Investments at Fair Value (Tables)

9 Months Ended

Sep. 30, 2023

Investments, Debt and Equity Securities [Abstract]

Summary of Investments at Fair Value

Investments at fair value consisted of the following at September 30, 2023 and December 31, 2022:

	September 30, 2023
	Amortized Cost (1)		Fair Value		Net Unrealized Gain (Loss)
First-lien debt investments	$	1,877,359	$	1,916,510	$	39,151
Mezzanine debt investments		100,330		101,620		1,290
Equity and other investments		30,259		30,259		—
Total Investments	$	2,007,948	$	2,048,389	$	40,441

	December 31, 2022
	Amortized Cost (1)		Fair Value		Net Unrealized Gain (Loss)
First-lien debt investments	$	801,223	$	800,995	$	(228	)
Equity and other investments		7,806		7,806		—
Total Investments	$	809,029	$	808,801	$	(228	)

(1)The amortized cost represents the original cost adjusted for the amortization of discounts or premiums, as applicable, on debt investments using the effective interest method.

Summary of Industry Composition of Investments at Fair Value

The industry composition of investments at fair value at September 30, 2023 and December 31, 2022:

	September 30, 2023			December 31, 2022
Automotive		0.5	%		—
Business Services		18.0	%		0.8	%
Chemicals		1.2	%		2.4	%
Communications		1.9	%		—
Financial Services		14.0	%		32.4	%
Healthcare		5.8	%		—
Human Resource Support Services		12.6	%		18.0	%
Insurance		2.8	%		—
Internet Services		12.4	%		0.7	%
Manufacturing		14.6	%		16.3	%
Oil, Gas and Consumable Fuels		4.7	%		—
Retail and Consumer Products		11.5	%		29.4	%
Total		100.0	%		100.0	%

Summary of Geographic Composition of Investments at Fair Value

The geographic composition of investments at fair value at September 30, 2023 and December 31, 2022:

	September 30, 2023			December 31, 2022
United States
Midwest		23.8	%		18.1	%
Northeast		21.7	%		45.5	%
South		0.3	%		0.7	%
West		42.5	%		32.5	%
Canada		1.9	%		—
Finland (1)		0.0	%		—
Germany		0.4	%		0.4	%
Luxembourg		0.2	%		0.4	%
Netherlands		0.2	%		—
Norway		1.1	%		2.4	%
United Kingdom		7.9	%		—
Total		100.0	%		100.0	%

(1)Value rounds to less than 0.1%