v3.25.1
Document and Entity Information - USD ($)
$ in Millions
 12 Months Ended
Apr. 30, 2025
Jun. 09, 2025
Document Information [Line Items]    
Document Type 10-K  
Document Annual Report true  
Document Period End Date Apr. 30, 2025  
Current Fiscal Year End Date --04-30  
Document Transition Report false  
Entity File Number 001-00123  
Entity Registrant Name BROWN-FORMAN CORPORATION  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 61-0143150  
Entity Address, Address Line One 850 Dixie Highway  
Entity Address, City or Town Louisville,  
Entity Address, State or Province KY  
Entity Address, Postal Zip Code 40210  
City Area Code 502  
Local Phone Number 585-1100  
Entity Well-known Seasoned Issuer Yes  
Entity Voluntary Filers No  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Large Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
ICFR Auditor Attestation Flag true  
Document Financial Statement Error Correction [Flag] false  
Entity Public Float $ 14,700  
Documents Incorporated by Reference
Portions of Registrant’s Proxy Statement for use in connection with the Annual Meeting of Stockholders to be held on or about July 24, 2025, are incorporated by reference into Part III of this report.
  
Entity Central Index Key 0000014693  
Amendment Flag false  
Document Fiscal Year Focus 2025  
Document Fiscal Period Focus FY  
Class A Common Stock    
Document Information [Line Items]    
Title of 12(b) Security Class A Common Stock (voting), $0.15 par value  
Trading Symbol BFA  
Security Exchange Name NYSE  
Entity Common Stock, Shares Outstanding   169,143,808
Class B Common Stock    
Document Information [Line Items]    
Title of 12(b) Security Class B Common Stock (nonvoting), $0.15 par value  
Trading Symbol BFB  
Security Exchange Name NYSE  
Entity Common Stock, Shares Outstanding   303,608,875
1.20% senior notes, due July 7, 2026 [Member]    
Document Information [Line Items]    
Title of 12(b) Security 1.200% Notes due 2026  
Trading Symbol BF26  
Security Exchange Name NYSE  
2.60% senior notes, due July 7, 2028 [Member]    
Document Information [Line Items]    
Title of 12(b) Security 2.600% Notes due 2028  
Trading Symbol BF28  
Security Exchange Name NYSE