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Short-term and Long-term Debt - Additional Information (Detail)
 3 Months Ended 12 Months Ended
Mar. 22, 2018
USD ($)
Mar. 30, 2019
USD ($)
revision
Mar. 31, 2018
USD ($)
Dec. 29, 2018
USD ($)
Feb. 20, 2018
USD ($)
Schedule Of Debt Instruments [Line Items]          
Notes payable   $ 142,500,000   $ 186,300,000  
Commercial paper outstanding   131,500,000   177,100,000  
Other notes payable   11,000,000   9,200,000  
Loss on early extinguishment of debt   0 $ 7,800,000    
Proceeds from sale of unsecured long-term notes   $ 0 $ 395,400,000    
Unsecured Notes Due 2019 - 6.70%          
Schedule Of Debt Instruments [Line Items]          
Debt instrument, face amount         $ 200,000,000
2019 Notes          
Schedule Of Debt Instruments [Line Items]          
Debt instrument, repurchase amount         26,100,000
Payment for debt extinguishment $ 209,100,000        
Accrued interest 1,500,000        
Loss on early extinguishment of debt $ 7,800,000        
4.10% Unsecured Notes Due 2048          
Schedule Of Debt Instruments [Line Items]          
Debt instrument, face amount         $ 400,000,000
Unsecured notes, interest rate         4.10%
Proceeds from sale of unsecured long-term notes       395,400,000  
Transaction costs       $ 3,500,000  
Five-year Multi-Currency Revolving Credit Facility          
Schedule Of Debt Instruments [Line Items]          
Debt maturity term   5 years      
Revolving credit facility, amount available   $ 700,000,000      
Revolving credit facility, outstanding amount   $ 0      
Number of allowed revisions to debt ratios | revision   2      
Actual debt-to-capital ratio   0.21      
Actual debt-to-income ratio   0.93      
Five-year Multi-Currency Revolving Credit Facility | Maximum          
Schedule Of Debt Instruments [Line Items]          
Maximum limit of required debt-to-capital ratio   0.6      
Maximum limit of required debt-to-income ratio   3.5      
Five-year Multi-Currency Revolving Credit Facility | Maximum | Material Acquisition          
Schedule Of Debt Instruments [Line Items]          
Maximum limit of required debt-to-capital ratio   0.65      
Maximum limit of required debt-to-income ratio   3.75