Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12
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Accumulated change, net of tax, in accumulated gains and losses from derivative instruments designated and qualifying as the effective portion of cash flow hedges. Includes an entity's share of an equity investee's Increase or Decrease in deferred hedging gains or losses.

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The estimated net amount of unrealized gains or losses on foreign currency cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months.

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Amount, after tax, of cumulative translation adjustment attributable to gain (loss) on foreign currency derivatives that are designated as, and are effective as, economic hedges of a net investment in a foreign entity.

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Amount of increase (decrease) in the cumulative translation adjustment from gain (loss), after tax, on foreign currency derivatives, that are designated as, and are effective as, economic hedges of a net investment in a foreign entity.

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DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES (Narrative) (Details) € in Millions	6 Months Ended
	Apr. 30, 2019 USD ($)	Nov. 30, 2018 EUR (€)	Oct. 31, 2018 USD ($)
Derivative financial instruments:
Notional principal of foreign exchange contracts	$ 127,500,000		$ 145,200,000
Unrealized gain (loss), net of tax, to be reclassified in next 12 months	195,000
Designated as Hedging Instrument [Member]
Derivative financial instruments:
(Losses) gains, net of tax, related to cash flow hedges deferred in Accumulated Other Comprehensive Loss	702,000
Not Designated as Hedging Instrument [Member]
Derivative financial instruments:
Notional principal of foreign exchange contracts	61,400,000
Forward Contracts [Member] \| Designated as Hedging Instrument [Member]
Derivative financial instruments:
Notional principal of foreign exchange contracts \| €		€ 3.0
Realized gain, net of tax, recorded as cumulative translation adjustments in Accumulated Other Comprehensive Loss	804,000
Unrealized gain, net of tax, recorded as cumulative translation adjustments in Accumulated Other Comprehensive Loss	72,000
Euros [Member] \| Designated as Hedging Instrument [Member]
Derivative financial instruments:
Notional principal of foreign exchange contracts	24,900,000
Pounds Sterling [Member] \| Designated as Hedging Instrument [Member]
Derivative financial instruments:
Notional principal of foreign exchange contracts	9,500,000
New Taiwan Dollars [Member] \| Designated as Hedging Instrument [Member]
Derivative financial instruments:
Notional principal of foreign exchange contracts	$ 26,000,000