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Debt Obligations - Collateralized Loan Obligations (Details) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2025 USD ($) loan	Dec. 31, 2024 USD ($) loan
Debt Obligations
Debt, Carrying Value	$ 3,286,395	$ 4,622,489
Debt, Wtd. Avg. Rate	6.70%
Total securitized debt
Debt Obligations
Debt, Face Value	$ 3,291,733	4,632,015
Debt, Carrying Value	$ 3,286,395	$ 4,622,489
Debt, Wtd. Avg. Rate	6.23%	6.35%
Collateral, Loans, UPB	$ 4,359,334	$ 5,901,442
Collateral, Loans, Carrying Value	4,357,315	5,898,103
Collateral, Cash, Restricted Cash	$ 0	$ 88,000
Weighted average note rate including certain fees and costs, percentage	6.53%	6.59%
Collateralized loan obligations
Debt Obligations
Debt, Face Value	$ 3,253,783	$ 4,581,374
Debt, Carrying Value	$ 3,248,557	$ 4,572,055
Debt, Wtd. Avg. Rate	6.23%	6.35%
Collateral, Loans, UPB	$ 4,276,894	$ 5,806,502
Collateral, Loans, Carrying Value	4,274,901	5,803,208
Collateral, Cash, Restricted Cash	0	88,000
Deferred financing fees	$ 5,200	$ 9,500
Number of loans under the loan portfolio | loan	43	46
Collateral at risk	$ 1,720,000	$ 1,600,000
Proceeds from issuance of collateralized loan obligations for acquiring additional loan obligations	14,400	43,400
CLO 19
Debt Obligations
Debt, Face Value		753,987
Debt, Carrying Value		$ 751,364
Debt, Wtd. Avg. Rate		7.02%
Collateral, Loans, UPB		$ 912,935
Collateral, Loans, Carrying Value		912,392
Collateral, Cash, Restricted Cash		0
CLO 18
Debt Obligations
Debt, Face Value	1,246,319	1,335,647
Debt, Carrying Value	$ 1,244,153	$ 1,332,950
Debt, Wtd. Avg. Rate	6.42%	6.47%
Collateral, Loans, UPB	$ 1,619,662	$ 1,684,765
Collateral, Loans, Carrying Value	1,618,935	1,684,285
Collateral, Cash, Restricted Cash	0	37,090
CLO 17
Debt Obligations
Debt, Face Value	1,408,697	1,482,657
Debt, Carrying Value	$ 1,407,044	$ 1,480,495
Debt, Wtd. Avg. Rate	6.16%	6.15%
Collateral, Loans, UPB	$ 1,796,122	$ 1,811,391
Collateral, Loans, Carrying Value	1,795,594	1,810,463
Collateral, Cash, Restricted Cash	0	50,910
CLO 16
Debt Obligations
Debt, Face Value	598,767	682,845
Debt, Carrying Value	$ 597,360	$ 681,008
Debt, Wtd. Avg. Rate	5.98%	5.93%
Collateral, Loans, UPB	$ 861,110	$ 944,660
Collateral, Loans, Carrying Value	860,372	943,542
Collateral, Cash, Restricted Cash	0	0
CLO 14
Debt Obligations
Debt, Face Value		326,238
Debt, Carrying Value		$ 326,238
Debt, Wtd. Avg. Rate		6.11%
Collateral, Loans, UPB		$ 452,751
Collateral, Loans, Carrying Value		452,526
Collateral, Cash, Restricted Cash		0
Q Series securitization
Debt Obligations
Debt, Face Value	37,950	50,641
Debt, Carrying Value	$ 37,838	$ 50,434
Debt, Wtd. Avg. Rate	6.41%	6.49%
Collateral, Loans, UPB	$ 82,440	$ 94,940
Collateral, Loans, Carrying Value	82,414	94,895
Collateral, Cash, Restricted Cash	$ 0	$ 0
Weighted average note rate including certain fees and costs, percentage	7.48%	7.46%

X

- Definition

Represents the face value of collateral in default, as defined by the CDO indenture, as well as assets deemed to be a credit risk. Credit risk assets are reported by each of the CDOs and are generally defined as the one that, in the CDO collateral manager's reasonable business judgment, has a significant risk of declining in credit quality or, with a passage of time, becoming a defaulted asset.

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