XML 99 R78.htm IDEA: XBRL DOCUMENT v3.22.4
Notes Payable - Narrative (Details)
12 Months Ended
Dec. 31, 2022
USD ($)
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Dec. 31, 2022
GBP (£)
Oct. 31, 2022
USD ($)
Jan. 31, 2022
GBP (£)
Dec. 31, 2021
GBP (£)
Jul. 31, 2021
GBP (£)
Oct. 31, 2020
GBP (£)
Jul. 31, 2020
USD ($)
Notes payable                    
Debt                    
Unamortized net premiums $ 224,600,000 $ 295,500,000                
Deferred financing costs $ 60,700,000 53,100,000                
Weighted average interest rate (as a percent) 3.40%     3.40%            
Weighted average remaining years until maturity 7 years 2 months 12 days                  
Interest incurred on notes and bonds $ 431,300,000 $ 286,400,000 $ 252,000,000              
Notes payable | 1.625% Notes due 2030                    
Debt                    
Principal amount | £       £ 400,000,000         £ 400,000,000  
Interest rate (as a percent) 1.625%   1.625% 1.625%         0.01625%  
Notes payable | 1.125% Notes due 2027                    
Debt                    
Principal amount | £       £ 400,000,000     £ 400,000,000 £ 400,000,000    
Interest rate (as a percent) 1.125% 1.125%   1.125%     1.125% 0.01125%    
Notes payable | 1.750% Notes due 2033                    
Debt                    
Principal amount | £       £ 350,000,000     £ 350,000,000 £ 350,000,000    
Interest rate (as a percent) 1.75% 1.75%   1.75%     1.75% 0.0175%    
Notes payable | 1.875% Notes due 2027                    
Debt                    
Principal amount | £       £ 250,000,000   £ 250,000,000        
Interest rate (as a percent) 1.875%     1.875%   0.01875%        
Notes payable | 2.500% Notes due 2042                    
Debt                    
Principal amount | £       £ 250,000,000   £ 250,000,000        
Interest rate (as a percent) 2.50%     2.50%   0.025%        
Notes payable | 5.625% Notes due 2032                    
Debt                    
Principal amount $ 750,000,000       $ 750,000,000          
Interest rate (as a percent) 5.625%     5.625% 5.625%          
Notes payable | 3.250% notes, issued in July 2020 and due in January 2031                    
Debt                    
Principal amount $ 350,000,000                 $ 350,000,000
Interest rate (as a percent)                   3.25%
Notes payable | Maximum                    
Debt                    
Debt to total adjusted assets ratio (as a percent) 60.00%                  
Secured debt to total adjusted assets ratio (as a percent) 40.00%                  
Notes payable | Minimum                    
Debt                    
Debt service coverage ratio 1.5                  
Total unencumbered assets as a percentage of outstanding unsecured debt 150.00%                  
Unsecured debt | 5.625% Notes due 2032                    
Debt                    
Principal amount $ 750,000,000                  
Interest rate (as a percent) 5.625%     5.625%