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Equity (Details) - CLP ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Disclosure of share capital, reserves and other equity interest [text block] [Abstract]
Shares outstanding (in Shares)	188,446,126,794	188,446,126,794
Increase in capital	$ 891,303
PercentageOfCapitalizationEarnings	40.00%
Retained earnings to reserves	$ 206,979	$ 220,838	$ 236,761
Obligations mature description	Debts classified as current are either demand obligations or will mature in one year or less.
Issuance expenses	$ 5,649
Deferred expense	$ 203

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It refers to the percentage of capitalization earnings.

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- Definition

The maturity of borrowings. [Refer: Borrowings]

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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The amount of tax expense (income) relating to changes in deferred tax liabilities and deferred tax assets. [Refer: Deferred tax assets; Deferred tax liabilities]

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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The increase in equity through the issue of equity instruments.

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The number of shares that have been authorised and issued, reduced by treasury shares held. [Refer: Treasury shares]

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The amount of cost related to the issuance of shares.

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