v3.22.2.2
ENTITY INFORMATION
Aug. 29, 2022
Entity Information [Line Items]  
Entity Registrant Name HEICO CORPORATION
Entity Incorporation, State or Country Code FL
Entity File Number 001-04604
Entity Tax Identification Number 65-0341002
Entity Address, Address Line One 3000 Taft Street
Entity Address, City or Town Hollywood
Entity Address, State or Province FL
Entity Address, Postal Zip Code 33021
City Area Code 954
Local Phone Number 987-4000
Entity Emerging Growth Company false
Entity Central Index Key 0000046619
Heico Common Stock [Member]  
Entity Information [Line Items]  
Title of 12(b) Security Common Stock, $.01 par value per share
Trading Symbol HEI
Security Exchange Name NYSE
Common Class A [Member]  
Entity Information [Line Items]  
Title of 12(b) Security Class A Common Stock, $.01 par value per share
Trading Symbol HEI.A
Security Exchange Name NYSE