Noncontrolling Interests - Variable Interest Entities (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Variable interest entity
Net real estate	$ 31,959,130	$ 17,466,152
Total assets	43,137,502	20,740,285
Total liabilities	18,008,102	9,722,555
Primary beneficiary
Variable interest entity
Net real estate	688,229	635,963
Total assets	795,670	723,668
Total liabilities	$ 57,057	$ 47,962