CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ EQUITY (unaudited) - 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, 2023			52,269
Beginning 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 (loss) income	47,185	46,605		46,605		580
Other comprehensive income (loss)	2,628	2,293			2,293	335
Dividends paid to shareholders	(9,627)	(9,627)		(9,627)
Purchase of stock (in shares)			(291)
Purchase of stock	(14,358)	(14,358)	$ (14,358)
Issuance of stock (in shares)			727
Issuance of stock	5,217	5,217	$ 5,217
Stock-based compensation	8,480	8,480	$ 8,480
Ending balance (in shares) at Jul. 31, 2023			52,705
Ending balance at Jul. 31, 2023	1,692,530	1,686,681	$ 429,093	1,348,059	(90,471)	5,849
Beginning balance (in shares) at Apr. 30, 2023			52,269
Beginning 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 (loss) income	47,229
Ending balance (in shares) at Oct. 31, 2023			52,656
Ending balance at Oct. 31, 2023	1,660,500	1,656,153	$ 435,340	1,336,686	(115,873)	4,347
Beginning balance (in shares) at Jul. 31, 2023			52,705
Beginning balance at Jul. 31, 2023	1,692,530	1,686,681	$ 429,093	1,348,059	(90,471)	5,849
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income	44	(1,711)		(1,711)		1,755
Other comprehensive income (loss)	(25,619)	(25,402)			(25,402)	(217)
Dividends paid to shareholders	(9,662)	(9,662)		(9,662)
Dividends paid to noncontrolling interest	(3,040)					(3,040)
Purchase of stock (in shares)			(100)
Purchase of stock	(4,765)	(4,765)	$ (4,765)
Issuance of stock (in shares)			51
Stock-based compensation	11,012	11,012	$ 11,012
Ending balance (in shares) at Oct. 31, 2023			52,656
Ending balance at Oct. 31, 2023	$ 1,660,500	1,656,153	$ 435,340	1,336,686	(115,873)	4,347
Beginning balance (in shares) at Apr. 30, 2024	51,983		51,983
Beginning 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 (loss) income	64,256	62,604		62,604		1,652
Other comprehensive income (loss)	2,293	2,811			2,811	(518)
Dividends paid to shareholders	(19,800)	(19,800)		(19,800)
Purchase of stock (in shares)			(604)
Purchase of stock	(40,113)	(40,113)	$ (40,113)
Issuance of stock (in shares)			775
Issuance of stock	4,720	4,720	$ 4,720
Stock-based compensation	10,561	10,561	$ 10,561
Ending balance (in shares) at Jul. 31, 2024			52,154
Ending balance at Jul. 31, 2024	$ 1,759,242	1,753,841	$ 390,053	1,468,648	(104,860)	5,401
Beginning balance (in shares) at Apr. 30, 2024	51,983		51,983
Beginning 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 (loss) income	$ 126,599
Ending balance (in shares) at Oct. 31, 2024	51,748		51,748
Ending balance at Oct. 31, 2024	$ 1,782,865	1,777,745	$ 368,260	1,509,986	(100,501)	5,120
Beginning balance (in shares) at Jul. 31, 2024			52,154
Beginning balance at Jul. 31, 2024	1,759,242	1,753,841	$ 390,053	1,468,648	(104,860)	5,401
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income	62,343	60,800		60,800		1,543
Other comprehensive income (loss)	4,105	4,359			4,359	(254)
Dividends paid to shareholders	(19,462)	(19,462)		(19,462)
Dividends paid to noncontrolling interest	(1,570)					(1,570)
Purchase of stock (in shares)			(461)
Purchase of stock	(32,944)	(32,944)	$ (32,944)
Issuance of stock (in shares)			55
Stock-based compensation	$ 11,151	11,151	$ 11,151
Ending balance (in shares) at Oct. 31, 2024	51,748		51,748
Ending balance at Oct. 31, 2024	$ 1,782,865	$ 1,777,745	$ 368,260	$ 1,509,986	$ (100,501)	$ 5,120