Compensation - Compensation Expense Related to Class A Common Stock (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Allocation of net income and dividend equivalents	$ 0	$ (5,177)
LPU amortization	0	21,431
RSU, RSU Tax Account, and restricted stock amortization	19,467	5,596
Equity-based compensation and allocations of net income to limited partnership units and FPUs	96,081	81,373
LPUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Issuance of common stock and grants of exchangeability	33,832	51,966
Class A Common Stock | LPUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Issuance of common stock and grants of exchangeability	33,832	51,966
Allocation of net income and dividend equivalents	1,294	2,380
LPU amortization	0	21,431
RSU, RSU Tax Account, and restricted stock amortization	60,955	5,596
Equity-based compensation and allocations of net income to limited partnership units and FPUs	$ 96,081	$ 81,373