v3.26.1
Condensed Combined Balance Sheets (Unaudited) for LLCs/LPs Accounted Under Equity Method (Parenthetical) (Detail) - USD ($)
Jun. 30, 2026
Dec. 31, 2025
Schedule Of Equity Method Investments [Line Items]    
Right-of-use land assets $ 11,377,000 $ 11,395,000
Right-of-use land liabilities 11,399,000 11,398,000
Limited Liability Companies    
Schedule Of Equity Method Investments [Line Items]    
Right-of-use land assets 644,000 646,000
Right-of-use land liabilities $ 644,000 $ 646,000