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Financial Assets and Liabilities (Tables)
 3 Months Ended
Jan. 31, 2025
Financial Assets And Liabilities [Abstract]  
Schedule of Cash Equivalents and Short-Term Investments
As of January 31, 2025, 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$672,567 $— $— $— $672,567 
U.S. Treasury, agency & T-bills10,485 2 — — 10,487 
Total:$683,052 $2 $— $— $683,054 
Short-term investments:
U.S. Treasury, agency & T-bills$18,354 $21 $(4)$— $18,371 
Corporate debt securities109,596 314 (96)— 109,814 
Asset-backed securities27,210 112 (3)(15)27,304 
Total:$155,160 $447 $(103)$(15)$155,489 
(1)See Note 9. Fair Value Measurements for further discussion on fair values.
The contractual maturities of our available-for-sale debt securities as of January 31, 2025 are as follows:
Amortized CostFair Value
(in thousands)
1 year or less
$65,977 $66,158 
1-5 years84,803 84,943 
5-10 years2,823 2,833 
>10 years1,557 1,555 
Total$155,160 $155,489 
As of October 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$869,972 $— $— $— $869,972 
U.S. Treasury, agency & T-bills7,984 1 — — 7,985 
Total:$877,956 $1 $— $— $877,957 
Short-term investments:
U.S. Treasury, agency & T-bills$19,411 $44 $(6)$— $19,449 
Corporate debt securities105,024 349 (115)(2)105,256 
Asset-backed securities29,061 130 (7)(20)29,164 
Total:$153,496 $523 $(128)$(22)$153,869 
(1)See Note 9. 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
January 31, 2025October 31, 2024
(in thousands)
Cash and cash equivalents$3,653,880 $3,896,532 
Restricted cash included in prepaid and other current assets3,178 1,529 
Restricted cash included in other long-term assets722 668 
Cash, cash equivalents and restricted cash
$3,657,780 $3,898,729 
Schedule of Effects on Changes in Fair Values of Non-Designated Forward Contracts
The effects of the non-designated foreign currency derivative instruments in the condensed consolidated statements of income are summarized as follows:
 Three Months Ended 
 January 31,
 20252024
 (in thousands)
Gains (losses) recorded in interest and other income (expense), net$(4,421)$3,290 
Schedule of Notional Amounts of Foreign Currency Derivative Instruments
The notional amounts in the table below for foreign currency derivative instruments provide one measure of the transaction volume outstanding:
As of
January 31, 2025October 31, 2024
 (in thousands)
Total gross notional amounts$1,589,684 $1,686,341 
Net fair value$(12,648)$1,819 
Schedule of Fair Values of Foreign Currency 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 foreign currency 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 January 31, 2025
Other current assets$6,879 $32 
Accrued liabilities$19,468 $91 
Balance at October 31, 2024
Other current assets$8,839 $12 
Accrued liabilities$6,918 $114 
Schedule of Income Statement Location and Amount of Gains and Losses on Forward Contracts Fair Values for Designated Foreign Currency Hedge Instruments, Net of Tax
The following table represents the location of the amount of gains and losses on forward contracts fair values for designated foreign currency 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 
 January 31, 2025
Foreign exchange contractsRevenue$513 Revenue$(1,002)
Foreign exchange contractsOperating expenses(16,891)Operating expenses(2,586)
Total$(16,378)$(3,588)
Three months ended 
 January 31, 2024
Foreign exchange contractsRevenue$(58)Revenue$(3,263)
Foreign exchange contractsOperating expenses10,668 Operating expenses(15)
Total$10,610 $(3,278)