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Borrowings - Additional Information (Details) - USD ($)
1 Months Ended 9 Months Ended
Oct. 31, 2025
Sep. 30, 2025
Dec. 31, 2024
Debt Instrument [Line Items]      
Long-Term Debt, Maturity, Year One   $ 1,163,000,000  
Unsecured debt   $ 4,836,998,000 $ 4,620,690,000
Fixed Rate Property Mortgages [Member]      
Debt Instrument [Line Items]      
Debt instrument, Maturity date   Jan. 26, 2049  
Commercial Paper Notes [Member]      
Debt Instrument [Line Items]      
Debt Instrument, Payment Terms   397  
Debt Instrument, Face Amount $ 625,000,000 $ 463,000,000  
Average daily borrowings outstanding under commercial paper program   361,800,000  
Unsecured debt   463,000,000  
Maximum [Member] | Commercial Paper Notes [Member]      
Debt Instrument [Line Items]      
Debt Instrument, Face Amount 750,000,000 625,000,000  
Unsecured Senior Notes Due November 2025 [Member      
Debt Instrument [Line Items]      
Unsecured debt   400,000,000  
Unsecured Senior Notes Due September 2026 [Member]      
Debt Instrument [Line Items]      
Unsecured debt   $ 300,000,000  
Unsecured Debt [Member] | Fixed Rate Debt Senior Notes [Member]      
Debt Instrument [Line Items]      
Debt instrument, Maturity date   May 09, 2031  
Debt Instrument, Face Amount   $ 4,400,000,000  
Unsecured Debt [Member] | Revolving Credit Facility [Member]      
Debt Instrument [Line Items]      
Line of credit facility, current Borrowing capacity 1,500,000,000 1,250,000,000  
Line of credit facility, maximum Borrowing capacity $ 2,000,000,000 $ 2,000,000,000  
Debt instrument, Basis spread on variable rate 0.725%    
Debt instrument, Maturity date Jan. 01, 2030 Oct. 01, 2026  
Line of Credit Facility, Amount Outstanding   $ 0  
Letters of Credit Outstanding, Amount   $ 4,500,000  
Unsecured Debt [Member] | Minimum [Member]      
Debt Instrument [Line Items]      
Debt instrument, Basis spread on variable rate 0.65% 0.70%  
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration] us-gaap:SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember us-gaap:SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember  
Unsecured Debt [Member] | Minimum [Member] | Fixed Rate Debt Senior Notes [Member]      
Debt Instrument [Line Items]      
Debt Instrument, Term   5 years  
Unsecured Debt [Member] | Maximum [Member]      
Debt Instrument [Line Items]      
Debt instrument, Basis spread on variable rate 1.40% 1.40%  
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration] us-gaap:SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember us-gaap:SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember  
Unsecured Debt [Member] | Maximum [Member] | Fixed Rate Debt Senior Notes [Member]      
Debt Instrument [Line Items]      
Debt Instrument, Term   30 years  
Unsecured Debt [Member] | Public Income Notes [Member] | Fixed Rate Debt Senior Notes [Member]      
Debt Instrument [Line Items]      
Debt Instrument, Face Amount   $ 4,400,000,000  
Secured Debt [Member] | Fixed Rate Property Mortgages [Member]      
Debt Instrument [Line Items]      
Debt instrument, Maturity date   Dec. 31, 2049  
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate   $ 363,293,000