Document and Entity Information - shares	3 Months Ended
	Apr. 02, 2022	May 02, 2022
Cover [Abstract]
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Apr. 02, 2022
Document Fiscal Year Focus	2022
Document Fiscal Period Focus	Q1
Current Fiscal Year End Date	--12-31
Entity Registrant Name	Aveanna Healthcare Holdings Inc.
Entity Central Index Key	0001832332
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Filer Category	Non-accelerated Filer
Entity Common Stock, Shares Outstanding		184,732,268
Entity File Number	001-40362
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	81-4717209
Entity Address, Address Line One	400 Interstate North Parkway SE
Entity Address, City or Town	Atlanta
Entity Address, State or Province	GA
Entity Address, Postal Zip Code	30339
City Area Code	770
Local Phone Number	441-1580
Title of 12(b) Security	Common Stock, par value $0.01 per share
Trading Symbol	AVAH
Security Exchange Name	NASDAQ
Document Quarterly Report	true
Document Transition Report	false