Loans - Risk Ratings by Class of Loan (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Investments in loans
Total Amortized Cost Basis	$ 21,627,097	$ 18,401,316
Credit Loss Allowance	440,842	448,295
Loans held-for-sale
Investments in loans
Total Amortized Cost Basis	2,323,543	$ 2,516,008
Credit Loss Allowance	0
Commercial loans:
Investments in loans
2025	4,758,632
2024	1,040,118
2023	1,025,413
2022	3,499,536
2021	4,044,795
Prior	2,096,204
Total Amortized Cost Basis	16,464,698
Credit Loss Allowance	426,365
Commercial loans: \| LTV less than 60%
Investments in loans
2025	1,451,764
2024	313,145
2023	366,195
2022	778,968
2021	372,722
Prior	386,450
Total Amortized Cost Basis	3,669,244
Credit Loss Allowance	3,076
Commercial loans: \| LTV 60% - 70%
Investments in loans
2025	2,549,701
2024	293,835
2023	447,568
2022	1,699,336
2021	1,708,043
Prior	332,383
Total Amortized Cost Basis	7,030,866
Credit Loss Allowance	21,581
Commercial loans: \| LTV > 70%
Investments in loans
2025	752,167
2024	433,138
2023	207,100
2022	930,497
2021	1,964,030
Prior	1,335,917
Total Amortized Cost Basis	5,622,849
Credit Loss Allowance	349,446
Commercial loans: \| Credit deteriorated
Investments in loans
2025	0
2024	0
2023	0
2022	90,735
2021	0
Prior	41,454
Total Amortized Cost Basis	132,189
Credit Loss Allowance	52,262
Commercial loans: \| Defeased and other
Investments in loans
2025	5,000
2024	0
2023	4,550
2022	0
2021	0
Prior	0
Total Amortized Cost Basis	9,550
Credit Loss Allowance	0
Infrastructure loans:
Investments in loans
2025	1,881,425
2024	549,425
2023	263,612
2022	46,095
2021	23,326
Prior	74,973
Total Amortized Cost Basis	2,838,856
Credit Loss Allowance	14,477
Infrastructure loans: \| Power
Investments in loans
2025	1,150,766
2024	314,051
2023	108,363
2022	46,095
2021	23,326
Prior	33,628
Total Amortized Cost Basis	1,676,229
Credit Loss Allowance	7,672
Infrastructure loans: \| Oil and gas
Investments in loans
2025	730,659
2024	235,374
2023	155,249
2022	0
2021	0
Prior	41,345
Total Amortized Cost Basis	1,162,627
Credit Loss Allowance	$ 6,805

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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