XML 17 R1.htm IDEA: XBRL DOCUMENT v3.25.0.1
Cover - USD ($)
 12 Months Ended
Dec. 31, 2024
Feb. 11, 2025
Jun. 28, 2024
Document Information [Line Items]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2024    
Current Fiscal Year End Date --12-31    
Document Transition Report false    
Entity File Number 1-7928    
Entity Registrant Name BIO-RAD LABORATORIES, INC.    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 94-1381833    
Entity Address, Address Line One 1000 Alfred Nobel Drive,    
Entity Address, City or Town Hercules,    
Entity Address, State or Province CA    
Entity Address, Postal Zip Code 94547    
City Area Code (510)    
Local Phone Number 724-7000    
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    
ICFR Auditor Attestation Flag true    
Document Financial Statement Error Correction [Flag] false    
Entity Shell Company false    
Entity Central Index Key 0000012208    
Document Fiscal Year Focus 2024    
Document Fiscal Period Focus FY    
Amendment Flag false    
Documents Incorporated by Reference Definitive Proxy Statement to be mailed to stockholders in connection with the
registrant's 2025 Annual Meeting of Stockholders (specified portions)
 III 		   
Common Class A      
Document Information [Line Items]      
Title of 12(b) Security Class A Common Stock Par Value $0.0001 per share    
Trading Symbol BIO    
Security Exchange Name NYSE    
Entity Public Float     $ 5,342,352,777
Entity Common Stock, Shares Outstanding   22,940,805  
Common Class B      
Document Information [Line Items]      
Title of 12(b) Security Class B Common Stock Par Value $0.0001 per share    
Trading Symbol BIO.B    
Security Exchange Name NYSE    
Entity Public Float     $ 28,604,722
Entity Common Stock, Shares Outstanding   5,070,337