Fair Value Measurements - Schedule of Financial Instrument Assets and Liabilities (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Assets:
Derivative assets	$ 14,328	$ 47,165
Liabilities:
Derivative liabilities	191,697	81,524
Carrying Value
Assets:
Loans receivable	1,329,800	828,500
Derivative assets	14,300	47,200
Total assets	1,344,100	875,700
Liabilities:
Mortgages payable	38,700	81,300
Notes and bonds payable	25,198,000	22,938,700
Derivative liabilities	191,700	81,500
Total liabilities	25,428,400	23,101,500
Hierarchy Level
Assets:
Loans receivable	1,316,600	835,100
Liabilities:
Mortgages payable	38,100	80,000
Notes and bonds payable	24,205,700	21,593,500
Hierarchy Level | Level 1
Assets:
Loans receivable	0	0
Derivative assets	0	0
Total assets	0	0
Liabilities:
Mortgages payable	0	0
Notes and bonds payable	0	0
Derivative liabilities	0	0
Total liabilities	0	0
Hierarchy Level | Level 2
Assets:
Loans receivable	847,400	791,400
Derivative assets	14,300	47,200
Total assets	861,700	838,600
Liabilities:
Mortgages payable	0	0
Notes and bonds payable	23,165,500	20,665,500
Derivative liabilities	191,700	81,500
Total liabilities	23,357,200	20,747,000
Hierarchy Level | Level 3
Assets:
Loans receivable	469,200	43,700
Derivative assets	0	0
Total assets	469,200	43,700
Liabilities:
Mortgages payable	38,100	80,000
Notes and bonds payable	1,040,200	928,000
Derivative liabilities	0	0
Total liabilities	$ 1,078,300	$ 1,008,000