CONDENSED CONSOLIDATED BALANCE SHEETS - UNAUDITED - USD ($) $ in Thousands	Jul. 31, 2025	Oct. 31, 2024
Current assets:
Cash and cash equivalents	$ 261,888	$ 162,103
Accounts receivable, net	597,622	538,487
Contract assets	132,963	112,235
Inventories, net	1,310,393	1,170,949
Prepaid expenses and other current assets	83,161	78,518
Total current assets	2,386,027	2,062,292
Property, plant and equipment, net	437,635	339,034
Goodwill	3,646,106	3,380,295
Intangible assets, net	1,513,525	1,334,774
Other assets	548,330	476,427
Total assets	8,531,623	7,592,822
Current liabilities:
Debt, Current	3,725	4,107
Trade accounts payable	230,633	198,429
Accrued expenses and other current liabilities	467,945	427,781
Income taxes payable	9,013	33,534
Total current liabilities	711,316	663,851
Long-term debt, net of current maturities	2,443,898	2,225,267
Deferred income taxes	127,097	114,156
Other long-term liabilities	599,272	525,986
Total liabilities	3,881,583	3,529,260
Commitments and contingencies
Redeemable noncontrolling interests	437,587	366,156
Shareholders' equity:
Preferred Stock, $.01 par value per share; 10,000 shares authorized; none issued	0	0
Capital in excess of par value	650,314	599,399
Deferred compensation obligation	7,272	7,272
HEICO stock held by irrevocable trust	(7,272)	(7,272)
Accumulated other comprehensive loss	882	(26,076)
Retained earnings	3,488,777	3,062,166
Total HEICO shareholders' equity	4,141,366	3,636,877
Noncontrolling interests	71,087	60,529
Total shareholders' equity	4,212,453	3,697,406
Total liabilities and equity	8,531,623	7,592,822
Class A Common Stock [Member]
Shareholders' equity:
Common Stock	842	838
Heico Common Stock [Member]
Shareholders' equity:
Common Stock	$ 551	$ 550