 565,695
Loans to customers | Agriculture and livestock |  |
Credit risk |  |
Financial assets | 1,582,520 | 1,354,069
Loans to customers | Fishing |  |
Credit risk |  |
Financial assets | 156,472 | 145,266
Loans to customers | Transportation and telecommunications |  |
Credit risk |  |
Financial assets | 1,498,142 | 1,612,930
Loans to customers | Construction |  |
Credit risk |  |
Financial assets | 1,752,237 | 1,493,373
Loans to customers | Services |  |
Credit risk |  |
Financial assets | 2,109,491 | 1,964,238
Loans to customers | Other |  |
Credit risk |  |
Financial assets | 1,398,237 | 1,116,601
Commercial loans |  |
Credit risk |  |
Financial assets | 15,438,398 | 13,960,818
Commercial loans | Financial Services |  |
Credit risk |  |
Financial assets | 2,122,599 | 1,851,649
Commercial loans | Trade |  |
Credit risk |  |
Financial assets | 2,324,325 | 2,035,129
Commercial loans | Manufacturing |  |
Credit risk |  |
Financial assets | 1,579,475 | 1,399,692
Commercial loans | Mining |  |
Credit risk |  |
Financial assets | 453,549 | 422,176
Commercial loans | Electricity, Gas and Water |  |
Credit risk |  |
Financial assets | 461,351 | 565,695
Commercial loans | Agriculture and livestock |  |
Credit risk |  |
Financial assets | 1,582,520 | 1,354,069
Commercial loans | Fishing |  |
Credit risk |  |
Financial assets | 156,472 | 145,266
Commercial loans | Transportation and telecommunications |  |
Credit risk |  |
Financial assets | 1,498,142 | 1,612,930
Commercial loans | Construction |  |
Credit risk |  |
Financial assets | 1,752,237 | 1,493,373
Commercial loans | Services |  |
Credit risk |  |
Financial assets | 2,109,491 | 1,964,238
Commercial loans | Other |  |
Credit risk |  |
Financial assets | 1,398,237 | 1,116,601
Mortgage loans |  |
Credit risk |  |
Financial assets | 8,052,073 | 7,477,236
Mortgage loans | Retail (Individuals) |  |
Credit risk |  |
Financial assets | 8,052,073 | 7,477,236
Consumer loans |  |
Credit risk |  |
Financial assets | 4,436,161 | 4,013,459
Consumer loans | Retail (Individuals) |  |
Credit risk |  |
Financial assets | 4,436,161 | 4,013,459
Financial assets available-for-sale |  |
Credit risk |  |
Financial assets |  | 1,526,315
Financial assets available-for-sale | Financial Services |  |
Credit risk |  |
Financial assets |  | 1,107,037
Financial assets available-for-sale | Chilean Central Bank |  |
Credit risk |  |
Financial assets |  | 207,474
Financial assets available-for-sale | Government |  |
Credit risk |  |
Financial assets |  | 148,894
Financial assets available-for-sale | Trade |  |
Credit risk |  |
Financial assets |  | 31,833
Financial assets available-for-sale | Manufacturing |  |
Credit risk |  |
Financial assets |  | 8,589
Financial assets available-for-sale | Mining |  |
Credit risk |  |
Financial assets |  | 7,662
Financial assets available-for-sale | Electricity, Gas and Water |  |
Credit risk |  |
Financial assets |  | 2,883
Financial assets available-for-sale | Agriculture and livestock |  |
Credit risk |  |
Financial assets |  | 6,972
Financial assets available-for-sale | Transportation and telecommunications |  |
Credit risk |  |
Financial assets |  | 4,971
FVOCI |  |
Credit risk |  |
Financial assets | 1,053,191 |
FVOCI | Financial Services |  |
Credit risk |  |
Financial assets | 798,951 |
FVOCI | Chilean Central Bank |  |
Credit risk |  |
Financial assets | 135,145 |
FVOCI | Government |  |
Credit risk |  |
Financial assets | 29,077 |
FVOCI | Trade |  |
Credit risk |  |
Financial assets | 22,390 |
FVOCI | Electricity, Gas and Water |  |
Credit risk |  |
Financial assets | 8,245 |
FVOCI | Transportation and telecommunications |  |
Credit risk |  |
Financial assets | 4,938 |
FVOCI | Other |  |
Credit risk |  |
Financial assets | 54,445 |
Instruments issued by the Chilean Governments and Central Bank of Chile | Financial assets held-for-trading |  |
Credit risk |  |
Financial assets | 1,523,472 | 1,317,164
Instruments issued by the Chilean Governments and Central Bank of Chile | Financial assets held-for-trading | Chilean Central Bank |  |
Credit risk |  |
Financial assets | 1,434,986 | 1,062,558
Instruments issued by the Chilean Governments and Central Bank of Chile | Financial assets held-for-trading | Government |  |
Credit risk |  |
Financial assets | 88,486 | 254,606
Instruments issued by the Chilean Governments and Central Bank of Chile | Financial assets available-for-sale |  |
Credit risk |  |
Financial assets |  | 356,368
Instruments issued by the Chilean Governments and Central Bank of Chile | Financial assets available-for-sale | Chilean Central Bank |  |
Credit risk |  |
Financial assets |  | 207,474
Instruments issued by the Chilean Governments and Central Bank of Chile | Financial assets available-for-sale | Government |  |
Credit risk |  |
Financial assets |  | 148,894
Instruments issued by the Chilean Governments and Central Bank of Chile | FVOCI |  |
Credit risk |  |
Financial assets | 164,222 |
Instruments issued by the Chilean Governments and Central Bank of Chile | FVOCI | Chilean Central Bank |  |
Credit risk |  |
Financial assets | 135,145 |
Instruments issued by the Chilean Governments and Central Bank of Chile | FVOCI | Government |  |
Credit risk |  |
Financial assets | 29,077 |
Other instruments issued in Chile | Financial assets held-for-trading |  |
Credit risk |  |
Financial assets | 129,607 | 221,092
Other instruments issued in Chile | Financial assets held-for-trading | Financial Services |  |
Credit risk |  |
Financial assets | 129,607 | 221,092
Other instruments issued in Chile | Financial assets available-for-sale |  |
Credit risk |  |
Financial assets |  | 1,168,913
Other instruments issued in Chile | Financial assets available-for-sale | Financial Services |  |
Credit risk |  |
Financial assets |  | 1,106,003
Other instruments issued in Chile | Financial assets available-for-sale | Trade |  |
Credit risk |  |
Financial assets |  | 31,833
Other instruments issued in Chile | Financial assets available-for-sale | Manufacturing |  |
Credit risk |  |
Financial assets |  | 8,589
Other instruments issued in Chile | Financial assets available-for-sale | Mining |  |
Credit risk |  |
Financial assets |  | 7,662
Other instruments issued in Chile | Financial assets available-for-sale | Electricity, Gas and Water |  |
Credit risk |  |
Financial assets |  | 2,883
Other instruments issued in Chile | Financial assets available-for-sale | Agriculture and livestock |  |
Credit risk |  |
Financial assets |  | 6,972
Other instruments issued in Chile | Financial assets available-for-sale | Transportation and telecommunications |  |
Credit risk |  |
Financial assets |  | 4,971
Other instruments issued in Chile | FVOCI |  |
Credit risk |  |
Financial assets | 779,613 |
Other instruments issued in Chile | FVOCI | Financial Services |  |
Credit risk |  |
Financial assets | 689,595 |
Other instruments issued in Chile | FVOCI | Trade |  |
Credit risk |  |
Financial assets | 22,390 |
Other instruments issued in Chile | FVOCI | Electricity, Gas and Water |  |
Credit risk |  |
Financial assets | 8,245 |
Other instruments issued in Chile | FVOCI | Transportation and telecommunications |  |
Credit risk |  |
Financial assets | 4,938 |
Other instruments issued in Chile | FVOCI | Other |  |
Credit risk |  |
Financial assets | 54,445 |
Instruments issued by foreign institutions | Financial assets held-for-trading |  |
Credit risk |  |
Financial assets | 4,446 | 322
Instruments issued by foreign institutions | Financial assets held-for-trading | Financial Services |  |
Credit risk |  |
Financial assets | 4,446 | 322
Instruments issued by foreign institutions | Financial assets available-for-sale |  |
Credit risk |  |
Financial assets |  | 1,034
Instruments issued by foreign institutions | Financial assets available-for-sale | Financial Services |  |
Credit risk |  |
Financial assets |  | 1,034
Instruments issued by foreign institutions | FVOCI |  |
Credit risk |  |
Financial assets | 109,356 |
Instruments issued by foreign institutions | FVOCI | Financial Services |  |
Credit risk |  |
Financial assets | 109,356 |
Mutual fund investments | Financial assets held-for-trading |  |
Credit risk |  |
Financial assets | 87,841 |
Mutual fund investments | Financial assets held-for-trading | Financial Services |  |
Credit risk |  |
Financial assets | 87,841 |
Derivative contracts for trading purposes |  |
Credit risk |  |
Financial assets | 1,478,533 | 1,220,092
Derivative contracts for trading purposes | Financial Services |  |
Credit risk |  |
Financial assets | 960,482 | 890,611
Derivative contracts for trading purposes | Trade |  |
Credit risk |  |
Financial assets | 59,550 | 53,903
Derivative contracts for trading purposes | Manufacturing |  |
Credit risk |  |
Financial assets | 20,697 | 15,909
Derivative contracts for trading purposes | Mining |  |
Credit risk |  |
Financial assets | 62 | 3,400
Derivative contracts for trading purposes | Electricity, Gas and Water |  |
Credit risk |  |
Financial assets | 15,404 | 4,763
Derivative contracts for trading purposes | Agriculture and livestock |  |
Credit risk |  |
Financial assets | 15,706 | 3,205
Derivative contracts for trading purposes | Fishing |  |
Credit risk |  |
Financial assets | 2,740 | 228
Derivative contracts for trading purposes | Transportation and telecommunications |  |
Credit risk |  |
Financial assets | 2,333 | 9,664
Derivative contracts for trading purposes | Construction |  |
Credit risk |  |
Financial assets | 1,194 | 41
Derivative contracts for trading purposes | Services |  |
Credit risk |  |
Financial assets | 74,582 | 238,368
Derivative contracts for trading purposes | Other |  |
Credit risk |  |
Financial assets | 325,783 |
Derivative contracts for trading purposes | Forwards |  |
Credit risk |  |
Financial assets | 735,444 | 506,614
Derivative contracts for trading purposes | Forwards | Financial Services |  |
Credit risk |  |
Financial assets | 374,006 | 245,873
Derivative contracts for trading purposes | Forwards | Trade |  |
Credit risk |  |
Financial assets | 7,194 | 7,666
Derivative contracts for trading purposes | Forwards | Manufacturing |  |
Credit risk |  |
Financial assets | 13,328 | 9,860
Derivative contracts for trading purposes | Forwards | Mining |  |
Credit risk |  |
Financial assets | 40 | 2,561
Derivative contracts for trading purposes | Forwards | Electricity, Gas and Water |  |
Credit risk |  |
Financial assets | 10,288 | 84
Derivative contracts for trading purposes | Forwards | Agriculture and livestock |  |
Credit risk |  |
Financial assets | 4,211 | 54
Derivative contracts for trading purposes | Forwards | Fishing |  |
Credit risk |  |
Financial assets | 411 | 219
Derivative contracts for trading purposes | Forwards | Transportation and telecommunications |  |
Credit risk |  |
Financial assets | 98 | 2,368
Derivative contracts for trading purposes | Forwards | Construction |  |
Credit risk |  |
Financial assets | 455 | 29
Derivative contracts for trading purposes | Forwards | Services |  |
Credit risk |  |
Financial assets | 296 | 237,900
Derivative contracts for trading purposes | Forwards | Other |  |
Credit risk |  |
Financial assets | 325,117 |
Derivative contracts for trading purposes | Swaps |  |
Credit risk |  |
Financial assets | 738,130 | 710,123
Derivative contracts for trading purposes | Swaps | Financial Services |  |
Credit risk |  |
Financial assets | 584,743 | 643,735
Derivative contracts for trading purposes | Swaps | Trade |  |
Credit risk |  |
Financial assets | 51,916 | 44,773
Derivative contracts for trading purposes | Swaps | Manufacturing |  |
Credit risk |  |
Financial assets | 7,348 | 5,563
Derivative contracts for trading purposes | Swaps | Mining |  |
Credit risk |  |
Financial assets | 22 | 839
Derivative contracts for trading purposes | Swaps | Electricity, Gas and Water |  |
Credit risk |  |
Financial assets | 4,026 | 4,679
Derivative contracts for trading purposes | Swaps | Agriculture and livestock |  |
Credit risk |  |
Financial assets | 10,006 | 2,862
Derivative contracts for trading purposes | Swaps | Fishing |  |
Credit risk |  |
Financial assets | 2,249 | 9
Derivative contracts for trading purposes | Swaps | Transportation and telecommunications |  |
Credit risk |  |
Financial assets | 2,235 | 7,244
Derivative contracts for trading purposes | Swaps | Construction |  |
Credit risk |  |
Financial assets | 680 |
Derivative contracts for trading purposes | Swaps | Services |  |
Credit risk |  |
Financial assets | 74,250 | 419
Derivative contracts for trading purposes | Swaps | Other |  |
Credit risk |  |
Financial assets | 655 |
Derivative contracts for trading purposes | Call Options |  |
Credit risk |  |
Financial assets | 4,839 | 514
Derivative contracts for trading purposes | Call Options | Financial Services |  |
Credit risk |  |
Financial assets | 1,669 | 269
Derivative contracts for trading purposes | Call Options | Trade |  |
Credit risk |  |
Financial assets | 389 | 32
Derivative contracts for trading purposes | Call Options | Manufacturing |  |
Credit risk |  |
Financial assets | 16 | 90
Derivative contracts for trading purposes | Call Options | Electricity, Gas and Water |  |
Credit risk |  |
Financial assets | 1,090 |
Derivative contracts for trading purposes | Call Options | Agriculture and livestock |  |
Credit risk |  |
Financial assets | 1,489 | 67
Derivative contracts for trading purposes | Call Options | Fishing |  |
Credit risk |  |
Financial assets | 80 |
Derivative contracts for trading purposes | Call Options | Transportation and telecommunications |  |
Credit risk |  |
Financial assets |  | 52
Derivative contracts for trading purposes | Call Options | Construction |  |
Credit risk |  |
Financial assets | 59 | 1
Derivative contracts for trading purposes | Call Options | Services |  |
Credit risk |  |
Financial assets | 36 | 3
Derivative contracts for trading purposes | Call Options | Other |  |
Credit risk |  |
Financial assets | 11 |
Derivative contracts for trading purposes | Put Options |  |
Credit risk |  |
Financial assets | 120 | 2,841
Derivative contracts for trading purposes | Put Options | Financial Services |  |
Credit risk |  |
Financial assets | 64 | 734
Derivative contracts for trading purposes | Put Options | Trade |  |
Credit risk |  |
Financial assets | 51 | 1,432
Derivative contracts for trading purposes | Put Options | Manufacturing |  |
Credit risk |  |
Financial assets | 5 | 396
Derivative contracts for trading purposes | Put Options | Agriculture and livestock |  |
Credit risk |  |
Financial assets |  | 222
Derivative contracts for trading purposes | Put Options | Construction |  |
Credit risk |  |
Financial assets |  | 11
Derivative contracts for trading purposes | Put Options | Services |  |
Credit risk |  |
Financial assets |  | 46
Hedge derivative contracts |  |
Credit risk |  |
Financial assets | 35,414 | 27,849
Hedge derivative contracts | Financial Services |  |
Credit risk |  |
Financial assets | 35,414 | 27,849
Hedge derivative contracts | Swaps |  |
Credit risk |  |
Financial assets | 35,414 | 27,849
Hedge derivative contracts | Swaps | Financial Services |  |
Credit risk |  |
Financial assets | $ 35,414 | $ 27,849

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