Cover - USD ($)	12 Months Ended
	Oct. 31, 2021	Jan. 07, 2022	May 02, 2021
Cover [Abstract]
Amendment Flag	false
Document Fiscal Year Focus	2021
Document Fiscal Period Focus	FY
Entity Central Index Key	0000103872
Document Type	10-K
Document Annual Report	true
Document Period End Date	Oct. 31, 2021
Current Fiscal Year End Date	--10-31
Document Transition Report	false
Entity File Number	001-09232
Entity Registrant Name	VOLT INFORMATION SCIENCES, INC.
Entity Incorporation, State or Country Code	NY
Entity Tax Identification Number	13-5658129
Entity Address, Address Line One	2401 N. Glassell Street
Entity Address, City or Town	Orange
Entity Address, State or Province	CA
Entity Address, Postal Zip Code	92865
City Area Code	714
Local Phone Number	921-8800
Title of 12(b) Security	Common Stock $0.10 Par Value
Trading Symbol	VOLT
Security Exchange Name	NYSEAMER
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	false
ICFR Auditor Attestation Flag	false
Entity Shell Company	false
Entity Public Float			$ 74,551,244
Entity Common Stock, Shares Outstanding		22,099,246
Documents Incorporated by Reference	Portions of the registrant’s Definitive Proxy Statement to be filed for its 2022 Annual Meeting of Shareholders are incorporated by reference into Part III of this report to the extent stated herein.