Document and Entity Information - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Feb. 25, 2022	Jun. 30, 2021
Cover [Abstract]
Entity Registrant Name	Hilton Grand Vacations Inc.
Entity Central Index Key	0001674168
Current Fiscal Year End Date	--12-31
Entity Current Reporting Status	Yes
Document Type	10-K
Document Period End Date	Dec. 31, 2021
Document Fiscal Year Focus	2021
Document Fiscal Period Focus	FY
Amendment Flag	false
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Common Stock, Shares Outstanding		119,925,657
Entity Public Float			$ 3,488
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Interactive Data Current	Yes
Title of 12(b) Security	Common Stock, $0.01 par value per share
Trading Symbol	HGV
Security Exchange Name	NYSE
Entity File Number	001-37794
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	81-2545345
Entity Address, Address Line One	6355 MetroWest Boulevard
Entity Address, Address Line Two	Suite 180
Entity Address, City or Town	Orlando
Entity Address, State or Province	FL
Entity Address, Postal Zip Code	32835
City Area Code	407
Local Phone Number	613-3100
Document Annual Report	true
Document Transition Report	false
Entity Filer Category	Large Accelerated Filer
Documents Incorporated by Reference [Text Block]	The registrant has incorporated by reference into Part III of this report certain portions of its proxy statement for its 2022 annual meeting of stockholders, which is expected to be filed pursuant to Regulation 14A within 120 days after the end of the registrant’s fiscal year ended December 31, 2021.
ICFR Auditor Attestation Flag	true
Auditor Name	Ernst & Young LLP
Auditor Location	Orlando, Florida
Auditor Firm ID	42