Fair Value Measurements (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Summary of financial instruments
Senior unsecured notes	$ 6,766,350	$ 6,563,256
Mortgage debt	350,174	356,750
Carrying Value
Summary of financial instruments
Loans receivable, net	673,502	717,190
Bank line of credit and commercial paper	368,125	150,000
Term loans	1,646,912	1,646,043
Senior unsecured notes	6,766,350	6,563,256
Mortgage debt	350,174	356,750
Carrying Value | Interest rate swap instruments
Summary of financial instruments
Interest rate swap assets	7,742	35,120
Interest rate swap liabilities	10,118	0
Fair Value | Level 2
Summary of financial instruments
Loans receivable, net	688,697	729,637
Bank line of credit and commercial paper	368,125	150,000
Term loans	1,646,912	1,646,043
Mortgage debt	348,418	350,292
Fair Value | Level 2 | Interest rate swap instruments
Summary of financial instruments
Interest rate swap assets	7,742	35,120
Interest rate swap liabilities	10,118	0
Fair Value | Level 1
Summary of financial instruments
Senior unsecured notes	$ 6,781,049	$ 6,373,528