Segments - Schedule of Depreciation and Amortization By Reportable Segments (Details) - USD ($) $ in Thousands	3 Months Ended
	Jul. 31, 2025	Jul. 31, 2024
Segment Reporting Information [Line Items]
Depreciation and amortization	$ 22,686	$ 19,578
Operating Segments | Consulting
Segment Reporting Information [Line Items]
Depreciation and amortization	3,645	4,216
Operating Segments | Digital
Segment Reporting Information [Line Items]
Depreciation and amortization	11,588	8,100
Operating Segments | North America
Segment Reporting Information [Line Items]
Depreciation and amortization	365	415
Operating Segments | EMEA
Segment Reporting Information [Line Items]
Depreciation and amortization	556	493
Operating Segments | Asia Pacific
Segment Reporting Information [Line Items]
Depreciation and amortization	241	216
Operating Segments | Latin America
Segment Reporting Information [Line Items]
Depreciation and amortization	267	256
Operating Segments | Professional Search & Interim
Segment Reporting Information [Line Items]
Depreciation and amortization	2,975	3,053
Operating Segments | RPO
Segment Reporting Information [Line Items]
Depreciation and amortization	964	777
Corporate
Segment Reporting Information [Line Items]
Depreciation and amortization	$ 2,085	$ 2,052