Stock-Based Incentive Plans - Movement in Outstanding Shares of Restricted Class A Common Stock and Weighted-Average Grant Date Fair Value Per Share (Detail) - Restricted Class A Common Stock	6 Months Ended
	Jun. 30, 2025 $ / shares shares
Restricted Class A Common Stock
Beginning balance (in shares) | shares	2,142,759
Granted (in shares) | shares	511,012
Vested (in shares) | shares	(691,323)
Forfeited (in shares) | shares	(29,008)
Ending balance (in shares) | shares	1,933,440
Weighted-Average Grant Date Fair Value Per Share
Beginning balance (in dollars per share) | $ / shares	$ 21.13
Granted (in dollars per share) | $ / shares	17.88
Vested (in dollars per share) | $ / shares	21.14
Forfeited (in dollars per share) | $ / shares	19.75
Ending balance (in dollars per share) | $ / shares	$ 20.29