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Cover
Oct. 18, 2023
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Oct. 18, 2023
Entity File Number 000-12196
Entity Registrant Name NVE Corporation
Entity Central Index Key 0000724910
Entity Tax Identification Number 41-1424202
Entity Incorporation, State or Country Code MN
Entity Address, Address Line One 11409 Valley View Road
Entity Address, City or Town Eden Prairie
Entity Address, State or Province MN
Entity Address, Postal Zip Code 55344
City Area Code 952
Local Phone Number 829-9217
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, $0.01 par value
Trading Symbol NVEC
Security Exchange Name NASDAQ
Entity Emerging Growth Company false