ACQUISITIONS ACQUISITIONS (Details 1) - USD ($) $ in Thousands	12 Months Ended
Oct. 31, 2018	Oct. 31, 2017	Oct. 31, 2016
Business Acquisition [Line Items]
Cash paid, net	$ 59,775	$ 418,265	$ 263,811
Electronic Technologies Group [Member] \| AAT [Member]
Business Acquisition [Line Items]
Payments to Acquire Businesses, Gross	317,500
Cash Acquired from Acquisition	(868)
Cash paid, net	316,632
Contingent purchase consideration	13,797
Additional purchase consideration	(544)
Total purchase consideration	$ 330,973

Estimated cash outflow (inflow) representing an adjustment to the purchase price as of the acquisition date.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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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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Amount of liabilities incurred by the acquirer as part of consideration transferred in a business combination.

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The cash inflow associated with the acquisition of business during the period (for example, cash that was held by the acquired business).

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

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