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Percentage of voting equity interests acquired at the acquisition date in the business combination.

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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SHAREHOLDERS' EQUITY (Details Textuals) - USD ($) $ / shares in Units, $ in Millions		1 Months Ended	12 Months Ended
	Feb. 14, 2014	Jan. 31, 2014	Oct. 31, 2016	Oct. 31, 2015	Oct. 31, 2014
Stock repurchase program, number of shares authorized to be repurchased (in shares)			2,501,813
Dividends Payable, Date to be Paid		Jan. 31, 2014
Cash dividends per share (in dollars per share)			$ 0.160	$ 0.140	$ 0.470
Cash dividends				$ 27.2
Special Dividend [Member]
Cash dividends per share (in dollars per share)		$ 0.35
Regular Semi-Annual Dividend [Member]
Cash dividends per share (in dollars per share)		$ 0.06
Heico Aerospace [Member]
Business Acquisition, Effective Date of Acquisition	Feb. 14, 2014
Percentage of interest acquired in the subsidiary	20.00%
Noncontrolling Interest, Ownership Percentage by Parent	80.00%
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners	20.00%		20.00%
Net assets acquired, excluding cash	$ 67.4