Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

v3.20.2
Document and Entity Information - shares
 6 Months Ended
Oct. 31, 2020
Dec. 02, 2020
Cover [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Oct. 31, 2020  
Document Fiscal Year Focus 2021  
Document Fiscal Period Focus Q2  
Trading Symbol KFY  
Entity Registrant Name KORN FERRY  
Entity Central Index Key 0000056679  
Current Fiscal Year End Date --04-30  
Entity Filer Category Large Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Common Stock, Shares Outstanding   53,937,912
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Shell Company false  
Title of 12(b) Security Common Stock, par value $0.01 per share  
Security Exchange Name NYSE  
Entity File Number 001-14505  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 95-2623879  
Entity Address, Address Line One 1900 Avenue of the Stars  
Entity Address, Address Line Two Suite 2600  
Entity Address, City or Town Los Angeles  
Entity Address, State or Province CA  
Entity Address, Postal Zip Code 90067  
City Area Code 310  
Local Phone Number 552-1834  
Document Quarterly Report true  
Document Transition Report false