INVESTMENTS - Schedule of Geographic Composition of the Company’s Investments at Cost and Fair Value (Details) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2026 USD ($) position		Dec. 31, 2025 USD ($) position
Net Investment Income [Line Items]
Number of Positions | position	106		112
Cost Basis	$ 1,945,794	[1],[2]	$ 1,516,173	[3],[4]
Fair Value	$ 1,955,403	[1],[2]	$ 1,528,317	[3],[4]
Fair Value as % of Net Assets	213.10%	[1],[2]	205.20%	[3],[4]
Investment Concentration Risk | Investments Owned At Fair Value
Net Investment Income [Line Items]
% of Total Investments at Fair Value	100.00%		100.00%
Investments in loans and other notes
Net Investment Income [Line Items]
Number of Positions | position	37		32
Cost Basis	$ 1,679,055		$ 1,166,686
Fair Value	$ 1,688,393		$ 1,176,561
Fair Value as % of Net Assets	184.00%		157.00%
Investments in loans and other notes | Investment Concentration Risk | Investments Owned At Fair Value
Net Investment Income [Line Items]
% of Total Investments at Fair Value	86.00%		77.00%
Investments in debt securities
Net Investment Income [Line Items]
Number of Positions | position	69		80
Cost Basis	$ 266,739		$ 349,487
Fair Value	$ 267,010		$ 351,756
Fair Value as % of Net Assets	29.00%		48.00%
Investments in debt securities | Investment Concentration Risk | Investments Owned At Fair Value
Net Investment Income [Line Items]
% of Total Investments at Fair Value	14.00%		23.00%
Sunbelt | Investments in loans and other notes
Net Investment Income [Line Items]
Number of Positions | position	17		14
Cost Basis	$ 1,124,184		$ 834,456
Fair Value	$ 1,130,398		$ 841,338
Fair Value as % of Net Assets	123.00%		112.00%
Sunbelt | Investments in loans and other notes | Investment Concentration Risk | Investments Owned At Fair Value
Net Investment Income [Line Items]
% of Total Investments at Fair Value	58.00%		55.00%
Sunbelt | Investments in debt securities
Net Investment Income [Line Items]
Number of Positions | position	26		33
Cost Basis	$ 103,093		$ 161,433
Fair Value	$ 103,255		$ 162,026
Fair Value as % of Net Assets	11.00%		22.00%
Sunbelt | Investments in debt securities | Investment Concentration Risk | Investments Owned At Fair Value
Net Investment Income [Line Items]
% of Total Investments at Fair Value	5.00%		11.00%
Northeast | Investments in loans and other notes
Net Investment Income [Line Items]
Number of Positions | position	18		18
Cost Basis	$ 408,568		$ 332,230
Fair Value	$ 411,696		$ 335,223
Fair Value as % of Net Assets	45.00%		45.00%
Northeast | Investments in loans and other notes | Investment Concentration Risk | Investments Owned At Fair Value
Net Investment Income [Line Items]
% of Total Investments at Fair Value	21.00%		22.00%
Northeast | Investments in debt securities
Net Investment Income [Line Items]
Number of Positions | position	20		22
Cost Basis	$ 89,563		$ 104,731
Fair Value	$ 89,833		$ 105,871
Fair Value as % of Net Assets	10.00%		15.00%
Northeast | Investments in debt securities | Investment Concentration Risk | Investments Owned At Fair Value
Net Investment Income [Line Items]
% of Total Investments at Fair Value	5.00%		7.00%
Midwest | Investments in debt securities
Net Investment Income [Line Items]
Number of Positions | position	5		8
Cost Basis	$ 22,993		$ 25,788
Fair Value	$ 23,162		$ 26,016
Fair Value as % of Net Assets	3.00%		3.00%
Midwest | Investments in debt securities | Investment Concentration Risk | Investments Owned At Fair Value
Net Investment Income [Line Items]
% of Total Investments at Fair Value	1.00%		2.00%
West | Investments in debt securities
Net Investment Income [Line Items]
Number of Positions | position	12		12
Cost Basis	$ 22,420		$ 29,678
Fair Value	$ 22,508		$ 29,936
Fair Value as % of Net Assets	2.00%		4.00%
West | Investments in debt securities | Investment Concentration Risk | Investments Owned At Fair Value
Net Investment Income [Line Items]
% of Total Investments at Fair Value	1.00%		2.00%
Northwest | Investments in loans and other notes
Net Investment Income [Line Items]
Number of Positions | position	1
Cost Basis	$ 72,232
Fair Value	$ 72,228
Fair Value as % of Net Assets	8.00%
Northwest | Investments in loans and other notes | Investment Concentration Risk | Investments Owned At Fair Value
Net Investment Income [Line Items]
% of Total Investments at Fair Value	3.00%
Northwest | Investments in debt securities
Net Investment Income [Line Items]
Number of Positions | position	2		2
Cost Basis	$ 6,242		$ 6,572
Fair Value	$ 6,381		$ 6,718
Fair Value as % of Net Assets	1.00%		1.00%
Northwest | Investments in debt securities | Investment Concentration Risk | Investments Owned At Fair Value
Net Investment Income [Line Items]
% of Total Investments at Fair Value	1.00%		0.00%
International | Investments in loans and other notes
Net Investment Income [Line Items]
Number of Positions | position	1
Cost Basis	$ 74,071
Fair Value	$ 74,071
Fair Value as % of Net Assets	8.00%
International | Investments in loans and other notes | Investment Concentration Risk | Investments Owned At Fair Value
Net Investment Income [Line Items]
% of Total Investments at Fair Value	4.00%
International | Investments in debt securities
Net Investment Income [Line Items]
Number of Positions | position	4		3
Cost Basis	$ 22,428		$ 21,285
Fair Value	$ 21,871		$ 21,189
Fair Value as % of Net Assets	2.00%		3.00%
International | Investments in debt securities | Investment Concentration Risk | Investments Owned At Fair Value
Net Investment Income [Line Items]
% of Total Investments at Fair Value	1.00%		1.00%

[1] Maturity date is based on the fully extended maturity date of the instrument for investments in loans and other notes or rated final distribution date for investments in debt securities; however, investments may be repaid before such date.

[2] Under the Investment Company Act of 1940, as amended (together with the rules and regulations promulgated thereunder, the "1940 Act"), the Company is generally deemed to "control" a portfolio company if the Company owns more than 25% of its outstanding voting securities and/or holds the power to exercise control over the management or policies of the portfolio company. Under the 1940 Act, the Company is generally deemed an "affiliated person" of a portfolio company if the Company owns 5% or more of the portfolio company's outstanding voting securities. As of March 31, 2026, the Company did not own more than 5% of a portfolio company's outstanding voting securities.

[3] Maturity date is based on the fully extended maturity date of the instrument for investments in loans and other notes or rated final distribution date for investments in debt securities; however investments may be repaid before such date.

[4] Under the Investment Company Act of 1940, as amended (together with the rules and regulations promulgated thereunder, the "1940 Act"), the Company is generally deemed to "control" a portfolio company if the Company owns more than 25% of its outstanding voting securities and/or holds the power to exercise control over the management or policies of the portfolio company. Under the 1940 Act, the Company is generally deemed an "affiliated person" of a portfolio company if the Company owns 5% or more of the portfolio company's outstanding voting securities. As of December 31, 2025, the Company did not own more than 5% of a portfolio company's outstanding voting securities.