v3.26.1
Segments - Schedule of Financial Highlights By Reportable Segments (Details) - USD ($)
$ in Thousands
 3 Months Ended
Jul. 31, 2026
Jul. 31, 2025
Segment Reporting [Line Items]    
Total revenue $ 764,622 $ 715,543
Less significant segment expenses    
Compensation and benefits 477,362 461,411
General and administrative expenses 80,231 63,874
Segment Adjusted EBITDA 128,236 120,394
Reconciliation of Segment Adjusted EBITDA    
Depreciation and amortization 22,195 22,686
Interest expense, net 4,342 3,516
Integration/acquisition costs 7,554 1,508
Income tax provision 24,648 25,250
Net income attributable to noncontrolling interest 530 798
Net income attributable to Korn Ferry 68,967 66,636
Fee revenue    
Segment Reporting [Line Items]    
Total revenue 756,496 708,613
Less significant segment expenses    
Cost of services 83,328 77,194
Fee revenue | AMERICAS    
Segment Reporting [Line Items]    
Total revenue 442,129 404,135
Fee revenue | EMEA    
Segment Reporting [Line Items]    
Total revenue 227,670 218,955
Fee revenue | APAC    
Segment Reporting [Line Items]    
Total revenue 86,697 85,523
Operating Segments | AMERICAS    
Segment Reporting [Line Items]    
Total revenue 447,550 408,462
Less significant segment expenses    
Compensation and benefits 258,302 247,771
General and administrative expenses 19,798 19,548
Cost of services 51,921 47,411
Other segment items 1,110 (7,015)
Segment Adjusted EBITDA 116,419 100,747
Reconciliation of Segment Adjusted EBITDA    
Depreciation and amortization 11,567 13,190
Operating Segments | EMEA    
Segment Reporting [Line Items]    
Total revenue 229,580 220,875
Less significant segment expenses    
Compensation and benefits 143,120 139,510
General and administrative expenses 18,350 17,579
Cost of services 29,066 26,284
Other segment items 1,764 1,775
Segment Adjusted EBITDA 37,280 35,727
Reconciliation of Segment Adjusted EBITDA    
Depreciation and amortization 6,431 5,411
Operating Segments | APAC    
Segment Reporting [Line Items]    
Total revenue 87,492 86,206
Less significant segment expenses    
Compensation and benefits 54,148 52,856
General and administrative expenses 11,200 9,800
Cost of services 2,341 3,499
Other segment items 584 282
Segment Adjusted EBITDA 19,219 19,769
Reconciliation of Segment Adjusted EBITDA    
Depreciation and amortization 2,103 2,000
Operating Segments | Fee revenue | AMERICAS    
Segment Reporting [Line Items]    
Total revenue 442,129 404,135
Operating Segments | Fee revenue | EMEA    
Segment Reporting [Line Items]    
Total revenue 227,670 218,955
Operating Segments | Fee revenue | APAC    
Segment Reporting [Line Items]    
Total revenue 86,697 85,523
Corporate    
Segment Reporting [Line Items]    
Total revenue 0 0
Less significant segment expenses    
Compensation and benefits 21,792 19,766
General and administrative expenses 23,329 16,947
Cost of services 0 0
Other segment items (439) (864)
Segment Adjusted EBITDA (44,682) (35,849)
Reconciliation of Segment Adjusted EBITDA    
Depreciation and amortization 2,094 2,085
Corporate | Fee revenue    
Segment Reporting [Line Items]    
Total revenue $ 0 $ 0