Other Income (Expense), net - Components of Other Income (Expense), Net (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 31, 2018	Jul. 31, 2017	Jul. 31, 2018	Jul. 31, 2017
Other Income (Expense)
Interest income	$ 1,096	$ 2,015	$ 3,659	$ 4,747
Interest expense	(4,558)	(2,320)	(11,281)	(5,487)
Gain (loss) on assets related to executive deferred compensation plan assets	8,397	6,791	14,592	22,334
Foreign currency exchange gain (loss)	1,627	278	1,725	2,877
Other, net	1,363	657	3,900	2,851
Total	$ 7,925	$ 7,421	$ 12,595	$ 27,322