| Document And Entity Information | Aug. 01, 2023 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Aug. 01, 2023 |
| Entity Registrant Name | CORVEL CORPORATION |
| Entity Central Index Key | 0000874866 |
| Entity Emerging Growth Company | false |
| Securities Act File Number | 000-19291 |
| Entity Incorporation, State or Country Code | DE |
| Entity Tax Identification Number | 33-0282651 |
| Entity Address, Address Line One | 5128 Apache Plume Road |
| Entity Address, Address Line Two | Suite 400 |
| Entity Address, City or Town | Fort Worth |
| Entity Address, State or Province | TX |
| Entity Address, Postal Zip Code | 76109 |
| City Area Code | (817) |
| Local Phone Number | 390-1416 |
| 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 | CRVL |
| Security Exchange Name | NASDAQ |
