Quarterly report [Sections 13 or 15(d)]

Stockholders Equity and Stock Compensation - Additional Information (Detail)

v3.25.1
Stockholders Equity and Stock Compensation - Additional Information (Detail) - USD ($)
$ in Millions
3 Months Ended
Jul. 25, 2024
Mar. 31, 2025
Mar. 31, 2024
Class Of Stock [Line Items]      
Remaining to repurchase shares under Share Repurchase Program   $ 789.9  
Number of shares that remain available for grant   4,476,438  
Reduced amount of shares available for grant   3,825,663  
Recognized stock compensation expense   $ 23.5 $ 19.7
Unrecognized compensation cost related to nonvested common shares   $ 158.1  
Weighted average period for recognition of cost   1 year 11 months 15 days  
ESPP      
Class Of Stock [Line Items]      
Recognized stock compensation expense   $ 1.0 $ 1.0
Performance-Based Awards [Member]      
Class Of Stock [Line Items]      
Performance period   3 years  
Performance-Based Awards [Member] | Minimum [Member]      
Class Of Stock [Line Items]      
Payout percentage of performance awards   0.00%  
Performance-Based Awards [Member] | Maximum [Member]      
Class Of Stock [Line Items]      
Payout percentage of performance awards   200.00%  
2018 ESPP [Member]      
Class Of Stock [Line Items]      
Number of shares available for sale under employee stock purchase plan   3,360,412  
Percentage of price of common stock purchased   85.00%  
Maximum percentage of employee's compensation to purchase common stock   15.00%  
Class A Common Stock [Member] | New Share Repurchase Program [Member]      
Class Of Stock [Line Items]      
Stock repurchase program authorized amount $ 1,000.0    
Stock repurchase program expiration date Jul. 25, 2027    
Class A Common Stock [Member] | 2018 ESPP [Member]      
Class Of Stock [Line Items]      
Number of shares available for sale under employee stock purchase plan   5,000,000