Fair Value Measurement and Disclosures - Summary of Fair Value of Level III Investments (Details)	3 Months Ended
	Mar. 31, 2025 USD ($)
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net change in unrealized gain (loss)	$ (189,000)
Transfers into Level III	0
Transfers out of Level III	0
Level III
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Balance as of December 31, 2024	73,377,000
Purchases	160,152,000
Sales	(17,529,000)
Net realized gain (loss)	2,000
Net change in unrealized gain (loss)	(190,000)
Transfers out of Level III	(94,000)
Balance as of March 31, 2025	215,718,000
Series I
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net change in unrealized gain (loss)	95,000
Series I | Level III
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Balance as of December 31, 2024	21,331,000
Purchases	34,138,000
Sales	(4,060,000)
Net realized gain (loss)	(1,000)
Net change in unrealized gain (loss)	95,000
Transfers out of Level III	(27,000)
Balance as of March 31, 2025	51,476,000
Series II
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Net change in unrealized gain (loss)	(284,000)
Series II | Level III
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Balance as of December 31, 2024	52,046,000
Purchases	126,014,000
Sales	(13,469,000)
Net realized gain (loss)	3,000
Net change in unrealized gain (loss)	(285,000)
Transfers out of Level III	(67,000)
Balance as of March 31, 2025	$ 164,242,000