CONSOLIDATED VARIABLE INTEREST ENTITIES - Additional Information (Details)	Sep. 30, 2023 entity
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Variable interest entity number of entities consolidated	10

Variable Interest Entity, Number of Entities Consolidated

No definition available.

Name:	hgv_VariableInterestEntityNumberOfEntitiesConsolidated
Namespace Prefix:	hgv_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant