| Cover | Sep. 27, 2023 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Document Period End Date | Sep. 27, 2023 |
| Entity Registrant Name | The Duckhorn Portfolio, Inc. |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 001-40240 |
| Entity Tax Identification Number | 81-3866305 |
| Entity Address, Address Line One | 1201 Dowdell Lane |
| Entity Address, City or Town | Saint Helena |
| Entity Address, State or Province | CA |
| Entity Address, Postal Zip Code | 94574 |
| City Area Code | (707) |
| Local Phone Number | 302-2658 |
| 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 | NAPA |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | false |
| Entity Central Index Key | 0001835256 |
| Amendment Flag | false |
