| Document and Entity Information | Nov. 07, 2024 | Aug. 08, 2024 |
| Cover [Abstract] | ||
| Document Type | 8-K | |
| Amendment Flag | false | |
| Document Period End Date | Nov. 07, 2024 | |
| Entity Registrant Name | Aveanna Healthcare Holdings Inc. | |
| Entity Central Index Key | 0001832332 | |
| Entity Emerging Growth Company | false | |
| Entity File Number | 001-40362 | |
| Entity Incorporation State 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 | |
| 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 $0.01 per share | |
| Trading Symbol | AVAH | |
| Security Exchange Name | NASDAQ |
