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Restructuring (Recoveries) Charges - Changes to Restructuring Liability by Major Restructuring Activity (Parenthetical) (Details) $ in Millions	Sep. 30, 2024 USD ($)
Restructuring and Related Activities [Abstract]
Payments of liabilities related to severance and employee benefits	$ 1.5

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- References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
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- Definition

Payment of liabilities related to severance and employee benefits.

+ References

No definition available.

+ Details

Name:	vvi_PaymentsOfLiabilitiesRelatedToSeveranceAndEmployeeBenefits
Namespace Prefix:	vvi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant