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Distributable Taxable Income - Additional Information (Details) - USD ($)	3 Months Ended						9 Months Ended
	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2023		Sep. 30, 2022	[1]
Income Tax Examination [Line Items]
Excise tax percentage							4.00%
Net capital loss carryforward	$ 430,400,000						$ 430,400,000
Provision for income taxes	(264,000)	$ 164,000	$ (571,000)	$ 542,000	$ 77,000	$ 440,000	(671,000)	[1]	$ 1,059,000
Deferred tax assets	0						0
Deferred tax liabilities	$ 1,100,000						$ 1,100,000
Maximum
Income Tax Examination [Line Items]
Percentage of cash dividend on total distribution							20.00%
[1] Refer to Note 9 "Stockholders' Equity" for additional information on changes in components of Stockholders' Equity

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Excise tax percentage.

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Percentage of cash dividend on distribution

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Tax provision (benefit) on realized and unrealized gains (losses) on investments.

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Amount of deferred tax liability attributable to taxable temporary differences.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of accumulated undistributed deficit from capital loss carryforward of investment company.

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