Annual report pursuant to Section 13 and 15(d)

Document and Entity Information

v2.4.0.6
Document and Entity Information (USD $)
12 Months Ended
Apr. 30, 2012
Jun. 18, 2012
Oct. 31, 2011
Document And Entity Information [Abstract]      
Document Type 10-K    
Amendment Flag false    
Document Period End Date Apr. 30, 2012    
Document Fiscal Year Focus 2012    
Document Fiscal Period Focus FY    
Trading Symbol KFY    
Entity Registrant Name KORN FERRY INTERNATIONAL    
Entity Central Index Key 0000056679    
Current Fiscal Year End Date --04-30    
Entity Well-known Seasoned Issuer Yes    
Entity Current Reporting Status Yes    
Entity Voluntary Filers No    
Entity Filer Category Large Accelerated Filer    
Entity Common Stock, Shares Outstanding   47,955,738  
Entity Public Float     $ 862,867,197