NET INCOME PER SHARE ATTRIBUTABLE TO HEICO SHAREHOLDERS (Details Textuals) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Jan. 31, 2012	Jan. 31, 2011
Adjustment to the redemption amount of redeemable noncontrolling interest.	$ 992	$ (126)

Change in noncontrolling interest during the period as a result of a change in the redemption value of redeemable noncontrolling interest.

No definition available.

Name:	us-gaap_MinorityInterestChangeInRedemptionValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration