Financial Assets and Liabilities - Schedule of Cash Equivalents and Short-Term Investments (Details) - USD ($) $ in Thousands	Oct. 31, 2024	Oct. 31, 2023
Cash Equivalents and Short-term Investments [Line Items]
Total	$ 153,496	$ 152,725
Gross Unrealized Gains	523	34
Gross Unrealized Losses Less Than 12 Continuous Months	(128)	(609)
Gross Unrealized Losses 12 Continuous Months or Longer	(22)	(511)
Estimated fair value	153,869	151,639
Cash equivalents
Cash Equivalents and Short-term Investments [Line Items]
Total	877,956	13,123
Gross Unrealized Gains	1	0
Gross Unrealized Losses Less Than 12 Continuous Months	0	0
Gross Unrealized Losses 12 Continuous Months or Longer	0	0
Estimated fair value	877,957	13,123
Cash equivalents | Money market funds
Cash Equivalents and Short-term Investments [Line Items]
Total	869,972	10,129
Gross Unrealized Gains	0	0
Gross Unrealized Losses Less Than 12 Continuous Months	0	0
Gross Unrealized Losses 12 Continuous Months or Longer	0	0
Estimated fair value	869,972	10,129
Cash equivalents | U.S. Treasury, agency & T-bills
Cash Equivalents and Short-term Investments [Line Items]
Total	7,984	2,994
Gross Unrealized Gains	1	0
Gross Unrealized Losses Less Than 12 Continuous Months	0	0
Gross Unrealized Losses 12 Continuous Months or Longer	0	0
Estimated fair value	7,985	2,994
Short-term Investments | U.S. Treasury, agency & T-bills
Cash Equivalents and Short-term Investments [Line Items]
Total	19,411	15,752
Gross Unrealized Gains	44	0
Gross Unrealized Losses Less Than 12 Continuous Months	(6)	(61)
Gross Unrealized Losses 12 Continuous Months or Longer	0	(2)
Estimated fair value	19,449	15,689
Short-term Investments | Municipal bonds
Cash Equivalents and Short-term Investments [Line Items]
Total		515
Gross Unrealized Gains		0
Gross Unrealized Losses Less Than 12 Continuous Months		0
Gross Unrealized Losses 12 Continuous Months or Longer		(16)
Estimated fair value		499
Short-term Investments | Corporate debt securities
Cash Equivalents and Short-term Investments [Line Items]
Total	105,024	103,213
Gross Unrealized Gains	349	13
Gross Unrealized Losses Less Than 12 Continuous Months	(115)	(455)
Gross Unrealized Losses 12 Continuous Months or Longer	(2)	(396)
Estimated fair value	105,256	102,375
Short-term Investments | Asset-backed securities
Cash Equivalents and Short-term Investments [Line Items]
Total	29,061	33,245
Gross Unrealized Gains	130	21
Gross Unrealized Losses Less Than 12 Continuous Months	(7)	(93)
Gross Unrealized Losses 12 Continuous Months or Longer	(20)	(97)
Estimated fair value	$ 29,164	$ 33,076