Income Tax Information and Distributions to Unitholders and Other Tax Information - Summary of Investment Company Distribution to Shareholders (Detail) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Investment Company, Tax Information and Distributions to Unitholders [Line Items]
From net investment income	$ 3,908	$ (0)	$ 8,524	$ 5,000
Distributions recognized in subsequent year	1,436	0	2,163	0
Total Distributions	$ 5,344	$ 0	$ 10,687	$ 5,000

Amount of distribution in excess of tax-basis earnings and profit of investment company.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 8
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480990/946-20-50-8

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 205
-Name Accounting Standards Codification
-Section 45
-Paragraph 3
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478009/946-205-45-3

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 505
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478448/946-505-50-5

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 220
-Name Accounting Standards Codification
-Section S99
-Paragraph 3
-Subparagraph (SX 210.6-09(3)(c))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479134/946-220-S99-3

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