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Stock-Based Compensation - Summary of Changes in Number of Shares of Common Stock Under Option (Detail) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Shares        
Shares, outstanding, beginning balance (in shares) 5,447 4,964 6,263  
Shares, granted (in shares) 649 1,097 503  
Shares, exercised (in share) (544) (592) (1,681)  
Shares, forfeited (in shares) (251) (22) (121)  
Shares, outstanding, ending balance (in shares) 5,301 5,447 4,964  
Weighted Average Exercise Price        
Weighted average exercise price, outstanding, beginning balance (in dollars per share) $ 176.52 $ 146.69 $ 124.38  
Weighted average exercise price, granted (in dollars per share) 223.66 261.85 215.36  
Weighted average exercise price, exercised (in dollars per share) 94.79 82.50 80.84  
Weighted average exercise price, forfeited (in dollars per share) 230.60 230.14 194.61  
Weighted average exercise price, outstanding, ending balance (in dollars per share) $ 188.12 $ 176.52 $ 146.69  
Options, Additional Disclosures [Abstract]        
Shares, expected to vest (in shares) 1,422      
Weighted average exercise price of options, expected to vest (in dollars per share) $ 240.05      
Options exercisable (in shares) 3,512 3,798 3,994 5,137
Weighted average exercise price of exercisable options, outstanding (in dollars per share) $ 159.46 $ 145.18 $ 130.37 $ 109.03
Weighted average fair value of options, granted in period (in dollars per share) $ 65.23 $ 72.84 $ 53.18  
Aggregate intrinsic value, options outstanding $ 113,681 $ 257,707 $ 626,107 $ 1,022,860
Aggregate intrinsic value of options exercised during period $ 64,783 $ 83,686 $ 322,823