v3.26.3
Accounting Policies - Additional Information (Detail) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Dec. 31, 2025
Organization Consolidation And Presentation Of Financial Statements [Line Items]          
Impairments $ 373,000 $ 647,000 $ 4,350,000 $ 2,271,000  
Notes and mortgages receivable 34,270,000   34,270,000   $ 19,466,000
Aggregate purchase price of properties acquired during the period     443,248,000 139,981,000  
Direct Financing Leases Financing Receivable [Member]          
Organization Consolidation And Presentation Of Financial Statements [Line Items]          
Impairments 0 0 0 0  
Properties [Member]          
Organization Consolidation And Presentation Of Financial Statements [Line Items]          
Impairments     400,000 700,000  
Estimated Sale Price Method [Member]          
Organization Consolidation And Presentation Of Financial Statements [Line Items]          
Impairments 400,000 700,000 4,400,000 2,300,000  
Estimated fair value 3,100,000 700,000 3,100,000 700,000  
Accumulation of Asset Retirement Cost Method [Member]          
Organization Consolidation And Presentation Of Financial Statements [Line Items]          
Estimated fair value 1,300,000 1,600,000 1,300,000 1,600,000  
Accounting Standards Update 2016-13 [Member]          
Organization Consolidation And Presentation Of Financial Statements [Line Items]          
Proceeds from construction loans and development financing     19,300,000    
Aggregate purchase price of properties acquired during the period     4,100,000    
Accounting Standards Update 2016-13 [Member] | Direct Financing Leases Financing Receivable [Member]          
Organization Consolidation And Presentation Of Financial Statements [Line Items]          
Additional allowance for credit losses 0 $ 0 0 $ 0  
Accounting Standards Update 2016-13 [Member] | Construction Loans and Development Financing [Member]          
Organization Consolidation And Presentation Of Financial Statements [Line Items]          
Notes and mortgages receivable 19,300,000   19,300,000    
Accounting Standards Update 2016-13 [Member] | Notes And Mortgages Receivable          
Organization Consolidation And Presentation Of Financial Statements [Line Items]          
Additional allowance for credit losses $ 300,000   300,000   $ 300,000
Aggregate purchase price of properties acquired during the period     $ 4,100,000