Quarterly report pursuant to Section 13 or 15(d)

Document And Entity Information

v3.21.2
Document And Entity Information - shares
 9 Months Ended
Oct. 02, 2021
Oct. 28, 2021
Entity Information Line Items [Abstract]    
Entity File Number 001-01043  
Amendment Flag false  
Document Type 10-Q  
Document Period End Date Oct. 02, 2021  
Entity Registrant Name Brunswick Corporation  
Entity Address, Address Line One 26125 N. Riverwoods Blvd., Suite 500  
Entity Address, City or Town Mettawa  
Entity Address, State or Province IL  
Entity Address, Postal Zip Code 60045-3420  
City Area Code 847  
Local Phone Number 735-4700  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   77,095,328
Entity Incorporation, State or Country Code DE  
Entity Central Index Key 0000014930  
Entity Tax Identification Number 36-0848180  
Entity Filer Category Large Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2021  
Document Fiscal Period Focus Q3  
Document Quarterly Report true  
Document Transition Report false  
NEW YORK STOCK EXCHANGE, INC. [Member] | Common Stock [Member]    
Entity Information [Line Items]    
Security Exchange Name NYSE  
Title of 12(b) Security Common stock, par value $0.75 per share  
Trading Symbol BC  
NEW YORK STOCK EXCHANGE, INC. [Member] | 6.500% Senior Notes due 2048 [Member]    
Entity Information [Line Items]    
Security Exchange Name NYSE  
Title of 12(b) Security 6.500% Senior Notes due 2048  
Trading Symbol BC-A  
NEW YORK STOCK EXCHANGE, INC. [Member] | 6.625% Senior Notes due 2049 [Member]    
Entity Information [Line Items]    
Security Exchange Name NYSE  
Title of 12(b) Security 6.625% Senior Notes due 2049  
Trading Symbol BC-B  
NEW YORK STOCK EXCHANGE, INC. [Member] | 6.375% Senior Notes due 2049 [Member]    
Entity Information [Line Items]    
Security Exchange Name NYSE  
Title of 12(b) Security 6.375% Senior Notes due 2049  
Trading Symbol BC-C  
CHICAGO STOCK EXCHANGE, INC [Member] | Common Stock [Member]    
Entity Information [Line Items]    
Security Exchange Name CHX  
Title of 12(b) Security Common stock, par value $0.75 per share  
Trading Symbol BC