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Investments in Associates and Joint Ventures - Summary of Investments Information (Parenthetical) (Detail)	12 Months Ended
	Dec. 31, 2021
YPF EE [member]
Disclosure of investments in associates and joint ventures [line items]
The Group indirect holding in capital stock through YPF EE	22.49%

X

- Definition

Disclosure of investments in associates and joint ventures.

+ References

No definition available.

+ Details

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Namespace Prefix:	ypf_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Proportion of indirect ownership interest in associates.

+ References

No definition available.

+ Details

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Namespace Prefix:	ypf_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	ifrs-full_SignificantInvestmentsInSubsidiariesAxis=ypf_YPFEEMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: