| Document And Entity Information | Mar. 25, 2024 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Mar. 25, 2024 |
| Entity Registrant Name | CRYO-CELL INTERNATIONAL, INC. |
| Entity Central Index Key | 0000862692 |
| Entity Emerging Growth Company | false |
| Entity File Number | 001-40767 |
| Entity Incorporation, State or Country Code | DE |
| Entity Tax Identification Number | 22-3023093 |
| Entity Address, Address Line One | 700 Brooker Creek Blvd. |
| Entity Address, City or Town | Oldsmar |
| Entity Address, State or Province | FL |
| Entity Address, Postal Zip Code | 34677 |
| City Area Code | 813 |
| Local Phone Number | 749-2100 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock, $0.01 par value |
| Trading Symbol | CCEL |
| Security Exchange Name | NYSEAMER |
