| Cover | Jan. 27, 2022 |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Jan. 27, 2022 |
| Current Fiscal Year End Date | --10-31 |
| Entity File Number | 001-36138 |
| Entity Registrant Name | ADVAXIS, INC. |
| Entity Central Index Key | 0001100397 |
| Entity Tax Identification Number | 02-0563870 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 9 Deer Park Drive |
| Entity Address, Address Line Two | Suite K-1 |
| Entity Address, City or Town | Monmouth Junction |
| Entity Address, State or Province | NJ |
| City Area Code | (609) |
| Local Phone Number | 452-9813 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Information, Former Legal or Registered Name | Not Applicable |
| Common stock, par value $0.001 per share | |
| Title of 12(b) Security | Common stock, par value $0.001 per share |
| Trading Symbol | ADXS |
| Entity Emerging Growth Company | false |
| Preferred Share Purchase Rights | |
| Title of 12(b) Security | Preferred Share Purchase Rights |
| Trading Symbol |
