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Contingencies and Commitments - Guarantees Granted - Banchile Corredores de Bolsa S.A (Details) $ in Millions | Oct. 30, 2014 CLF ( ) | Dec. 31, 2018 CLF ( ) shares | Dec. 31, 2018 USD ($) shares | Dec. 31, 2018 CLP ($) shares | Dec. 31, 2017 CLP ($)
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Financial guarantees |  |  |  |  |
Contingencies and Commitments |  |  |  |  |
Shares to secure short-sale transactions in Securities Exchange of the Santiago Stock Exchange |  |  |  | $ 59,074 | $ 20,249
Shares to secure short-sale transactions in Securities Exchange of the Electronic Stock Exchange of Chile |  |  |  | 17,223 | 29,926
Fixed income securities to ensure system CCLV, Santiago Securities Exchange, Stock Exchange |  |  |  | 5,976 | 3,995
Shares delivered to ensure equity loan, Chilean Electronic Stock Exchange, Stock exchange |  |  |  |  | 3,864
Total |  |  |  | $ 82,273 | $ 58,034
Banchile Corredores de Bolsa S.A |  |  |  |  |
Contingencies and Commitments |  |  |  |  |
Insurance policy guarantee | |  | 20,000 |  |  |
Number of shares in Santiago Stock Exchange pledged | shares |  | 1,000,000 | 1,000,000 | 1,000,000 |
Number of shares in Electronic Chilean Stock Exchange pledged | shares |  | 100,000 | 100,000 | 100,000 |
Insurance policy coverage |  |  | $ 10,000,000 |  |
Guarantee for complying with contracts of SOMA | |  | 10,500 |  |  |
Cash guarantee to Pershing |  |  | $ 122,494.32 |  |
Fine imposed | | 50,000 |  |  |  |
Banchile Corredores de Bolsa S.A | Bank guarantee no. 359886-6 maturing on January 10, 2019 |  |  |  |  |
Contingencies and Commitments |  |  |  |  |
Bank guarantees issued | |  | 242,000 |  |  |

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- Definition Amount of guarantee for the purposes of complying with the contracts of Service System Open Market Operations ("SOMA") of the bank. + References No definition available. + Details
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- Definition Guarantee given in relation to shares to secure short-sale transactions in Securities Exchange of the Electronic Stock Exchange of Chile. + References No definition available. + Details
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- Definition Guarantee given in relation to shares to secure short-sale transactions in Securities Exchange of the Santiago Stock Exchange. + References No definition available. + Details
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