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Schedule of Distributions Declared (Detail) - USD ($) $ in Thousands								9 Months Ended
		Oct. 06, 2025	Jun. 27, 2025	Mar. 28, 2025	Oct. 07, 2024	Jun. 28, 2024	Mar. 28, 2024	Sep. 30, 2025	Sep. 30, 2024
Dividends Payable [Line Items]
Payment of dividends			$ 4,997	$ 4,990	$ 4,782	$ 4,774	$ 4,752	$ 14,990	$ 14,326
Subsequent Event
Dividends Payable [Line Items]
Payment of dividends		$ 5,003
O 2025 Q1 Dividends
Dividends Payable [Line Items]
Approval Date								Mar. 06, 2025
Record Date								Mar. 21, 2025
Payment Date								Mar. 28, 2025
O 2025 Q2 Dividends
Dividends Payable [Line Items]
Approval Date								Jun. 05, 2025
Record Date								Jun. 20, 2025
Payment Date								Jun. 27, 2025
O 2025 Q3 Dividends
Dividends Payable [Line Items]
Approval Date								Sep. 11, 2025
Record Date								Sep. 29, 2025
Payment Date								Oct. 06, 2025
O 2024 Q1 Dividends
Dividends Payable [Line Items]
Approval Date									Mar. 06, 2024
Record Date									Mar. 21, 2024
Payment Date									Mar. 28, 2024
O 2024 Q2 Dividends
Dividends Payable [Line Items]
Approval Date									Jun. 06, 2024
Record Date									Jun. 21, 2024
Payment Date									Jun. 28, 2024
O 2024 Q3 Dividends
Dividends Payable [Line Items]
Approval Date									Sep. 19, 2024
Record Date									Sep. 30, 2024
Payment Date									Oct. 07, 2024
Unvested Shares, Net of Forfeitures
Dividends Payable [Line Items]
Approval Date	[1]								Various
Record Date	[1]								Various
Payment Date	[1]								Various
Payment of dividends	[1]								$ 18
[1] Represents distributions declared on unvested shares, net of forfeitures.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-Publisher FASB
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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480008/505-10-S99-1

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-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-SubTopic 405
-Topic 942
-Publisher FASB
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