ACQUISITIONS (Tables)

12 Months Ended

Oct. 31, 2018

Business Acquisition [Line Items]

Schedule of Finite-Lived Intangible Assets Acquired as Part of Business Combination [Table Text Block]

The following table summarizes the weighted average amortization period of the definite-lived intangible assets acquired in connection with the Company's other fiscal 2018, 2017 and 2016 acquisitions (in years):

	Year ended October 31,
	2018	2017	2016
Customer relationships	7	12	11
Trade names	—	—	15
Intellectual property	10	13	15

Other Acquisitions [Member]

Business Acquisition [Line Items]

Schedule of Fair Value of Total Consideration [Table Text Block]

The following table summarizes the aggregate total consideration for the Company's other acquisitions (in thousands):

	Year ended October 31,
	2018			2017			2016
Cash paid		$61,931			$109,346			$11,000
Less: cash acquired	(4,000		)	(7,713		)	—
Cash paid, net	57,931			101,633			11,000
Contingent consideration	—			—			1,225
Additional purchase consideration	(407		)	1,300			—
Total consideration		$57,524			$102,933			$12,225

Schedule of Purchase Price Allocation [Table Text Block]

The following table summarizes the allocation of the aggregate total consideration for the Company's other acquisitions to the estimated fair values of the tangible and identifiable intangible assets acquired and liabilities and noncontrolling interests assumed (in thousands):

	Year ended October 31,
	2018		2017		2016
Assets acquired:
Goodwill		$38,320		$49,932		$6,876
Customer relationships	11,620		29,500		2,800
Trade names	760		16,750		300
Intellectual property	6,970		1,950		2,000
Inventories	6,219		28,410		249
Accounts receivable	1,488		15,165		—
Property, plant and equipment	1,807		4,522		—
Other assets	51		982		—
Total assets acquired, excluding cash	67,235		147,211		12,225
Liabilities assumed:
Accounts payable	671		7,696		—
Accrued expenses	1,522		6,054		—
Deferred income taxes	—		5,432		—
Other liabilities	—		1,434		—
Total liabilities assumed	2,193		20,616		—
Noncontrolling interests in consolidated subsidiaries	7,518		23,662		—
Net assets acquired, excluding cash		$57,524		$102,933		$12,225

Electronic Technologies Group [Member] | AAT [Member]

Business Acquisition [Line Items]

Schedule of Fair Value of Total Consideration [Table Text Block]

The following table summarizes the total consideration for the acquisition of AAT (in thousands):

Cash paid		$317,500
Less: cash acquired	(868		)
Cash paid, net	316,632
Contingent consideration	13,797
Additional purchase consideration	544
Total consideration		$330,973

Schedule of Purchase Price Allocation [Table Text Block]

The following table summarizes the allocation of the total consideration for the acquisition of AAT to the estimated fair values of the tangible and identifiable intangible assets acquired and liabilities assumed (in thousands):

Assets acquired:
Goodwill		$157,901
Customer relationships	100,000
Intellectual property	39,000
Trade name	20,000
Inventories	8,306
Accounts receivable	6,115
Property, plant and equipment	1,893
Other assets	208
Total assets acquired, excluding cash	333,423
Liabilities assumed:
Accounts payable	1,299
Accrued expenses	1,151
Total liabilities assumed	2,450
Net assets acquired, excluding cash		$330,973

Schedule of Pro Forma Information [Table Text Block]

The following table presents unaudited pro forma financial information for fiscal 2017 and fiscal 2016 as if the acquisition of AAT had occurred as of November 1, 2015 (in thousands, except per share data):

	Year ended October 31,
	2017		2016
Net sales		$1,582,653		$1,428,336
Net income from consolidated operations		$220,419		$185,070
Net income attributable to HEICO		$198,744		$165,112
Net income per share attributable to HEICO shareholders:
Basic		$1.51		$1.26
Diluted		$1.47		$1.24

Electronic Technologies Group [Member] | Robertson [Member]

Business Acquisition [Line Items]

Schedule of Fair Value of Total Consideration [Table Text Block]

The following table summarizes the total consideration for the acquisition of Robertson (in thousands):

Cash paid		$256,293
Less: cash acquired	(3,271		)
Total consideration		$253,022

Schedule of Purchase Price Allocation [Table Text Block]

The following table summarizes the allocation of the total consideration for the acquisition of Robertson to the estimated fair values of the tangible and identifiable intangible assets acquired and liabilities assumed (in thousands):

Assets acquired:
Goodwill		$93,425
Customer relationships	55,100
Intellectual property	39,600
Trade name	28,400
Inventories	27,417
Property, plant and equipment	7,476
Accounts receivable	4,973
Other assets	1,884
Total assets acquired, excluding cash	258,275
Liabilities assumed:
Accounts payable	4,606
Accrued expenses	647
Total liabilities assumed	5,253
Net assets acquired, excluding cash		$253,022