Cover	May 13, 2025
Cover [Abstract]
Document Type	8-K
Amendment Flag	false
Document Period End Date	May 13, 2025
Entity File Number	001-41733
Entity Registrant Name	Savers Value Village, Inc.
Entity Central Index Key	0001883313
Entity Tax Identification Number	83-4165683
Entity Incorporation, State or Country Code	DE
Entity Address, Address Line One	11400 S.E. 6th Street
Entity Address, Address Line Two	Suite 125
Entity Address, City or Town	Bellevue
Entity Address, State or Province	WA
Entity Address, Postal Zip Code	98004
City Area Code	425
Local Phone Number	462-1515
Written Communications	false
Soliciting Material	false
Pre-commencement Tender Offer	false
Pre-commencement Issuer Tender Offer	false
Title of 12(b) Security	Common stock, par value $0.000001 per share
Trading Symbol	SVV
Security Exchange Name	NYSE
Entity Emerging Growth Company	false