v2.4.0.6
DOCUMENT AND ENTITY INFORMATION
6 Months Ended
Apr. 30, 2012
May 24, 2012
Common Stock [Member]
May 24, 2012
Class A Common Stock [Member]
Entity Registrant Name HEICO CORP    
Entity Central Index Key 0000046619    
Current Fiscal Year End Date --10-31    
Entity Filer Category Large Accelerated Filer    
Trading Symbol hei    
Entity Common Stock, Shares Outstanding   21,331,762 31,344,982
Document Type 10-Q    
Amendment Flag false    
Document Period End Date Apr. 30, 2012    
Document Fiscal Period Focus Q2    
Document Fiscal Year Focus 2012