Accounts Payable, Accrued Liabilities, and Other Liabilities (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Payables and Accruals [Abstract]
Refundable entrance fees	$ 288,409	$ 317,444
Accrued construction costs	179,995	95,293
Accrued interest	59,342	78,735
Other accounts payable, and accrued liabilities	227,638	269,145
Accounts payable, accrued liabilities, and other liabilities	755,384	760,617
Unamortized nonrefundable entrance fee	496,000	$ 484,000
Proceeds from nonrefundable entrance fee	89,000
Amortization of nonrefundable entrance fee	$ 76,000