Organization and Summary of Significant Accounting Policies - Additional Information (Detail)		3 Months Ended		6 Months Ended		12 Months Ended
	Feb. 01, 2024 USD ($)	Oct. 31, 2024 USD ($) phase performance_obligation solution	Oct. 31, 2023 USD ($)	Oct. 31, 2024 USD ($) phase performance_obligation solution	Oct. 31, 2023 USD ($)	Apr. 30, 2024 USD ($)
Organization And Summary Of Significant Accounting Policies [Line Items]
Number of core solutions | solution		5		5
Number of performance obligations | performance_obligation		1		1
Number of revenue recognition phases | phase		2		2
Credit loss for available for sales debt securities		$ 0	$ 0	$ 0	$ 0
Impairment of right-of-use assets		0	0	0	1,629,000
Impairment of fixed assets		$ 0	1,452,000	0	1,575,000
Impairment of goodwill	$ 0			0		$ 0
Impairment of intangible assets				$ 0		$ 0
Executive And Professional Search
Organization And Summary Of Significant Accounting Policies [Line Items]
Cash compensation, percentage		0.33		0.33
Minimum
Organization And Summary Of Significant Accounting Policies [Line Items]
Intangible assets estimated useful lives		1 year		1 year
Maximum
Organization And Summary Of Significant Accounting Policies [Line Items]
Intangible assets estimated useful lives		24 years		24 years
Right-Of-Use Assets
Organization And Summary Of Significant Accounting Policies [Line Items]
Impairment of right-of-use assets					1,600,000
Leasehold Improvements And Furniture And Fixtures
Organization And Summary Of Significant Accounting Policies [Line Items]
Impairment of fixed assets					100,000
Software
Organization And Summary Of Significant Accounting Policies [Line Items]
Impairment of fixed assets			$ 1,500,000		$ 1,500,000