Fair Value Measurements - Schedule of Financial Instrument Assets and Liabilities (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Assets:
Derivative assets	$ 67,139	$ 8,018
Liabilities:
Derivative liabilities	131,834	205,695
Carrying Value
Assets:
Loans receivable	2,672,200	1,682,100
Derivative assets	67,100	8,000
Total assets	2,739,300	1,690,100
Liabilities:
Mortgages payable	37,500	37,900
Notes and bonds payable	25,228,600	25,343,800
Derivative liabilities	131,800	205,700
Total liabilities	25,397,900	25,587,400
Hierarchy Level
Assets:
Loans receivable	2,676,300	1,684,800
Liabilities:
Mortgages payable	37,100	37,600
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	1,318,400	1,210,500
Derivative assets	67,100	8,000
Total assets	1,385,500	1,218,500
Liabilities:
Mortgages payable	0	0
Notes and bonds payable	23,166,900	23,600,700
Derivative liabilities	131,800	205,700
Total liabilities	23,298,700	23,806,400
Hierarchy Level | Level 3
Assets:
Loans receivable	1,357,900	474,300
Derivative assets	0	0
Total assets	1,357,900	474,300
Liabilities:
Mortgages payable	37,100	37,600
Notes and bonds payable	995,800	1,046,800
Derivative liabilities	0	0
Total liabilities	$ 1,032,900	$ 1,084,400