v3.26.3
Other assets (Detail) - USD ($)
$ in Thousands
 9 Months Ended
Sep. 30, 2026
Dec. 31, 2025
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]    
Acquired in-place leases $ 158,803 $ 204,008
Deferred compensation plan 62,540 53,529
Deferred financing costs – unsecured senior line of credit 63,027 39,406
Deposits 28,043 28,618
Furniture, fixtures, equipment, and software 77,295 70,311
Net investment in leases 60,003 58,985
Notes receivable 276,808 258,033
Operating lease right-of-use assets 686,159 697,865
Other assets 92,031 87,036
Prepaid expenses 44,850 33,718
Property, plant, and equipment 127,905 130,263
Total 1,677,464 1,661,772
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Allowance for Credit Loss (532) (532)
Notes receivable 276,808 258,033
Accounts Receivable, Credit Loss Expense (Reversal) $ 0  
Notes Receivable | San Diego    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Receivable with Imputed Interest, Effective Yield (Interest Rate) 9.90%  
Financing Receivable, before Allowance for Credit Loss, Noncurrent $ 262,023 240,476
Notes Receivable | Greater Boston    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Receivable with Imputed Interest, Effective Yield (Interest Rate) 6.20%  
Financing Receivable, before Allowance for Credit Loss, Noncurrent $ 15,317 $ 18,089