ACQUISITIONS	9 Months Ended
Jul. 31, 2014
Business Acquisition [Line Items]
Business Combination Disclosure [Text Block]	ACQUISITION In June 2014, the Company, through a subsidiary of its HEICO Flight Support Corp. subsidiary, acquired certain assets and liabilities of Quest Aviation Supply, Inc. (“Quest Aviation”). Quest Aviation is a niche supplier of parts to repair thrust reversers on various aircraft engines. The purchase price of this acquisition was paid in cash, principally using proceeds from the Company's revolving credit facility. The total consideration and related allocation to the tangible and identifiable intangible assets acquired and liabilities assumed for the acquisition of Quest Aviation is not material or significant to the Company’s condensed consolidated financial statements. The operating results of Quest Aviation were included in the Company’s results of operations from the effective acquisition date. The amount of net sales and earnings of Quest Aviation included in the Condensed Consolidated Statement of Operations is not material. Had the Quest Aviation acquisition been consummated as of November 1, 2012, net sales, net income from consolidated operations, net income attributable to HEICO, and basic and diluted net income per share attributable to HEICO shareholders on a pro forma basis for the nine and three months ended July 31, 2014 and 2013 would not have been materially different than the reported amounts.

ACQUISITIONS

9 Months Ended

Jul. 31, 2014

Business Combination Disclosure [Text Block]

ACQUISITION

In June 2014, the Company, through a subsidiary of its HEICO Flight Support Corp. subsidiary, acquired certain assets and liabilities of Quest Aviation Supply, Inc. (“Quest Aviation”). Quest Aviation is a niche supplier of parts to repair thrust reversers on various aircraft engines. The purchase price of this acquisition was paid in cash, principally using proceeds from the Company's revolving credit facility.

The total consideration and related allocation to the tangible and identifiable intangible assets acquired and liabilities assumed for the acquisition of Quest Aviation is not material or significant to the Company’s condensed consolidated financial statements. The operating results of Quest Aviation were included in the Company’s results of operations from the effective acquisition date. The amount of net sales and earnings of Quest Aviation included in the Condensed Consolidated Statement of Operations is not material. Had the Quest Aviation acquisition been consummated as of November 1, 2012, net sales, net income from consolidated operations, net income attributable to HEICO, and basic and diluted net income per share attributable to HEICO shareholders on a pro forma basis for the nine and three months ended July 31, 2014 and 2013 would not have been materially different than the reported amounts.