Document and Entity Information - USD ($)	12 Months Ended
	Mar. 31, 2017	Jun. 29, 2017	Sep. 23, 2016
Document And Entity Information
Entity Registrant Name	IEH CORPORATION
Entity Central Index Key	0000050292
Document Type	10-K
Document Period End Date	Mar. 31, 2017
Amendment Flag	false
Current Fiscal Year End Date	--03-31
Is Entity a Well-known Seasoned Issuer	No
Is Entity a Voluntary Filer	No
Is Entity's Reporting Status Current	Yes
Entity Filer Category	Smaller Reporting Company
Entity Public Float			$ 6,611,413.85
Entity Common Stock, Shares Outstanding		2,303,468
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2017