Stock-Based Incentive Plans - Additional Information (Detail) $ in Millions	12 Months Ended
	Dec. 31, 2024 USD ($) plan shares	Dec. 31, 2023 shares	Dec. 31, 2022 shares	Jun. 30, 2022 plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of benefit plans | plan	2			9
Number of expired benefit plans | plan				7
Restricted Class A Common Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted shares, vesting period (in years)	3 years
Number of shares of restricted class A common stock outstanding (in shares)	2,142,759	2,180,181	1,883,784
Unrecognized compensation cost relating to nonvested share-based compensation | $	$ 43.5
Unrecognized compensation cost expected to be recognized over weighted average period (in years)	1 year 2 months 12 days
Restricted Class A Common Stock | Vest in 2025
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares of restricted class A common stock outstanding (in shares)	1,155,244
Restricted Class A Common Stock | Vest in 2026
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares of restricted class A common stock outstanding (in shares)	714,034
Restricted Class A Common Stock | Vest in 2027
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares of restricted class A common stock outstanding (in shares)	273,481
Class A Common Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum number of shares available under plan (in shares)	10,400,000
Number of shares available under plan (in shares)	6,479,670