ACQUISITIONS	6 Months Ended
Apr. 30, 2011
Business Combinations [Abstract]
Business Combination Disclosure [Text Block]	2. ACQUISITIONS In December 2010, the Company, through its HEICO Aerospace Holdings Corp. (“HEICO Aerospace”) subsidiary, acquired 80.1% of the assets and assumed certain liabilities of Blue Aerospace LLC. Blue Aerospace is a supplier, distributor, and integrator of military aircraft parts and support services primarily to foreign military organizations allied with the United States. The remaining 19.9% interest continues to be owned by certain members of Blue Aerospace’s management team (see Note 10, Redeemable Noncontrolling Interests, for additional information). The total consideration for this acquisition and related allocation to the tangible and identifiable intangible assets acquired and liabilities assumed is not material or significant to the Company’s condensed consolidated financial statements. The purchase price was paid in cash principally using proceeds from the Company’s revolving credit facility. The operating results of the Company’s fiscal 2011 acquisition were included in the Company’s results of operations from the effective acquisition date. The amount of net sales and earnings of the fiscal 2011 acquisition included in the Condensed Consolidated Statements of Operations is not material. Had the fiscal 2011 acquisition been consummated as of November 1, 2009, 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 six months and three months ended April 30, 2011 and 2010 would not have been materially different than the reported amounts. As part of the purchase agreements associated with certain prior year acquisitions, the Company may be obligated to pay additional purchase consideration based on the acquired subsidiary meeting certain earnings objectives following the acquisition. For acquisitions consummated prior to fiscal 2010, the Company accrues an estimate of additional purchase consideration when the earnings objectives are met. During the second quarter of fiscal 2011, the Company, through its HEICO Electronic Technologies Corp. (“HEICO Electronic”) subsidiary, paid $4.1 million of such additional purchase consideration, which was accrued as of October 31, 2010, using cash provided by operating activities and also accrued $1.3 million of additional purchase consideration related to a prior year acquisition for which the earnings objectives were met during fiscal 2011. The aforementioned amounts paid and accrued were based on a multiple of each applicable subsidiary’s earnings relative to target and were not contingent upon the former shareholders of the respective acquired entity remaining employed by the Company or providing future services to the Company. Accordingly, these amounts represent an additional cost of the respective entity recorded as additional goodwill. Information regarding additional contingent purchase consideration related to acquisitions prior to fiscal 2010 may be found in Note 13, Commitments and Contingencies.

ACQUISITIONS

6 Months Ended

Apr. 30, 2011

Business Combination Disclosure [Text Block]

2. ACQUISITIONS

In December 2010, the Company, through its HEICO Aerospace Holdings Corp. (“HEICO Aerospace”) subsidiary, acquired 80.1% of the assets and assumed certain liabilities of Blue Aerospace LLC. Blue Aerospace is a supplier, distributor, and integrator of military aircraft parts and support services primarily to foreign military organizations allied with the United States. The remaining 19.9% interest continues to be owned by certain members of Blue Aerospace’s management team (see Note 10, Redeemable Noncontrolling Interests, for additional information). The total consideration for this acquisition and related allocation to the tangible and identifiable intangible assets acquired and liabilities assumed is not material or significant to the Company’s condensed consolidated financial statements. The purchase price was paid in cash principally using proceeds from the Company’s revolving credit facility.

The operating results of the Company’s fiscal 2011 acquisition were included in the Company’s results of operations from the effective acquisition date. The amount of net sales and earnings of the fiscal 2011 acquisition included in the Condensed Consolidated Statements of Operations is not material. Had the fiscal 2011 acquisition been consummated as of November 1, 2009, 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 six months and three months ended April 30, 2011 and 2010 would not have been materially different than the reported amounts.

As part of the purchase agreements associated with certain prior year acquisitions, the Company may be obligated to pay additional purchase consideration based on the acquired subsidiary meeting certain earnings objectives following the acquisition. For acquisitions consummated prior to fiscal 2010, the Company accrues an estimate of additional purchase consideration when the earnings objectives are met. During the second quarter of fiscal 2011, the Company, through its HEICO Electronic Technologies Corp. (“HEICO Electronic”) subsidiary, paid $4.1 million of such additional purchase consideration, which was accrued as of October 31, 2010, using cash provided by operating activities and also accrued $1.3 million of additional purchase consideration related to a prior year acquisition for which the earnings objectives were met during fiscal 2011. The aforementioned amounts paid and accrued were based on a multiple of each applicable subsidiary’s earnings relative to target and were not contingent upon the former shareholders of the respective acquired entity remaining employed by the Company or providing future services to the Company. Accordingly, these amounts represent an additional cost of the respective entity recorded as additional goodwill. Information regarding additional contingent purchase consideration related to acquisitions prior to fiscal 2010 may be found in Note 13, Commitments and Contingencies.