XML 190 R156.htm IDEA: XBRL DOCUMENT v3.8.0.1

Contractual Commitments - Granted Guarantees - Additional Information (Detail) - Granted Guarantees [member] $ in Millions	12 Months Ended
	Dec. 31, 2017 USD ($)
Disclosure of geographical areas [line items]
Issued letters of credit	$ 26
Assumed other commitments	$ 42

X

- Definition

The amount of related-party commitments made by the entity to do something if a particular event occurs or does not occur in the future, including executory contracts (recognised and unrecognised). [Refer: Related parties [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 24
-IssueDate 2017-01-01
-Paragraph 21
-Subparagraph i
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=24&date=2017-03-01&anchor=para_21_i&doctype=Standard
-URIDate 2017-03-09

+ Details

Name:	ifrs-full_CommitmentsMadeByEntityRelatedPartyTransactions
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table.

+ References

No definition available.

+ Details

Name:	ifrs-full_DisclosureOfGeographicalAreasLineItems
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Letters of credit issued.

+ References

No definition available.

+ Details

Name:	ypf_LettersOfCreditIssued
Namespace Prefix:	ypf_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

Name:	ifrs-full_ContinuingInvolvementInDerecognisedFinancialAssetsByTypeOfInstrumentAxis=ifrs-full_GuaranteesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: