Derivative Financial Instruments (Tables)

6 Months Ended

Apr. 30, 2019

Investments All Other Investments [Abstract]

Outstanding Currency, Forward Exchange Contracts

The following table summarizes, by currency, the foreign currency forward contracts outstanding at April 30, 2019 and 2018:

	Notional Amounts
April 30, 2019 contract amounts:	Sell		Buy
Euro	$	401,545	$	279,131
British pound		21,012		44,879
Japanese yen		28,504		46,226
Australian dollar		180		7,771
Hong Kong dollar		1,209		128,710
Singapore dollar		794		15,356
Others		3,128		60,540
Total	$	456,372	$	582,613
	Notional Amounts
April 30, 2018 contract amounts:	Sell		Buy
Euro	$	152,436	$	82,687
British pound		43,914		58,981
Japanese yen		32,610		35,260
Australian dollar		194		8,137
Hong Kong dollar		2,170		110,723
Singapore dollar		616		13,143
Others		4,398		52,468
Total	$	236,338	$	361,399