CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $)	12 Months Ended
	Oct. 31, 2011	Oct. 31, 2010	Oct. 31, 2009
Net sales	$ 764,891,000	$ 617,020,000	$ 538,296,000
Operating costs and expenses:
Cost of sales	490,450,000	394,673,000	357,285,000
Selling, general and administrative expenses	136,010,000	113,174,000	92,756,000
Total operating costs and expenses	626,460,000	507,847,000	450,041,000
Operating income	138,431,000	109,173,000	88,255,000
Interest expense	(142,000)	(508,000)	(615,000)
Other income	64,000	390,000	205,000
Income before income taxes and noncontrolling interests	138,353,000	109,055,000	87,845,000
Income tax expense	42,900,000	36,700,000	28,000,000
Net income from consolidated operations	95,453,000	72,355,000	59,845,000
Less: Net income attributable to noncontrolling interests	22,633,000	17,417,000	15,219,000
Net income attributable to HEICO	$ 72,820,000	$ 54,938,000	$ 44,626,000
Net income per share attributable to HEICO shareholders (Note 13):
Basic (in dollars per share)	$ 1.75	$ 1.34	$ 1.09
Diluted (in dollars per share)	$ 1.71	$ 1.30	$ 1.06
Weighted average number of common shares outstanding:
Basic (in shares)	41,632,074	41,040,635	40,944,999
Diluted (in shares)	42,501,252	42,213,538	42,225,049