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SUBSEQUENT EVENT SUBSEQUENT EVENT (Notes) | 12 Months Ended
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Oct. 31, 2018
Subsequent Events [Abstract] |
Subsequent Events [Text Block] | SUBSEQUENT EVENTS In November 2018, the Company, through HEICO Electronic, acquired all of the stock of Specialty Silicone Products, Inc. ("SSP"). SSP designs and manufactures silicone material for a variety of demanding applications, used in aerospace, defense, research, oil and gas, testing, pharmaceuticals and other markets. The purchase price of this acquisition was paid in cash principally using proceeds from the Company's revolving credit facility and the total consideration for the acquisition is not material or significant to the Company’s consolidated financial statements. In November 2018, the Company, through HEICO Electronic, acquired 93% of the stock of Apex Micotechnology, Inc. ("Apex"). Apex designs and manufactures precision power analog monolithic, hybrid and open frame components for a certain wide range of aerospace, defense, industrial, measurement, medical and test applications. The purchase price of this acquisition was paid in cash using proceeds from the Company's revolving credit facility and the total consideration for the acquisition is not material or significant to the Company’s consolidated financial statements.

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- Definition The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 855 -URI http://asc.fasb.org/topic&trid=2122774 + Details
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