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Significant Accounting Policies - Additional Information (Details) - USD ($)	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025	Dec. 31, 2025
Significant Accounting Policies [Line Items]
Amortization income of purchase discount	$ 663,000	$ 1,001,000	$ 754,000	$ 1,806,000
Percentage of non-accrual investment at amortized cost	5.00%		5.00%		2.80%
Percentage of non-accrual investment at fair value	2.90%		2.90%		1.90%
Cash	$ 14,430,000		$ 14,430,000		$ 43,211,000
Excise taxes	844,000	906,000	1,826,000	2,213,000
Accrued excise taxes	2,047,000		2,047,000
Transaction services fee	809,000	$ 0	809,000	$ 0
Foreign Currency [Member]
Significant Accounting Policies [Line Items]
Cash	$ 5,000		5,000		4,896,000
Acquisition cost			$ 5,000		$ 4,817,000

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Accrued excise taxes payable.

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Excise taxes.

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Percentage of non accrual investment at amortized cost.

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Percentage of non accrual Investment at fair value.

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Significant accounting policies.

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Transaction service fee.

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- Definition

Amount of capitalized acquisition cost incurred during period and excluded from amortization for oil- and gas-producing activities accounted for under full cost method. Excludes exploration and development costs and capitalized interest.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 932
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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Excludes cash and cash equivalents within disposal group and discontinued operation.

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Amount of accretion of purchase discount on nonoperating securities.

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