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Financial Assets and Liabilities (Tables)
 9 Months Ended
Jul. 31, 2024
Financial Assets And Liabilities [Abstract]  
Schedule of Cash Equivalents and Short-Term Investments
As of July 31, 2024, the balances of our cash equivalents and short-term investments are as follows:
Amortized CostGross
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$44,537 $— $— $— $44,537 
U.S. Treasury, agency & T-bills7,445 1 — — 7,446 
Total:$51,982 $1 $— $— $51,983 
Short-term investments:
U.S. Treasury, agency & T-bills$18,250 $61 $— $(9)$18,302 
Corporate debt securities104,267 528 (13)(24)104,758 
Asset-backed securities31,237 164 (2)(28)31,371 
Total:$153,754 $753 $(15)$(61)$154,431 
(1)See Note 10. Fair Value Measurements for further discussion on fair values.
The contractual maturities of our available-for-sale debt securities as of July 31, 2024 are as follows:
Amortized CostFair Value
(in thousands)
less than 1 year$61,373 $61,426 
1-5 years87,412 88,022 
5-10 years3,066 3,084 
>10 years1,903 1,899 
Total$153,754 $154,431 
As of October 31, 2023, the balances of our cash equivalents and short-term investments are as follows:
Amortized CostGross
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$10,129 $— $— $— $10,129 
U.S. Treasury, agency & T-bills2,994 — — — 2,994 
Total:$13,123 $— $— $— $13,123 
Short-term investments:
U.S. Treasury, agency & T-bills$15,752 $— $(61)$(2)$15,689 
Municipal bonds515 — — (16)499 
Corporate debt securities103,213 13 (455)(396)102,375 
Asset-backed securities33,245 21 (93)(97)33,076 
Total:$152,725 $34 $(609)$(511)$151,639 
(1)See Note 10. Fair Value Measurements for further discussion on fair values.
Schedule of Cash, Cash Equivalents and Restricted Cash
The following table provides a reconciliation of cash, cash equivalents and restricted cash included in the condensed consolidated balance sheets and the condensed consolidated statements of cash flows:
As of
July 31, 2024October 31, 2023
(in thousands)
Cash and cash equivalents$1,839,815 $1,433,966 
Restricted cash included in prepaid and other current assets1,536 1,549 
Restricted cash included in other long-term assets694 725 
Cash, cash equivalents and restricted cash
$1,842,045 $1,436,240 
Cash, cash equivalents and restricted cash from discontinued operations
17,441 4,947 
Total cash, cash equivalents and restricted cash, including cash from discontinued operations
$1,859,486 $1,441,187 
Schedule of Effects on Changes in Fair Values of Non-Designated Forward Contracts
The effects of the non-designated derivative instruments on the condensed consolidated statements of income are summarized as follows:
 Three Months Ended 
 July 31,		Nine Months Ended 
 July 31,
 2024202320242023
 (in thousands)
Gains (losses) recorded in Interest and other income (expense), net
$955 $(1,205)$(110)$3,532 
Schedule of Notional Amounts of Derivative Instruments
The notional amounts in the table below for derivative instruments provide one measure of the transaction volume outstanding:
As of
July 31, 2024October 31, 2023
 (in thousands)
Total gross notional amounts$1,816,755 $1,666,758 
Net fair value$5,768 $(2,308)
Schedule of Fair Values of Derivative Instrument Designated and Non-Designated as Hedging Instruments in Balance Sheet
The following table represents the 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 July 31, 2024
Other current assets$13,655 $820 
Accrued liabilities$7,498 $1,209 
Balance at October 31, 2023
Other current assets$12,962 $491 
Accrued liabilities$14,665 $1,096 
Schedule of Income Statement Location and Amount of Gains and Losses on Derivative Instrument Fair Values for Designated Hedge Instruments, Net of Tax
The following table represents the location of the amount of gains and losses on derivative instrument fair values for designated hedge instruments, net of tax in the 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 
 July 31, 2024
Foreign exchange contractsRevenue$4,501 Revenue$2,689 
Foreign exchange contractsOperating expenses(320)Operating expenses(611)
Total$4,181 $2,078 
Three months ended 
 July 31, 2023
Foreign exchange contractsRevenue$899 Revenue$(1,352)
Foreign exchange contractsOperating expenses5,008 Operating expenses(3,898)
Total$5,907 $(5,250)
Nine months ended 
 July 31, 2024
Foreign exchange contractsRevenue$1,936 Revenue$(1,593)
Foreign exchange contractsOperating expenses5,720 Operating expenses(763)
Total$7,656 $(2,356)
Nine months ended 
 July 31, 2023
Foreign exchange contractsRevenue$7,315 Revenue$(10,856)
Foreign exchange contractsOperating expenses36,174 Operating expenses(12,025)
Total$43,489 $(22,881)