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26 Trade payables (Details) - ARS ($) $ in Millions | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Summary of trade payables [line items] |  |
Total Non-current | $ 521 | $ 503
Total Current | 33,019 | 17,288
Customer guarantees [member] |  |
Summary of trade payables [line items] |  |
Total Non-current | 274 | 290
Customer contributions [member] |  |
Summary of trade payables [line items] |  |
Total Non-current | 247 | 213
Total Current | 32 | 42
Payables for purchase of electricity - CAMMESA [member] |  |
Summary of trade payables [line items] |  |
Total Current | 21,384 | 5,945
Provision for unbilled electricity purchases - CAMMESA [member] |  |
Summary of trade payables [line items] |  |
Total Current | 6,644 | 6,722
Suppliers [member] |  |
Summary of trade payables [line items] |  |
Total Current | 4,560 | 4,140
Advance to customer [member] |  |
Summary of trade payables [line items] |  |
Total Current | 362 | 388
Discounts to customers [member] |  |
Summary of trade payables [line items] |  |
Total Current | $ 37 | $ 51

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- Definition The non-current amount of payment due to suppliers for goods and services used in the entity's business. [Refer: Trade payables] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 78 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_78&doctype=Standard -URIDate 2020-01-01 + Details
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- Definition The current amount of payment due to suppliers for goods and services used in entity's business. [Refer: Current liabilities; Trade payables] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 78 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_78&doctype=Standard -URIDate 2020-01-01 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 70 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_70&doctype=Standard -URIDate 2020-01-01 + Details
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