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Employee Stock-Based Compensation - Additional Information (Detail)
9 Months Ended
Sep. 30, 2024
$ / shares
shares
Time Based Restricted Stock Unit Grants  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
RSUs Granted | shares 272,000
Weighted average grant date fair value, granted | $ / shares $ 186.75
Time Based Restricted Stock Unit Grants | Minimum  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Stock award granted vested period 1 year
Time Based Restricted Stock Unit Grants | Maximum  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Stock award granted vested period 3 years
Performance Market and Service Condition Based Restricted Stock Unit Grants | 2014 Incentive Plan  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
RSUs Granted | shares 85,500
Stock award granted vested period 3 years
Weighted average grant date fair value, granted | $ / shares $ 201.97
Increased percentage of total number of shares of additional common stock earned 10.00%
Decreased percentage of total number of shares of additional common stock earned 10.00%
Performance Market and Service Condition Based Restricted Stock Unit Grants | 2014 Incentive Plan | Minimum  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Percentage of number of shares of common stock earned 0.00%
Performance Market and Service Condition Based Restricted Stock Unit Grants | 2014 Incentive Plan | Maximum  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Percentage of number of shares of common stock earned 200.00%