| Cover | Nov. 10, 2020 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Nov. 10, 2020 |
| Entity File Number | 000-21272 |
| Entity Registrant Name | SANMINA CORPORATION |
| Entity Central Index Key | 0000897723 |
| Entity Tax Identification Number | 77-0228183 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 2700 North First Street |
| Entity Address, City or Town | San Jose |
| Entity Address, State or Province | CA |
| Entity Address, Postal Zip Code | 95134 |
| City Area Code | 408 |
| Local Phone Number | 964-3500 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock |
| Trading Symbol | SANM |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |
