| Cover | Mar. 24, 2021 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Document Period End Date | Mar. 24, 2021 |
| Entity Registrant Name | CONCENTRIX CORPORATION |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 001-39494 |
| Entity Tax Identification Number | 27-1605762 |
| Entity Address, Address Line One | 44111 Nobel Drive |
| Entity Address, City or Town | Fremont |
| Entity Address, State or Province | CA |
| Entity Address, Postal Zip Code | 94538 |
| City Area Code | 800 |
| Local Phone Number | 747-0583 |
| 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 $0.0001 per share |
| Trading Symbol | CNXC |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |
| Entity Central Index Key | 0001803599 |
| Amendment Flag | false |
