Document And Entity Information - USD ($)	12 Months Ended
	Mar. 31, 2024	Jun. 27, 2024	Sep. 30, 2023
Document Information [Line Items]
Entity Central Index Key	0000032621
Entity Registrant Name	EMERSON RADIO CORP
Amendment Flag	false
Current Fiscal Year End Date	--03-31
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2024
Document Type	10-K
Document Annual Report	true
Document Period End Date	Mar. 31, 2024
Document Transition Report	false
Entity File Number	001-07731
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	22-3285224
Entity Address, Address Line One	959 Route 46 East, Suite 210
Entity Address, City or Town	Parsippany
Entity Address, State or Province	NJ
Entity Address, Postal Zip Code	07054
City Area Code	973
Local Phone Number	428-2000
Title of 12(b) Security	Common Stock, par value $.01 per share
Trading Symbol	MSN
Security Exchange Name	NYSE
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Small Business	true
Entity Filer Category	Non-accelerated Filer
Entity Emerging Growth Company	false
ICFR Auditor Attestation Flag	false
Document Financial Statement Error Correction [Flag]	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding		3,305,640
Entity Public Float			$ 21,042,652
Auditor Firm ID	606
Auditor Name	Grassi & Co., CPAs, P.C.
Auditor Location	Jericho, NY