| Document and Entity Information | May 06, 2021 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | May 6, 2021 |
| Entity Registrant Name | CANTALOUPE, INC. |
| Entity Incorporation, State or Country Code | PA |
| Entity File Number | 001-33365 |
| Entity Tax Identification Number | 23-2679963 |
| Entity Address, Address Line One | 100 Deerfield Lane |
| Entity Address, Address Line Two | Suite 300 |
| Entity Address, City or Town | Malvern |
| Entity Address, State or Province | PA |
| Entity Address, Postal Zip Code | 19355 |
| City Area Code | 610 |
| Local Phone Number | 989-0340 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | false |
| Entity Central Index Key | 0000896429 |
| Title of 12(b) Security | Common Stock, no par value |
| Trading Symbol | CTLP |
| Security Exchange Name | NASDAQ |
