Accounts Payable, Accrued Liabilities, and Other Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Payables and Accruals [Abstract]
Refundable entrance fees	$ 251,874	$ 268,972
Accrued construction costs	105,572	178,626
Accrued interest	59,492	59,291
Other accounts payable and accrued liabilities	240,258	265,596
Accounts payable, accrued liabilities, and other liabilities	$ 657,196	$ 772,485