Real Estate - Summary of Purchase Price Allocation for Real Estate Related Assets Acquired (Parenthetical) (Detail) - SST X Advisory Agreement - USD ($) $ in Millions		9 Months Ended
Oct. 30, 2025	Sep. 30, 2025
Business Combination [Line Items]
Sale of property price		$ 7.9
Subsequent Event
Business Combination [Line Items]
Sale of property price	$ 7.9

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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