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Debt Issued (Details) - CLP ($) $ in Millions	Dec. 31, 2019	Dec. 31, 2018
Statement Line Items [Line Items]
Debt issued	$ 8,813,414	$ 7,475,552
Mortgage bonds [Member]
Statement Line Items [Line Items]
Debt issued	10,898	16,368
Bonds [Member]
Statement Line Items [Line Items]
Debt issued	7,912,621	6,772,990
Subordinated bonds [Member]
Statement Line Items [Line Items]
Debt issued	$ 889,895	$ 686,194

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- References

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- Definition

The amount of instruments issued by the entity that represent indebtedness.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2019-01-01
-Paragraph 55
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_55&doctype=Standard
-URIDate 2019-03-27

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