| Cover | Sep. 11, 2023 |
| Document Information [Line Items] | |
| Document Type | 8-K |
| Document Period End Date | Sep. 11, 2023 |
| Entity Registrant Name | THE HAIN CELESTIAL GROUP, INC. |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 0-22818 |
| Entity Tax Identification Number | 22-3240619 |
| Entity Address, Address Line One | 221 River Street, 12th Floor |
| Entity Address, City or Town | Hoboken |
| Entity Address, State or Province | NJ |
| Entity Address, Postal Zip Code | 07030 |
| City Area Code | 516 |
| Local Phone Number | 587-5000 |
| 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 $.01 per share |
| Trading Symbol | HAIN |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |
| Entity Central Index Key | 0000910406 |
| Amendment Flag | false |
| Former Address | |
| Document Information [Line Items] | |
| Entity Address, Address Line One | 4600 Sleepytime Drive |
| Entity Address, City or Town | Boulder |
| Entity Address, State or Province | CO |
| Entity Address, Postal Zip Code | 80301 |
