v3.26.3
Summary of secured and unsecured debt (Details)
$ in Thousands
 9 Months Ended
Sep. 30, 2026
USD ($)
Debt Instrument  
Long-term debt $ 11,805,830
Long-term debt, percentage bearing variable interest, amount, net 1,091,166
Total Consolidated $ 12,896,996
Percentage of Total 100.00%
Interest Rate 4.33%
Weighted Average Remaining Terms (in years) 11 years 7 months 6 days
Percentage of fixed rate/hedged total debt 91.50%
Percentage of unhedged floating rate total debt 8.50%
Principal $ 12,986,055
Commercial Paper  
Debt Instrument  
Weighted Average Remaining Terms (in years) 11 years 2 months 12 days
Principal $ 1,090,000
Weighted-average yield to maturity, commercial paper 4.19%
Weighted-average remaining maturity term, commercial paper 14 days
Unsecured senior notes payable  
Debt Instrument  
Long-term debt $ 10,820,687
Long-term debt, percentage bearing variable interest, amount, net 0
Total Consolidated $ 10,820,687
Percentage of Total 83.90%
Interest Rate 4.04%
Weighted Average Remaining Terms (in years) 10 years 7 months 6 days
Junior Subordinated Debt  
Debt Instrument  
Long-term debt $ 985,143
Long-term debt, percentage bearing variable interest, amount, net 0
Total Consolidated $ 985,143
Percentage of Total 7.60%
Interest Rate 7.37%
Weighted Average Remaining Terms (in years) 30 years 4 months 24 days
Principal $ 1,000,000
Unsecured senior line of credit  
Debt Instrument  
Total Consolidated 0
Unsecured senior line of credit | Commercial Paper  
Debt Instrument  
Long-term debt 0
Long-term debt, percentage bearing variable interest, amount, net 1,091,166
Total Consolidated $ 1,091,166
Percentage of Total 8.50%
Interest Rate 4.40%
Weighted Average Remaining Terms (in years) 5 years 3 months 18 days
Principal $ 1,092,450