Cover Page - USD ($)	12 Months Ended
	Jan. 31, 2023	Apr. 12, 2023	Jul. 30, 2022
Cover [Abstract]
Document Type	10-K
Amendment Flag	false
Document Period End Date	Jan. 31, 2023
Document Fiscal Year Focus	2023
Document Fiscal Period Focus	FY
Entity Registrant Name	AstroNova, Inc.
Entity Central Index Key	0000008146
Current Fiscal Year End Date	--01-31
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Well-known Seasoned Issuer	No
Entity Filer Category	Accelerated Filer
Trading Symbol	ALOT
Entity Shell Company	false
Entity Small Business	true
Entity Emerging Growth Company	false
Title of 12(b) Security	Common Stock
Security Exchange Name	NASDAQ
Entity Incorporation, State or Country Code	RI
Entity File Number	0-13200
Document Annual Report	true
Document Transition Report	false
Entity Tax Identification Number	05-0318215
Entity Address, Address Line One	600 East Greenwich Avenue
Entity Address, City or Town	West Warwick
Entity Address, Postal Zip Code	02893
Entity Address, State or Province	RI
City Area Code	401
Local Phone Number	828-4000
Entity Common Stock, Shares Outstanding		7,400,560
Entity Public Float			$ 84,333,000
ICFR Auditor Attestation Flag	true
Auditor Name	Wolf & Company, P.C.
Auditor Firm ID	392
Auditor Location	Boston, MA