Loans Receivable, Net - Loans Receivable Based On Our Internal Risk Ratings, Separated By Year Of Origination (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Total loans receivable
Loans receivable	$ 19,047,518	$ 23,787,012	$ 25,017,880
CECL reserve	(733,936)	(576,936)	(326,137)
Loans receivable, net	18,313,582	23,210,076
Gross charge-offs
Year one	0
Year two	0
Year three	(52,045)
Year four	(255,005)
Year five	0
Prior	(77,553)
Charge-offs	(384,603)
Total loans receivable
Total loans receivable
Year one	329,059	0
Year two	0	5,128,418
Year three	4,264,668	9,804,976
Year four	7,399,261	919,167
Year five	873,180	3,376,753
Prior	6,181,350	4,557,698
Loans receivable	19,047,518	23,787,012
Unique Loans
Total loans receivable
Year one	0	0
Year two	0	894,599
Year three	814,225	0
Year four	0	0
Year five	0	264,457
Prior	791,558	797,395
Loans receivable	1,605,783	1,956,451
CECL reserve	(47,087)	(49,371)	(45,960)
Gross charge-offs
Charge-offs	0
Impaired loans
Total loans receivable
Year one	0	0
Year two	0	0
Year three	170,388	508,264
Year four	367,030	140,000
Year five	34,214	0
Prior	1,255,929	1,229,015
Loans receivable	1,827,561	1,877,279
CECL reserve	(580,651)	(417,670)	$ (189,778)
Gross charge-offs
Charge-offs	(384,603)
U.S. loans
Total loans receivable
Year one	329,059	0
Year two	0	2,556,605
Year three	2,185,211	6,981,813
Year four	5,037,654	685,744
Year five	751,337	827,750
Prior	2,500,841	2,531,288
Loans receivable	10,804,102	13,583,200
Non-U.S. loans
Total loans receivable
Year one	0	0
Year two	0	1,677,214
Year three	1,094,844	2,314,899
Year four	1,994,577	93,423
Year five	87,629	2,284,546
Prior	1,633,022	0
Loans receivable	4,810,072	6,370,082
1
Total loans receivable
Loans receivable	1,919,280	763,101
1 | Total loans receivable
Total loans receivable
Year one	0	0
Year two	0	172,575
Year three	151,674	443,739
Year four	325,508	39,877
Year five	60,240	52,939
Prior	1,381,858	53,971
Loans receivable	1,919,280	763,101
1 | Unique Loans
Total loans receivable
Year one	0	0
Year two	0	0
Year three	0	0
Year four	0	0
Year five	0	0
Prior	0	0
Loans receivable	0	0
1 | Impaired loans
Total loans receivable
Year one	0	0
Year two	0	0
Year three	0	0
Year four	0	0
Year five	0	0
Prior	0	0
Loans receivable	0	0
1 | U.S. loans
Total loans receivable
Year one	0	0
Year two	0	172,575
Year three	151,674	443,739
Year four	245,289	39,877
Year five	60,240	52,939
Prior	1,381,858	53,971
Loans receivable	1,839,061	763,101
1 | Non-U.S. loans
Total loans receivable
Year one	0	0
Year two	0	0
Year three	0	0
Year four	80,219	0
Year five	0	0
Prior	0	0
Loans receivable	80,219	0
2
Total loans receivable
Loans receivable	3,346,881	6,143,184
2 | Total loans receivable
Total loans receivable
Year one	60,651	0
Year two	0	1,229,951
Year three	697,257	3,113,924
Year four	2,399,516	125,602
Year five	87,629	235,532
Prior	101,828	1,438,175
Loans receivable	3,346,881	6,143,184
2 | Unique Loans
Total loans receivable
Year one	0	0
Year two	0	0
Year three	0	0
Year four	0	0
Year five	0	0
Prior	0	0
Loans receivable	0	0
2 | Impaired loans
Total loans receivable
Year one	0	0
Year two	0	0
Year three	0	0
Year four	0	0
Year five	0	0
Prior	0	0
Loans receivable	0	0
2 | U.S. loans
Total loans receivable
Year one	60,651	0
Year two	0	195,755
Year three	197,153	1,883,162
Year four	1,611,856	32,179
Year five	0	200,917
Prior	0	1,438,175
Loans receivable	1,869,660	3,750,188
2 | Non-U.S. loans
Total loans receivable
Year one	0	0
Year two	0	1,034,196
Year three	500,104	1,230,762
Year four	787,660	93,423
Year five	87,629	34,615
Prior	101,828	0
Loans receivable	1,477,221	2,392,996
3
Total loans receivable
Loans receivable	9,246,692	12,277,518
3 | Total loans receivable
Total loans receivable
Year one	268,408	0
Year two	0	3,408,227
Year three	3,008,569	4,814,979
Year four	3,287,535	613,688
Year five	691,097	2,895,114
Prior	1,991,083	545,510
Loans receivable	9,246,692	12,277,518
3 | Unique Loans
Total loans receivable
Year one	0	0
Year two	0	894,599
Year three	814,225	0
Year four	0	0
Year five	0	264,457
Prior	265,808	186,253
Loans receivable	1,080,033	1,345,309
3 | Impaired loans
Total loans receivable
Year one	0	0
Year two	0	0
Year three	0	0
Year four	0	0
Year five	0	0
Prior	0	0
Loans receivable	0	0
3 | U.S. loans
Total loans receivable
Year one	268,408	0
Year two	0	1,870,610
Year three	1,599,604	3,730,842
Year four	2,160,837	613,688
Year five	691,097	380,726
Prior	392,470	359,257
Loans receivable	5,112,416	6,955,123
3 | Non-U.S. loans
Total loans receivable
Year one	0	0
Year two	0	643,018
Year three	594,740	1,084,137
Year four	1,126,698	0
Year five	0	2,249,931
Prior	1,332,805	0
Loans receivable	3,054,243	3,977,086
4
Total loans receivable
Loans receivable	2,707,104	2,725,930
4 | Total loans receivable
Total loans receivable
Year one	0	0
Year two	0	317,665
Year three	236,780	924,070
Year four	1,019,672	0
Year five	0	193,168
Prior	1,450,652	1,291,027
Loans receivable	2,707,104	2,725,930
4 | Unique Loans
Total loans receivable
Year one	0	0
Year two	0	0
Year three	0	0
Year four	0	0
Year five	0	0
Prior	525,750	611,142
Loans receivable	525,750	611,142
4 | Impaired loans
Total loans receivable
Year one	0	0
Year two	0	0
Year three	0	0
Year four	0	0
Year five	0	0
Prior	0	0
Loans receivable	0	0
4 | U.S. loans
Total loans receivable
Year one	0	0
Year two	0	317,665
Year three	236,780	924,070
Year four	1,019,672	0
Year five	0	193,168
Prior	726,513	679,885
Loans receivable	1,982,965	2,114,788
4 | Non-U.S. loans
Total loans receivable
Year one	0	0
Year two	0	0
Year three	0	0
Year four	0	0
Year five	0	0
Prior	198,389	0
Loans receivable	198,389	0
5
Total loans receivable
Loans receivable	1,827,561	1,877,279
5 | Total loans receivable
Total loans receivable
Year one	0	0
Year two	0	0
Year three	170,388	508,264
Year four	367,030	140,000
Year five	34,214	0
Prior	1,255,929	1,229,015
Loans receivable	1,827,561	1,877,279
5 | Unique Loans
Total loans receivable
Year one	0	0
Year two	0	0
Year three	0	0
Year four	0	0
Year five	0	0
Prior	0	0
Loans receivable	0	0
5 | Impaired loans
Total loans receivable
Year one	0	0
Year two	0	0
Year three	170,388	508,264
Year four	367,030	140,000
Year five	34,214	0
Prior	1,255,929	1,229,015
Loans receivable	1,827,561	1,877,279
5 | U.S. loans
Total loans receivable
Year one	0	0
Year two	0	0
Year three	0	0
Year four	0	0
Year five	0	0
Prior	0	0
Loans receivable	0	0
5 | Non-U.S. loans
Total loans receivable
Year one	0	0
Year two	0	0
Year three	0	0
Year four	0	0
Year five	0	0
Prior	0	0
Loans receivable	$ 0	$ 0