Financial Assets and Liabilities (Tables)

6 Months Ended

Apr. 30, 2022

Financial Assets And Liabilities [Abstract]

Debt Securities, Available-for-sale

The stated maturities of our available-for-sale debt securities as of April 30, 2022 were as follows:

	Amortized Cost		Fair Value
	(in thousands)
less than 1 year	$	60,841	$	60,380
1-5 years	81,611		80,291
5-10 years	4,570		4,505
>10 years	1,798		1,725
Total	$	148,820	$	146,901

Summary of Cash Equivalents

As of April 30, 2022, the balances of our cash equivalents and short-term investments were as follows:

	Cost		Gross Unrealized Gains		Gross Unrealized Losses Less Than 12 Continuous Months		Gross Unrealized Losses 12 Continuous Months or Longer		Estimated Fair Value(1)
	(in thousands)
Cash equivalents:
Money market funds	$	127,321	$	—	$	—	$	—	$	127,321
Total:	$	127,321	$	—	$	—	$	—	$	127,321
Short-term investments:
U.S. government agency & T-bills	$	14,840	$	—	$	(81)	$	—	$	14,759
Municipal bonds	3,105		—		(79)		—		3,026
Corporate debt securities	101,504		—		(1,414)		—		100,090
Asset-backed securities	29,371		—		(345)		—		29,026
Total:	$	148,820	$	—	$	(1,919)	$	—	$	146,901

(1)See Note 8. Fair Value Measurements for further discussion on fair values of cash equivalents and short-term investments.

As of October 31, 2021, the balances of our cash equivalents and short-term investments were as follows:

	Cost		Gross Unrealized Gains		Gross Unrealized Losses Less Than 12 Continuous Months		Gross Unrealized Losses 12 Continuous Months or Longer		Estimated Fair Value(1)
	(in thousands)
Cash equivalents:
Money market funds	$	172,934	$	—	$	—	$	—	$	172,934
Total:	$	172,934	$	—	$	—	$	—	$	172,934
Short-term investments:
U.S. government agency & T-bills	$	6,447	$	—	$	(5)	$	—	$	6,442
Municipal bonds	4,588		—		(12)		—		4,576
Corporate debt securities	103,615		7		(170)		—		103,452
Asset-backed securities	33,545		6		(72)		—		33,479
Total:	$	148,195	$	13	$	(259)	$	—	$	147,949

(1)See Note 8. Fair Value Measurements for further discussion on fair values of cash equivalents and short-term investments.

Schedule of Cash, Cash Equivalents and Restricted Cash

The following table provided a reconciliation of cash, cash equivalents and restricted cash included in the unaudited condensed consolidated balance sheets:

	As of
	April 30, 2022		October 31, 2021
	(in thousands)
Cash and cash equivalents	$	1,573,620	$	1,432,840
Restricted cash included in prepaid and other current assets	1,517		1,560
Restricted cash included in other long-term assets	714		783
Total cash, cash equivalents and restricted cash	$	1,575,851	$	1,435,183

Effects on Changes in Fair Values of Non-Designated Forward Contracts

The effects of the non-designated derivative instruments on our unaudited condensed consolidated statements of income were summarized as follows:

	Three Months Ended   April 30,				Six Months Ended   April 30,
	2022		2021		2022		2021
	(in thousands)
Gains (losses) recorded in other income (expense), net	$	(5,707)	$	1,128	$	(5,261)	$	2,257

Notional Amounts of Derivative Instruments

The notional amounts in the table below for derivative instruments provided one measure of the transaction volume outstanding:

	As of
	April 30, 2022		October 31, 2021
	(in thousands)
Total gross notional amounts	$	1,290,445	$	1,176,152
Net fair value	$	6,580	$	13,404

Fair Values of Derivative Instrument Designated and Non-Designated as Hedging Instruments in Balance Sheet

The following table represented the unaudited condensed consolidated balance sheets location and amount of derivative instrument fair values segregated between designated and non-designated hedge instruments:

	Fair values of derivative instruments designated as hedging instruments		Fair values of derivative instruments not designated as hedging instruments
	(in thousands)
Balance at April 30, 2022
Other current assets	$	19,546	$	2,454
Accrued liabilities	$	15,289	$	131
Balance at October 31, 2021
Other current assets	$	15,455	$	17
Accrued liabilities	$	2,027	$	42

Income Statement Location and Amount of Gains and Losses on Derivative Instrument Fair Values for Designated Hedge Instruments, Net of Tax

The following table represented the location of the amount of gains and losses on derivative instrument fair values for designated hedge instruments, net of tax in the unaudited condensed consolidated statements of income:

	Location of gains (losses) recognized in OCI on derivatives	Amount of gains (losses) recognized in OCI on derivatives (effective portion)		Location of gains (losses) reclassified from OCI	Amount of gains (losses) reclassified from OCI (effective portion)
	(in thousands)
Three months ended   April 30, 2022
Foreign exchange contracts	Revenue	$	(7,008)	Revenue	$	229
Foreign exchange contracts	Operating expenses	(14,124)		Operating expenses	(891)
Total		$	(21,132)		$	(662)
Three months ended   April 30, 2021
Foreign exchange contracts	Revenue	$	1,804	Revenue	$	921
Foreign exchange contracts	Operating expenses	(590)		Operating expenses	3,702
Total		$	1,214		$	4,623
Six months ended   April 30, 2022
Foreign exchange contracts	Revenue	$	(7,825)	Revenue	$	(342)
Foreign exchange contracts	Operating expenses	(14,892)		Operating expenses	(1,165)
Total		$	(22,717)		$	(1,507)
Six months ended   April 30, 2021
Foreign exchange contracts	Revenue	$	1,641	Revenue	$	1,034
Foreign exchange contracts	Operating expenses	3,666		Operating expenses	6,316
Total		$	5,307		$	7,350