CONDENSED CONSOLIDATED BALANCE SHEETS - UNAUDITED - USD ($) shares in Thousands, $ in Thousands	Jul. 31, 2022	Oct. 31, 2021
Current assets:
Cash and cash equivalents	$ 133,605	$ 108,298
Accounts receivable, net	273,151	244,919
Contract assets	86,534	80,073
Inventories, net	545,943	478,050
Prepaid expenses and other current assets	42,540	26,045
Total current assets	1,081,773	937,385
Property, plant and equipment, net	202,844	193,638
Goodwill	1,541,477	1,450,395
Intangible assets, net	638,550	582,307
Other assets	322,707	334,682
Total assets	3,787,351	3,498,407
Current liabilities:
Current maturities of long-term debt	1,734	1,515
Trade accounts payable	108,441	85,544
Accrued expenses and other current liabilities	233,812	206,857
Income taxes payable	2,458	964
Total current liabilities	346,445	294,880
Long-term debt, net of current maturities	244,023	234,983
Deferred income taxes	48,192	40,761
Other long-term liabilities	359,713	378,257
Total liabilities	998,373	948,881
Commitments and contingencies
Redeemable noncontrolling interests	296,994	252,587
Shareholders' equity:
Preferred Stock, $.01 par value per share; 10,000 shares authorized; none issued	0	0
Capital in excess of par value	317,365	320,747
Deferred compensation obligation	5,297	5,297
HEICO stock held by irrevocable trust	(5,297)	(5,297)
Accumulated other comprehensive loss	(37,927)	(8,552)
Retained earnings	2,171,333	1,949,521
Total HEICO shareholders' equity	2,452,131	2,263,071
Noncontrolling interests	39,853	33,868
Total shareholders' equity	2,491,984	2,296,939
Total liabilities and equity	$ 3,787,351	$ 3,498,407
Preferred Stock, Par or Stated Value Per Share	$ 0.01	$ 0.01
Preferred Stock, Shares Authorized	10,000	10,000
Preferred Stock, Shares Issued	0	0
Common Stock, Par or Stated Value Per Share	$ 0.01	$ 0.01
Common Stock, Shares Authorized	150,000	150,000
Common Stock, Shares, Issued	54,511	54,264
Common Stock, Shares, Outstanding	54,511	54,264
Class A Common Stock [Member]
Shareholders' equity:
Common Stock	$ 815	$ 812
Common Stock, Par or Stated Value Per Share	$ 0.01	$ 0.01
Common Stock, Shares Authorized	150,000	150,000
Common Stock, Shares, Issued	81,491	81,224
Common Stock, Shares, Outstanding	81,491	81,224
Heico Common Stock [Member]
Shareholders' equity:
Common Stock	$ 545	$ 543