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Net Financial Operating Income (Details) $ in Thousands, $ in Millions	12 Months Ended
	Dec. 31, 2017 USD ($)	Dec. 31, 2017 CLP ($)	Dec. 31, 2016 CLP ($)	Dec. 31, 2015 CLP ($)
Net Financial Operating Income
Income on trading securities		$ 46,207	$ 42,415	$ 12,770
Gain (loss) from mark to market		4,435	9,554	(2,132)
Financial assets held-for-trading		50,642	51,969	10,638
Sale of available-for-sale instruments		6,514	65,320	8,861
Sale of loan portfolio		2,063	4,930	4,130
Net (loss) gain of other transactions		233	752	1,687
Derivative instruments		(89,113)	5,604	19,096
Total	$ (48,195)	$ (29,661)	$ 128,575	$ 44,412

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- Definition

The amount of gains and losses arising from trading and brokerage activities.

+ References

No definition available.

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- Definition

Represents the amount of gains (losses) on loan portfolio sales.

+ References

No definition available.

+ Details

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- Definition

The amount of gain (losses) realized from other financial instruments transactions

+ References

No definition available.

+ Details

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- Definition

Income from assets held-for-trading.

+ References

No definition available.

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- References

No definition available.

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- Definition

The amount of income from trading securities.

+ References

No definition available.

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- Definition

The gains (losses) on available-for-sale financial assets. [Refer: Financial assets available-for-sale]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Note Expiry date 2018-01-01
-Name IFRS
-Number 7
-IssueDate 2017-01-01
-Paragraph 20
-Subparagraph a
-Clause ii
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2017-03-02&anchor=para_20_a_ii&doctype=Standard&book=B
-URIDate 2017-03-09

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- Definition

The gains (losses) resulting from change in the fair value of derivatives recognised in profit or loss. [Refer: Derivatives [member]]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2017-01-01
-Paragraph 85
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_85&doctype=Standard
-URIDate 2017-03-09

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- Definition

The gains (losses) on financial assets at fair value through profit or loss classified as held for trading. [Refer: Financial assets at fair value through profit or loss, classified as held for trading; Gains (losses) on financial assets at fair value through profit or loss]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Note Expiry date 2018-01-01
-Name IFRS
-Number 7
-IssueDate 2017-01-01
-Paragraph 20
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-URIDate 2017-03-09

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