Investment Valuations and Fair Value Measurements - Summary of Reconciliation of Balances for Total Investments (Details) - Fair Value, Inputs, Level 3 [Member] - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning Balance	$ 118,178	$ 10,150
Purchases, including payments received in-kind	16,920	26,410
Sales and paydowns of investments	(2,443)	(52)
Amortization of premium and accretion of discount, net	179	13
Net realized gains	26
Net change in unrealized appreciation/(depreciation)	(622)	(14)
Ending Balance	132,238	36,507
Change in net unrealized appreciation/(depreciation) in investments held	(622)	57
Debt
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning Balance	118,178	10,150
Purchases, including payments received in-kind	16,920	26,410
Sales and paydowns of investments	(2,443)	(52)
Amortization of premium and accretion of discount, net	179	13
Net realized gains	26
Net change in unrealized appreciation/(depreciation)	(622)	(14)
Ending Balance	132,238	36,507
Change in net unrealized appreciation/(depreciation) in investments held	(622)	57
Equity
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning Balance	0	0
Purchases, including payments received in-kind	0	0
Sales and paydowns of investments	0	0
Amortization of premium and accretion of discount, net	0	0
Net realized gains	0
Net change in unrealized appreciation/(depreciation)	0	0
Ending Balance	0	0
Change in net unrealized appreciation/(depreciation) in investments held	$ 0	$ 0