Fair Value Measurements - Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail) - Fair Value, Measurements, Recurring - USD ($) $ in Thousands	Jul. 31, 2022	Oct. 31, 2021
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total assets	$ 550,552	$ 680,175
Total liabilities	321,444	345,888
Deferred compensation plan liabilities
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Other long-term liabilities	295,413	343,820
Foreign currency derivative contracts
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Prepaid and other current assets	12,742	15,472
Accounts payable and accrued liabilities	26,031	2,068
Cash equivalents | Money market funds
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash equivalents	94,796	172,934
Short-term investments | U.S. government agency & T-bills
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Short-term investments	19,806	6,442
Short-term investments | Municipal bonds
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Short-term investments	3,026	4,576
Short-term investments | Corporate debt securities
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Short-term investments	96,951	103,452
Short-term investments | Asset-backed securities
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Short-term investments	27,816	33,479
Deferred compensation plan assets
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Other long-term assets	295,415	343,820
Quoted Prices in  Active Markets for Identical Assets (Level 1)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total assets	390,211	516,754
Total liabilities	295,413	343,820
Quoted Prices in  Active Markets for Identical Assets (Level 1) | Deferred compensation plan liabilities
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Other long-term liabilities	295,413	343,820
Quoted Prices in  Active Markets for Identical Assets (Level 1) | Foreign currency derivative contracts
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Prepaid and other current assets
Accounts payable and accrued liabilities
Quoted Prices in  Active Markets for Identical Assets (Level 1) | Cash equivalents | Money market funds
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash equivalents	94,796	172,934
Quoted Prices in  Active Markets for Identical Assets (Level 1) | Short-term investments | U.S. government agency & T-bills
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Short-term investments
Quoted Prices in  Active Markets for Identical Assets (Level 1) | Short-term investments | Municipal bonds
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Short-term investments
Quoted Prices in  Active Markets for Identical Assets (Level 1) | Short-term investments | Corporate debt securities
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Short-term investments
Quoted Prices in  Active Markets for Identical Assets (Level 1) | Short-term investments | Asset-backed securities
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Short-term investments
Quoted Prices in  Active Markets for Identical Assets (Level 1) | Deferred compensation plan assets
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Other long-term assets	295,415	343,820
Significant Other Observable Inputs (Level 2)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total assets	160,341	163,421
Total liabilities	26,031	2,068
Significant Other Observable Inputs (Level 2) | Deferred compensation plan liabilities
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Other long-term liabilities
Significant Other Observable Inputs (Level 2) | Foreign currency derivative contracts
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Prepaid and other current assets	12,742	15,472
Accounts payable and accrued liabilities	26,031	2,068
Significant Other Observable Inputs (Level 2) | Cash equivalents | Money market funds
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash equivalents
Significant Other Observable Inputs (Level 2) | Short-term investments | U.S. government agency & T-bills
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Short-term investments	19,806	6,442
Significant Other Observable Inputs (Level 2) | Short-term investments | Municipal bonds
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Short-term investments	3,026	4,576
Significant Other Observable Inputs (Level 2) | Short-term investments | Corporate debt securities
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Short-term investments	96,951	103,452
Significant Other Observable Inputs (Level 2) | Short-term investments | Asset-backed securities
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Short-term investments	27,816	33,479
Significant Other Observable Inputs (Level 2) | Deferred compensation plan assets
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Other long-term assets
Significant Unobservable  Inputs (Level 3)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total assets	0	0
Total liabilities	0	0
Significant Unobservable  Inputs (Level 3) | Deferred compensation plan liabilities
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Other long-term liabilities
Significant Unobservable  Inputs (Level 3) | Foreign currency derivative contracts
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Prepaid and other current assets
Accounts payable and accrued liabilities
Significant Unobservable  Inputs (Level 3) | Cash equivalents | Money market funds
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash equivalents
Significant Unobservable  Inputs (Level 3) | Short-term investments | U.S. government agency & T-bills
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Short-term investments
Significant Unobservable  Inputs (Level 3) | Short-term investments | Municipal bonds
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Short-term investments
Significant Unobservable  Inputs (Level 3) | Short-term investments | Corporate debt securities
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Short-term investments
Significant Unobservable  Inputs (Level 3) | Short-term investments | Asset-backed securities
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Short-term investments
Significant Unobservable  Inputs (Level 3) | Deferred compensation plan assets
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Other long-term assets