ACCUMULATED OTHER COMPREHENSIVE INCOME (Tables)

6 Months Ended

Apr. 30, 2017

Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]

Schedule of accumulated other comprehensive income

The following table summarizes the changesin accumulated balances of other comprehensive income ("AOCI") for the six months ended April 30, 2017:

	Unrealized			Unrealized			Unrealized			Cumulative
	Gain/(Loss) on			Gain/(Loss) on			Gain/(Loss) on Forward			Foreign Currency
	Marketable Securities			Foreign Currency Contracts			Starting Interest Rate Swap			Translation Adjustment			Total
Balance at October 31, 2016	$	139		$	(1,091	)	$	(5,967	)	$	(17,410	)	$	(24,329	)
Other comprehensive income (loss) before reclassifications	(527		)	4,897			(815		)	(1,753		)	1,802
Amounts reclassified from AOCI	—			—			1,341			—			1,341
Balance at April 30, 2017	$	(388	)	$	3,806		$	(5,441	)	$	(19,163	)	$	(21,186	)

The following table summarizes the changesin AOCI for the six months ended April 30, 2016:

	Unrealized			Unrealized			Unrealized			Cumulative
	Gain/(Loss) on			Gain/(Loss) on			Gain/(Loss) on Forward			Foreign Currency
	Marketable Securities			Foreign Currency Contracts			Starting Interest Rate Swap			Translation Adjustment			Total
Balance at October 31, 2015	$	(78	)	$	(268	)	$	(5,522	)	$	(16,258	)	$	(22,126	)
Other comprehensive income (loss) before reclassifications	256			760			(1,478		)	4,693			4,231
Amounts reclassified from AOCI	—			704			1,572			—			2,276
Balance at April 30, 2016	$	178		$	1,196		$	(5,428	)	$	(11,565	)	$	(15,619	)