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Significant Accounting Policies - Additional Information (Detail) - USD ($)
$ in Millions
 12 Months Ended
Dec. 28, 2024
Dec. 30, 2023
Dec. 31, 2022
Dec. 31, 2021
Significant Of Accounting Policies [Line Items]        
Highly liquid investments included in cash and cash equivalents, maturity period 3 months      
Allowances for credit losses $ 7.0 $ 7.7    
Impairment of long-lived asset 0.0 0.0 $ 0.0  
Indefinite lived tradenames 518.8 520.1    
Impairment, Intangible Asset, Indefinite-Lived (Excluding Goodwill), Statement of Income or Comprehensive Income [Extensible Enumeration]     Asset Impairment Charges  
Impairment of intangible assets, trade names 0.0      
Unrecognized tax benefits pertaining to uncertain tax positions 25.2 25.6 $ 33.4 $ 83.1
Reasonably possible decrease in unrecognized tax benefits 6.1      
Advertising costs 235.8 221.5 220.7  
Advertising costs, reduction to net sales 50.9 51.4 47.7  
Estimated amount of net derivative gains in other comprehensive income reclassified to earnings within 12 months 12.5      
Water Segment [Member]        
Significant Of Accounting Policies [Line Items]        
Indefinite lived tradenames 215.6      
Outdoors Segment [Member]        
Significant Of Accounting Policies [Line Items]        
Indefinite lived tradenames 271.2      
Security Segment [Member]        
Significant Of Accounting Policies [Line Items]        
Indefinite lived tradenames 32.0      
Foreign Exchange Contracts [Member]        
Significant Of Accounting Policies [Line Items]        
Gains (losses) reclassified from Accumulated OCI into earnings   5.2 4.8  
Cash flow hedge [Member] | Foreign Exchange Contracts [Member]        
Significant Of Accounting Policies [Line Items]        
Gains (losses) reclassified from Accumulated OCI into earnings (0.4) 5.2 4.7  
Estimated amount of net derivative gains in other comprehensive income reclassified to earnings within 12 months $ 0.5      
Minimum [Member]        
Significant Of Accounting Policies [Line Items]        
Remaining lease terms 1 year      
Maximum [Member]        
Significant Of Accounting Policies [Line Items]        
Remaining lease terms 33 years      
Investments in Equity Securities [Member] | Minimum [Member]        
Significant Of Accounting Policies [Line Items]        
Percentage of voting interests of investee to exercise significant influence 20.00%      
Selling, general and administrative Expenses [Member]        
Significant Of Accounting Policies [Line Items]        
Customer program costs $ 31.0 28.1 24.7  
Shipping and handling costs 160.1 161.3 162.9  
Advertising costs 184.9 170.1 173.0  
Research and development expenses $ 69.9 $ 64.6 $ 62.0