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Redeemable Non-controlling Interest - Narrative (Details) - USD ($)
3 Months Ended
Jan. 31, 2023
Apr. 30, 2022
Oct. 31, 2022
Noncontrolling Interest [Line Items]      
Redeemable non-controlling interest $ 36,049,000   $ 38,664,000
OpenLight      
Noncontrolling Interest [Line Items]      
Percent of company acquired   75.00%  
Payment to acquire business   $ 90,000,000  
Redeemable noncontrolling interest, redemption value   30,000,000  
Redeemable noncontrolling interest, put option value   10,100,000  
Consideration transferred including redeemable noncontrolling interest   $ 100,100,000  
Net loss incurred by OpenLight 10,500,000    
Net loss, attributable to redeemable non-controlling interest 2,600,000    
Redeemable non-controlling interest $ 36,000,000    
OpenLight | Juniper Networks, Inc      
Noncontrolling Interest [Line Items]      
Percent of equity interests held by non-controlling interest   25.00%