Fair Value Measurement and Disclosures - Additional Information (Details) - USD ($)	3 Months Ended		4 Months Ended	9 Months Ended
	Sep. 30, 2024	Jun. 30, 2024	Sep. 30, 2024	Sep. 30, 2024	Dec. 31, 2023
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Investments at fair value	$ 36,887,000		$ 36,887,000	$ 36,887,000	$ 0
Derivative liabilities, at fair value	478,000		478,000	478,000	0
Transfers into Level III	0			0
Transfers out of Level III	0			0
Investment Owned, Fair Value	76,828,000		76,828,000	76,828,000
Unrealized gain (loss) on investments	76,000	$ 14,000		90,000
Net Income (Loss)	1,246,000			1,392,000
Series I
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative liabilities, at fair value	77,000		77,000	77,000
Investment Owned, Fair Value	12,328,000		12,328,000	12,328,000
Net Income (Loss)	157,000			157,000
Series II
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative liabilities, at fair value	401,000		401,000	401,000
Investment Owned, Fair Value	64,500,000		64,500,000	64,500,000
Net Income (Loss)	1,089,000			1,235,000
MAST
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Net Income (Loss)			810,000	9,230,000
MAST | Series I
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Net Income (Loss)			122,000
MAST | Series II
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Net Income (Loss)			688,000
Series I
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Investments at fair value	5,919,000		5,919,000	5,919,000	0
Derivative liabilities, at fair value					0
Unrealized gain (loss) on investments	12,000			12,000
Series II
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Investments at fair value	30,968,000		30,968,000	30,968,000	0
Derivative liabilities, at fair value					0
Unrealized gain (loss) on investments	64,000	$ 14,000		78,000
Level I
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative liabilities, at fair value	465,000		465,000	465,000
Level I | Money Market Funds
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents	10,430,000		10,430,000	10,430,000
Level I | Series I
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents	1,700,000		1,700,000	1,700,000
Derivative liabilities, at fair value	75,000		75,000	75,000
Level I | Series II
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents	8,730,000		8,730,000	8,730,000
Derivative liabilities, at fair value	390,000		390,000	390,000
Level III
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Investments at fair value	20,287,000		20,287,000	20,287,000
Investment Owned, Fair Value	26,287,000		26,287,000	26,287,000	0
Level III | Series I
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Investment Owned, Fair Value	4,218,000		4,218,000	4,218,000
Level III | Series II
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Investment Owned, Fair Value	22,069,000		22,069,000	22,069,000
Level III | Series I
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Investments at fair value	3,255,000		3,255,000	3,255,000
Investment Owned, Fair Value					0
Level III | Series II
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Investments at fair value	$ 17,032,000		$ 17,032,000	$ 17,032,000
Investment Owned, Fair Value					$ 0