Loans Receivable, Net - Schedule Of Current Expected Credit Loss Reserve By Pool (Detail) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended	12 Months Ended
	Jun. 30, 2025	Mar. 31, 2025	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2025	Dec. 31, 2024
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 741,541	$ 733,936	$ 751,370	$ 576,936	$ 733,936	$ 576,936
(Decrease) increase in CECL reserves	44,367	49,429	155,105	235,447
Charge-offs of CECL reserves	(45,057)	(41,824)	(12,537)	(61,013)	(86,881)	(384,603)
Ending balance	740,851	741,541	893,938	751,370	740,851	733,936
US Loans
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	97,661	80,057	74,528	78,335	80,057	78,335
(Decrease) increase in CECL reserves	(6,759)	17,604	(11,997)	(3,807)
Charge-offs of CECL reserves	0	0	0	0
Ending balance	90,902	97,661	62,531	74,528	90,902	80,057
Non-U.S. Loans
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	39,937	26,141	30,790	31,560	26,141	31,560
(Decrease) increase in CECL reserves	(1,568)	13,796	(2,639)	(770)
Charge-offs of CECL reserves	0	0	0	0
Ending balance	38,369	39,937	28,151	30,790	38,369	26,141
Unique Loans
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	48,564	47,087	43,453	49,371	47,087	49,371
(Decrease) increase in CECL reserves	4,249	1,477	423	(5,918)
Charge-offs of CECL reserves	0	0	0	0
Ending balance	52,813	48,564	43,876	43,453	52,813	47,087
Impaired loans
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning balance	555,379	580,651	602,599	417,670	580,651	417,670
(Decrease) increase in CECL reserves	48,445	16,552	169,318	245,942
Charge-offs of CECL reserves	(45,057)	(41,824)	(12,537)	(61,013)
Ending balance	$ 558,767	$ 555,379	$ 759,380	$ 602,599	$ 558,767	$ 580,651