SECURED BORROWINGS - Schedule of Contractual Maturities of Debt Obligations (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Debt Instrument [Line Items]
Total	$ 1,101,964	$ 951,877
Less than 1 Year	0	0
1 to 3 years	217,500	37,377
3 to 5 years	112,750	357,500
More than 5 Years	771,714	557,000
Wells Fargo Financing Facility | Credit Facility
Debt Instrument [Line Items]
Total	95,000	231,000
Less than 1 Year	0	0
1 to 3 years	95,000	0
3 to 5 years	0	231,000
More than 5 Years	0	0
SMBC Financing Facility | Credit Facility
Debt Instrument [Line Items]
Total	122,500	37,377
Less than 1 Year	0	0
1 to 3 years	122,500	37,377
3 to 5 years	0	0
More than 5 Years	0	0
Revolving Credit Facility | Credit Facility
Debt Instrument [Line Items]
Total	112,750	126,500
Less than 1 Year	0	0
1 to 3 years	0	0
3 to 5 years	112,750	126,500
More than 5 Years	0	0
CLO-I | Secured Debt
Debt Instrument [Line Items]
Total	342,000	342,000
Less than 1 Year	0	0
1 to 3 years	0	0
3 to 5 years	0	0
More than 5 Years	342,000	342,000
CLO-II | Secured Debt
Debt Instrument [Line Items]
Total	214,714	215,000
Less than 1 Year	0	0
1 to 3 years	0	0
3 to 5 years	0	0
More than 5 Years	214,714	$ 215,000
CLO-III | Secured Debt
Debt Instrument [Line Items]
Total	215,000
Less than 1 Year	0
1 to 3 years	0
3 to 5 years	0
More than 5 Years	$ 215,000