Current Taxes and Deferred Taxes - Income Tax (Details) $ in Thousands, $ in Millions	12 Months Ended
Dec. 31, 2018 USD ($)	Dec. 31, 2018 CLP ($)	Dec. 31, 2017 CLP ($)	Dec. 31, 2016 CLP ($)	Dec. 31, 2015	Dec. 31, 2014
Income tax expense:
Current year taxes		$ 159,153	$ 105,024	$ 134,759
Tax from previous period		2,574	(1,401)	1,030
Subtotal		161,727	103,623	135,789
(Credit) charge for deferred taxes:
Origin and reversal of temporary differences		(4,582)	20,043	(26,044)
Effect of changes in tax rate			(5,729)	(9,158)
Subtotal		(4,582)	14,314	(35,202)
Other		2,623	(2,576)	(375)
Total tax expense (income)	$ 230,346	$ 159,768	$ 115,361	$ 100,212
Tax Rate	27.00%	27.00%	25.50%	24.00%	22.50%	21.00%

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Adjustments of tax expense (income) recognised in the period for current tax of prior periods.

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The applicable income tax rate.

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The amount of current tax expense (income) and adjustments for the current tax of prior periods. [Refer: Current tax expense (income); Adjustments for current tax of prior periods]

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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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