ACCUMULATED OTHER COMPREHENSIVE INCOME (Tables)

9 Months Ended

Jul. 31, 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 nine months ended July 31, 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	(533		)	896			4,838			11,891			17,092
Amounts reclassified from AOCI	—			2,010			(268		)	—			1,742
Balance at July 31, 2017	$	(394	)	$	1,815		$	(1,397	)	$	(5,519	)	$	(5,495	)

The following table summarizes the changesin AOCI for the nine months ended July 31, 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	425			(70		)	(4,655		)	1,969			(2,331		)
Amounts reclassified from AOCI	—			588			2,479			—			3,067
Balance at July 31, 2016	$	347		$	250		$	(7,698	)	$	(14,289	)	$	(21,390	)