Goodwill and Intangible Assets - Schedule of Tax Deductible Goodwill from Acquisitions (Details) - USD ($) $ in Thousands	Apr. 30, 2025	Apr. 30, 2024
Business Combination Segment Allocation [Line Items]
Tax deductible goodwill	$ 171,813	$ 186,214
Salo LLC ("Salo")
Business Combination Segment Allocation [Line Items]
Tax deductible goodwill	98,779	106,526
Infinity Consulting Solutions ("ICS")
Business Combination Segment Allocation [Line Items]
Tax deductible goodwill	55,785	60,339
Miller Heiman
Business Combination Segment Allocation [Line Items]
Tax deductible goodwill	13,437	14,852
PIVOT Leadership
Business Combination Segment Allocation [Line Items]
Tax deductible goodwill	$ 3,812	$ 4,497