| Document and Entity Information | May 11, 2022 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Entity Central Index Key | 0001565687 |
| Document Period End Date | May 11, 2022 |
| Entity Registrant Name | Intapp, Inc. |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 001-40550 |
| Entity Tax Identification Number | 46-1467620 |
| Entity Address, Address Line One | 3101 Park Blvd |
| Entity Address, City or Town | Palo Alto |
| Entity Address, State or Province | CA |
| Entity Address, Postal Zip Code | 94306 |
| City Area Code | (650) |
| Local Phone Number | 852-0400 |
| 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 $0.001 per share |
| Trading Symbol | INTA |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | true |
| Entity Ex Transition Period | false |
