Document and Entity Information - shares	9 Months Ended
	Oct. 28, 2023	Nov. 30, 2023
Cover [Abstract]
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Oct. 28, 2023
Document Fiscal Year Focus	2024
Document Fiscal Period Focus	Q3
Current Fiscal Year End Date	--02-03
Trading Symbol	JOAN
Entity Registrant Name	JOANN Inc.
Entity Central Index Key	0001834585
Document Quarterly Report	true
Document Transition Report	false
Entity File Number	001-40204
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	46-1095540
Entity Address, Address Line One	5555 Darrow Road
Entity Address, City or Town	Hudson
Entity Address, State or Province	OH
Entity Address, Postal Zip Code	44236
City Area Code	330
Local Phone Number	656-2600
Title of 12(b) Security	Common stock, par value $0.01 per share
Security Exchange Name	NASDAQ
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding		41,911,651