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Borrowings - Additional Information (Details) - USD ($)
1 Months Ended 9 Months Ended
Oct. 31, 2023
Jul. 31, 2023
Sep. 30, 2023
Dec. 31, 2022
Debt Instrument [Line Items]        
Unsecured debt     $ 4,034,153,000 $ 4,050,910,000
Long-Term Debt, Maturity, Year One     $ 750,000,000  
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  
Maximum [Member] | Commercial Paper Notes [Member]        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount     $ 625,000,000  
Unsecured Debt [Member] | Fixed Rate Debt Senior Notes [Member]        
Debt Instrument [Line Items]        
Debt instrument, Maturity date     May 14, 2029  
Debt Instrument, Face Amount     $ 4,050,000,000  
Unsecured Debt [Member] | Revolving Credit Facility [Member]        
Debt Instrument [Line Items]        
Line of credit facility, current Borrowing capacity     1,250,000,000  
Line of credit facility, maximum Borrowing capacity     $ 2,000,000,000  
Debt instrument, Maturity date     Oct. 01, 2026  
Line of Credit Facility, Amount Outstanding     $ 0  
Letters of Credit Outstanding, Amount     $ 4,500,000  
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] | 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     $ 4,100,000,000  
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  
Secured Debt [Member] | Property Mortgage [Member]        
Debt Instrument [Line Items]        
Debt instrument, Maturity date   Jun. 30, 2025    
Repayments of Secured Debt   $ 3,000,000    
Secured Debt [Member] | Unsecured Senior Notes Due October 2023 [Member]        
Debt Instrument [Line Items]        
Unsecured debt     350,000,000  
Secured Debt [Member] | Unsecured Senior Notes Due June 2024 [Member]        
Debt Instrument [Line Items]        
Unsecured debt     $ 400,000,000  
Subsequent Event [Member] | Unsecured Debt [Member]        
Debt Instrument [Line Items]        
Retirement of Senior Unsecured Notes $ 350,000,000      
SOFR [Member] | Unsecured Debt [Member] | Minimum [Member]        
Debt Instrument [Line Items]        
Debt instrument, Basis spread on variable rate     0.70%  
SOFR [Member] | Unsecured Debt [Member] | Maximum [Member]        
Debt Instrument [Line Items]        
Debt instrument, Basis spread on variable rate     1.40%