Property, plant and equipment (Details 1) - CLP ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Statement [Line Items]
Total	$ 263,887,611	$ 265,724,058
Land [Member]
Statement [Line Items]
Total	$ 263,887,611	$ 265,724,058

The amount of property, plant and equipment representing land held by the entity for use in operations. [Refer: Property, plant and equipment]

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 16
-IssueDate 2020-01-01
-Paragraph 37
-Subparagraph a
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=16&code=ifrs-tx-2020-en-r&anchor=para_37_a&doctype=Standard
-URIDate 2020-01-01

Name:	ifrs-full_Land
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant