CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Oct. 31, 2022	Oct. 31, 2021	Oct. 31, 2020
Net sales	$ 2,208,322	$ 1,865,682	$ 1,787,009
Operating costs and expenses:
Cost of sales	1,345,563	1,138,259	1,104,882
Selling, general and administrative expenses	365,915	334,523	305,479
Total operating costs and expenses	1,711,478	1,472,782	1,410,361
Operating income	496,844	392,900	376,648
Interest expense	(6,386)	(7,285)	(13,159)
Other income	565	1,443	1,366
Income before taxes and noncontrolling interests	491,023	387,058	364,855
Income tax expense	100,400	57,300	29,000
Net income from consolidated operations	390,623	329,758	335,855
Less: Net income attributable to noncontrolling interests	38,948	25,538	21,871
Net income attributable to HEICO	$ 351,675	$ 304,220	$ 313,984
Net income per share attributable to HEICO shareholders:
Basic (in dollars per share)	$ 2.59	$ 2.25	$ 2.33
Diluted (in dollars per share)	$ 2.55	$ 2.21	$ 2.29
Weighted average number of common shares outstanding:
Basic (in shares)	136,010	135,326	134,754
Diluted (in shares)	138,037	137,854	137,302