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Capital Structure - Additional Information (Detail) - USD ($)
$ / shares in Units, $ in Thousands
2 Months Ended 3 Months Ended 12 Months Ended
Feb. 14, 2019
Mar. 27, 2016
Dec. 30, 2018
Dec. 31, 2017
Jan. 01, 2017
Mar. 25, 2018
Aug. 02, 2017
Oct. 27, 2015
Components Of Common Stock [Line Items]                
Share repurchase program, approved amount           $ 750,000    
Common stock repurchased and retired (in shares)     2,387,430 5,576,249 2,816,716      
Repurchased common stock, value     $ 591,212 $ 1,064,253 $ 300,250      
Stock repurchase remaining authorized repurchase amount     $ 158,800          
Common stock, shares authorized     170,000,000 170,000,000        
Subsequent Event [Member]                
Components Of Common Stock [Line Items]                
Common stock repurchased and retired (in shares) 33,549              
Common Stock Repurchased and Retired (Per Share) $ 242.74              
Retired Stock Repurchased Value $ 8,100              
ASR Agreement on August 03 2017 [Member]                
Components Of Common Stock [Line Items]                
Accelerated share repurchase agreement       $ 1,000,000     $ 1,000,000  
Common stock repurchased and retired (in shares)     5,218,670          
Common stock repurchased and retired, average price     $ 191.62          
ASR Agreement on October 27 2015 [Member]                
Components Of Common Stock [Line Items]                
Common stock repurchased and retired (in shares)   456,936            
Voting [Member]                
Components Of Common Stock [Line Items]                
Common stock, shares authorized     160,000,000          
Non-Voting [Member]                
Components Of Common Stock [Line Items]                
Common stock, shares authorized     10,000,000          
2017 Recapitalization [Member]                
Components Of Common Stock [Line Items]                
Share repurchase program, approved amount     $ 750,000          
2017 Recapitalization [Member] | ASR Agreement on August 03 2017 [Member]                
Components Of Common Stock [Line Items]                
Stock Repurchased During Period Value     $ 1,000,000          
2015 Recapitalization [Member]                
Components Of Common Stock [Line Items]                
Accelerated share repurchase agreement               $ 600,000