CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - UNAUDITED - USD ($) $ in Thousands	3 Months Ended
	Jan. 31, 2018	Jan. 31, 2017
Operating Activities:
Net income from consolidated operations	$ 71,695	$ 46,265
Adjustments to reconcile net income from consolidated operations to net cash provided by (used in) operating activities:
Depreciation and amortization	19,024	15,248
Employer contributions to HEICO Savings and Investment Plan	1,860	1,714
Share-based compensation expense	2,168	1,451
Change in value of contingent consideration	(3,195)	537
Foreign currency transaction adjustments, net	75	(956)
Deferred income tax provision (benefit)	(17,292)	(346)
Changes in operating assets and liabilities, net of acquisitions:
Change in accounts receivable	14,463	25,998
Change in inventories	(18,301)	(14,989)
Change in prepaid expenses and other current assets	(5,403)	(1,563)
Change in trade accounts payable	(9,734)	(6,322)
Change in accrued expenses and other current liabilities	(18,477)	(18,908)
Change in income taxes payable	7,630	7,230
Other	492	616
Net cash provided by operating activities	45,005	55,975
Investing Activities:
Capital expenditures	(7,577)	(6,422)
Acquisitions, net of cash acquired	(6,126)	0
Other	(2,790)	419
Net cash used in investing activities	(16,493)	(6,003)
Financing Activities:
Payments on revolving credit facility	(5,000)	(40,000)
Cash dividends paid	(7,395)	(6,059)
Payments of Loan Costs	(4,067)
Distributions to noncontrolling interests	(1,882)	(1,986)
Proceeds from stock option exercises	1,425	1,230
Payment of Contingent Consideration	(300)
Other	(114)	(108)
Net cash (used in) provided by financing activities	(17,333)	(46,923)
Effect of exchange rate changes on cash	2,443	(99)
Net (decrease) increase in cash and cash equivalents	13,622	2,950
Cash and cash equivalents at beginning of year	52,066	42,955
Cash and cash equivalents at end of period	$ 65,688	$ 45,905