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Cash collateral on securities and reverse repurchase agreements- receivables and security borrowings (Details) $ in Thousands, $ in Millions | Dec. 31, 2017 USD ($) | Dec. 31, 2017 CLP ($) | Dec. 31, 2016 CLP ($)
--- | --- | --- | ---
Receivables from repurchase agreements and security borrowing |  |  |
Receivables from repurchase agreements and security borrowing | $ 148,906 | $ 91,641 | $ 55,703
Fair value of securities received by bank as collateral |  | 95,665 | 54,499
Up to 1 month |  |  |
Receivables from repurchase agreements and security borrowing |  |  |
Receivables from repurchase agreements and security borrowing |  | 67,344 | 30,963
Between 1 and 3 months |  |  |
Receivables from repurchase agreements and security borrowing |  |  |
Receivables from repurchase agreements and security borrowing |  | 19,207 | 21,967
Between 3 and 12 months |  |  |
Receivables from repurchase agreements and security borrowing |  |  |
Receivables from repurchase agreements and security borrowing |  | 5,090 | 2,773
Instruments issued by the Chilean Government and Central Bank | Central Bank bonds |  |  |
Receivables from repurchase agreements and security borrowing |  |  |
Receivables from repurchase agreements and security borrowing |  | 4,114 |
Instruments issued by the Chilean Government and Central Bank | Other instruments issued by the Chilean Government and Central Bank |  |  |
Receivables from repurchase agreements and security borrowing |  |  |
Receivables from repurchase agreements and security borrowing |  | 2,576 |
Instruments issued by the Chilean Government and Central Bank | Up to 1 month | Central Bank bonds |  |  |
Receivables from repurchase agreements and security borrowing |  |  |
Receivables from repurchase agreements and security borrowing |  | 4,114 |
Instruments issued by the Chilean Government and Central Bank | Up to 1 month | Other instruments issued by the Chilean Government and Central Bank |  |  |
Receivables from repurchase agreements and security borrowing |  |  |
Receivables from repurchase agreements and security borrowing |  | 2,576 |
Other instruments issued in Chile | Deposits in domestic banks |  |  |
Receivables from repurchase agreements and security borrowing |  |  |
Receivables from repurchase agreements and security borrowing |  | 13,297 |
Other instruments issued in Chile | Other instruments |  |  |
Receivables from repurchase agreements and security borrowing |  |  |
Receivables from repurchase agreements and security borrowing |  | 71,654 | 55,703
Other instruments issued in Chile | Up to 1 month | Deposits in domestic banks |  |  |
Receivables from repurchase agreements and security borrowing |  |  |
Receivables from repurchase agreements and security borrowing |  | 13,297 |
Other instruments issued in Chile | Up to 1 month | Other instruments |  |  |
Receivables from repurchase agreements and security borrowing |  |  |
Receivables from repurchase agreements and security borrowing |  | 47,357 | 30,963
Other instruments issued in Chile | Between 1 and 3 months | Other instruments |  |  |
Receivables from repurchase agreements and security borrowing |  |  |
Receivables from repurchase agreements and security borrowing |  | 19,207 | 21,967
Other instruments issued in Chile | Between 3 and 12 months | Other instruments |  |  |
Receivables from repurchase agreements and security borrowing |  |  |
Receivables from repurchase agreements and security borrowing |  | $ 5,090 | $ 2,773

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- Definition The fair value of collateral held that is permitted to be sold or repledged in the absence of default by the owner of the collateral. [Refer: At fair value [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2017-01-01 -Paragraph 15 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2017-03-01&anchor=para_15_a&doctype=Standard -URIDate 2017-03-09 + Details
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- Definition The amount of instruments purchased for resale in reverse repurchase agreements and cash collateral on securities borrowed. [Refer: Repurchase agreements and cash collateral on securities lent] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_55&doctype=Standard -URIDate 2017-03-09 + Details
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