XML 77 R66.htm IDEA: XBRL DOCUMENT
v3.26.1

DEBT AND NON-RECOURSE DEBT - Schedule of Derivative Instruments (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2026 | Mar. 31, 2025
AOCI Related to Derivative Instruments [Roll Forward] |  |
Other comprehensive loss before reclassifications, net |  | $ (6)
Net unrealized gain on derivative instruments |  |
AOCI Related to Derivative Instruments [Roll Forward] |  |
Balance as of December 31, 2025 | $ 14 |
Other comprehensive loss before reclassifications, net | 2 |
Reclassifications to net income | (2) |
Balance as of March 31, 2026 | $ 14 |

X
- Definition AOCI Related to Derivative Instruments + References No definition available. + Details
Name: | hgv_AOCIRelatedToDerivativeInstrumentsRollForward
Namespace Prefix: | hgv_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Gain (loss) on derivative instruments beginning balance. + References No definition available. + Details
Name: | hgv_GainLossOnDerivativeInstrumentsBeginningBalance
Namespace Prefix: | hgv_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Gain (loss) on derivative instruments ending balance. + References No definition available. + Details
Name: | hgv_GainLossOnDerivativeInstrumentsEndingBalance
Namespace Prefix: | hgv_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Reclassification to net income + References No definition available. + Details
Name: | hgv_ReclassificationToNetIncome
Namespace Prefix: | hgv_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount, before tax and after adjustments, of gain (loss) from increase (decrease) in value of excluded component of derivative designated and qualifying as hedge, attributable to parent. Adjustments include, but are not limited to, reclassifications for sale and settlement, and amounts recognized under systematic and rational method. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 10A -Subparagraph (dd) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482790/220-10-45-10A + Details
Name: | us-gaap_OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAfterAdjustmentsBeforeTaxParent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=hgv_NetUnrealizedGainOnDerivativeInstrumentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |