Loans Receivable, Net - Schedule Of Current Expected Credit Loss Reserve By Pool (Detail) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 733,936	$ 576,936	$ 576,936
(Decrease) increase in CECL reserves	49,429	235,447
Charge-offs of CECL reserves	(41,824)	(61,013)	(384,603)
Ending balance	741,541	751,370	733,936
US Loans
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	80,057	78,335	78,335
(Decrease) increase in CECL reserves	17,604	(3,807)
Charge-offs of CECL reserves	0	0
Ending balance	97,661	74,528	80,057
Non-U.S. Loans
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	26,141	31,560	31,560
(Decrease) increase in CECL reserves	13,796	(770)
Charge-offs of CECL reserves	0	0
Ending balance	39,937	30,790	26,141
Unique Loans
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	47,087	49,371	49,371
(Decrease) increase in CECL reserves	1,477	(5,918)
Charge-offs of CECL reserves	0	0
Ending balance	48,564	43,453	47,087
Impaired loans
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	580,651	417,670	417,670
(Decrease) increase in CECL reserves	16,552	245,942
Charge-offs of CECL reserves	(41,824)	(61,013)
Ending balance	$ 555,379	$ 602,599	$ 580,651