CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) shares in Thousands, $ in Thousands	Total	Total Korn Ferry Stockholders' Equity	Common Stock	Retained Earnings	Accumulated Other Comprehensive Loss, Net	Noncontrolling Interest
Beginning balance (in shares) at Apr. 30, 2022			53,190
Beginning balance at Apr. 30, 2022	$ 1,549,589	$ 1,544,346	$ 502,008	$ 1,134,523	$ (92,185)	$ 5,243
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	213,054	209,529		209,529		3,525
Other comprehensive (loss) income	308	(579)			(579)	887
Dividends paid to shareholders	(32,971)	(32,971)		(32,971)
Dividends paid to noncontrolling interest	(4,721)					(4,721)
Purchase of stock (in shares)			(2,082)
Purchase of stock	(116,139)	(116,139)	$ (116,139)
Issuance of stock (in shares)			1,161
Issuance of stock	8,452	8,452	$ 8,452
Stock-based compensation	35,433	35,433	$ 35,433
Ending balance (in shares) at Apr. 30, 2023			52,269
Ending balance at Apr. 30, 2023	1,653,005	1,648,071	$ 429,754	1,311,081	(92,764)	4,934
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	172,561	169,154		169,154		3,407
Other comprehensive (loss) income	(14,485)	(14,907)			(14,907)	422
Dividends paid to shareholders	(54,391)	(54,391)		(54,391)
Dividends paid to noncontrolling interest	(4,496)					(4,496)
Purchase of stock (in shares)			(1,142)
Purchase of stock	(63,219)	(63,219)	$ (63,219)
Issuance of stock (in shares)			856
Issuance of stock	9,273	9,273	$ 9,273
Stock-based compensation	$ 39,077	39,077	$ 39,077
Ending balance (in shares) at Apr. 30, 2024	51,983		51,983
Ending balance at Apr. 30, 2024	$ 1,737,325	1,733,058	$ 414,885	1,425,844	(107,671)	4,267
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	251,076	246,062		246,062		5,014
Other comprehensive (loss) income	20,868	21,428			21,428	(560)
Dividends paid to shareholders	(83,632)	(83,632)		(83,632)
Dividends paid to noncontrolling interest	(3,038)					(3,038)
Purchase of stock (in shares)			(1,539)
Purchase of stock	(106,296)	(106,296)	$ (106,296)
Issuance of stock (in shares)			1,014
Issuance of stock	8,742	8,742	$ 8,742
Stock-based compensation	$ 47,094	47,094	$ 47,094
Ending balance (in shares) at Apr. 30, 2025	51,458		51,458
Ending balance at Apr. 30, 2025	$ 1,872,139	$ 1,866,456	$ 364,425	$ 1,588,274	$ (86,243)	$ 5,683