Document And Entity Information - shares	9 Months Ended
	Jan. 31, 2025	Feb. 28, 2025
Document Information [Line Items]
Document Type	10-Q
Document Quarterly Report	true
Document Period End Date	Jan. 31, 2025
Document Transition Report	false
Entity File Number	0-11306
Entity Registrant Name	VALUE LINE, INC.
Entity Incorporation, State or Country Code	NY
Entity Tax Identification Number	13-3139843
Entity Address, Address Line One	551 Fifth Avenue
Entity Address, City or Town	New York
Entity Address, State or Province	NY
Entity Address, Postal Zip Code	10176-0001
City Area Code	212
Local Phone Number	907-1500
Title of 12(b) Security	Common stock, $0.10 par value per share
Trading Symbol	VALU
Security Exchange Name	NASDAQ
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding (in shares)		9,413,562
Entity Central Index Key	0000717720
Current Fiscal Year End Date	--04-30
Document Fiscal Year Focus	2024
Document Fiscal Period Focus	Q3
Amendment Flag	false