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Capital Stock - Additional Information (Detail)
Mar. 28, 2020
Vote
Class
$ / shares
Mar. 30, 2019
$ / shares
Class of Stock [Line Items]    
Preferred shares par value | $ / shares $ 0 $ 0
Number of classes of common stock outstanding | Class 2  
Class A Common Stock [Member]    
Class of Stock [Line Items]    
Common stock voting rights per share 1  
Class B Common Stock [Member]    
Class of Stock [Line Items]    
Common stock voting rights per share 10