| Cover - shares | 3 Months Ended | |
| Sep. 30, 2024 | Nov. 04, 2024 | |
| Cover [Abstract] | ||
| Document Type | 10-Q/A | |
| Document Quarterly Report | true | |
| Document Period End Date | Sep. 30, 2024 | |
| Document Transition Report | false | |
| Entity File Number | 000-26926 | |
| Registrant Name | ScanSource, Inc. | |
| Entity Incorporation, State or Country Code | SC | |
| Entity Address, Address Line One | 6 Logue Court | |
| Entity Address, City or Town | Greenville | |
| Entity Address, State or Province | SC | |
| Entity Tax Identification Number | 57-0965380 | |
| Entity Address, Postal Zip Code | 29615 | |
| City Area Code | 864 | |
| Local Phone Number | 288-2432 | |
| Title of 12(b) Security | Common Stock, no par value | |
| Trading Symbol | SCSC | |
| Security Exchange Name | NASDAQ | |
| Entity Current Reporting Status | Yes | |
| Entity Interactive Data Current | Yes | |
| Entity Filer Category | Large Accelerated Filer | |
| Entity Small Business | false | |
| Entity Emerging Growth Company | false | |
| Entity Shell Company | false | |
| Entity Common Stock, Shares Outstanding | 23,818,150 | |
| Central Index Key | 0000918965 | |
| Current Fiscal Year End Date | --06-30 | |
| Document Fiscal Year Focus | 2025 | |
| Document Fiscal Period Focus | Q1 | |
| Amendment Flag | false |
