SCHEDULE OF HIERARCHY OF FINANCIAL ASSETS (Details) - USD ($) $ in Thousands	Oct. 31, 2022	Oct. 31, 2021
Defined Benefit Plan Disclosure [Line Items]
Money market funds: Cash and cash equivalents	$ 11,175	$ 28,949
Certificates of deposit: Short-term investments	1,000
Certificates of deposit: Short-term investments	13,700	2,000
Treasury bills and bonds: Short-term investments	3,627	4,599
Total financial assets	29,502	35,548
Fair Value, Inputs, Level 1 [Member]
Defined Benefit Plan Disclosure [Line Items]
Money market funds: Cash and cash equivalents	11,175	28,949
Certificates of deposit: Short-term investments
Treasury bills and bonds: Short-term investments
Total financial assets	11,175	28,949
Fair Value, Inputs, Level 2 [Member]
Defined Benefit Plan Disclosure [Line Items]
Money market funds: Cash and cash equivalents
Certificates of deposit: Short-term investments	1,000
Certificates of deposit: Short-term investments	13,700	2,000
Treasury bills and bonds: Short-term investments	3,627	4,599
Total financial assets	18,327	6,599
Fair Value, Inputs, Level 3 [Member]
Defined Benefit Plan Disclosure [Line Items]
Money market funds: Cash and cash equivalents
Certificates of deposit: Short-term investments
Treasury bills and bonds: Short-term investments
Total financial assets