| Document and Entity Information | Feb. 25, 2022 |
| Cover [Abstract] | |
| Entity Registrant Name | APPLIED GENETIC TECHNOLOGIES CORP |
| Amendment Flag | false |
| Entity Central Index Key | 0001273636 |
| Document Type | 8-K |
| Document Period End Date | Feb. 25, 2022 |
| Entity Incorporation State Country Code | DE |
| Entity File Number | 001-36370 |
| Entity Tax Identification Number | 59-3553710 |
| Entity Address, Address Line One | 14193 NW 119th Terrace |
| Entity Address, Address Line Two | Suite 10 |
| Entity Address, City or Town | Alachua |
| Entity Address, State or Province | FL |
| Entity Address, Postal Zip Code | 32165 |
| City Area Code | (386) |
| Local Phone Number | 462-2204 |
| Written Communications | false |
| Soliciting Material | false |
| Pre Commencement Tender Offer | false |
| Pre Commencement Issuer Tender Offer | false |
| Security 12b Title | Common Stock, $0.001 par value |
| Trading Symbol | AGTC |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |
