CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Cash Flows from Operating Activities
Net income (loss)	$ (184,315)	$ (191,907)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization, net	175,369	171,304
Asset impairment	11,674	12,755
Equity in (earnings) loss of unconsolidated ventures	7,333	(13,415)
Distributions from unconsolidated ventures from cumulative share of net earnings	561	5,355
Amortization of entrance fees	(1,267)	(876)
Proceeds from deferred entrance fee revenue	1,959	2,298
Deferred income tax (benefit) provision	(1,438)	(704)
Operating lease expense adjustment	(16,615)	(9,990)
Change in fair value of derivatives	(4,376)	191
Loss (gain) on sale of assets, net	(667)	(1,033)
Non-cash stock-based compensation expense	7,504	9,310
Other	(181)	(4,007)
Changes in operating assets and liabilities:
Accounts receivable, net	1,592	(1,267)
Prepaid expenses and other assets, net	(5,550)	1,605
Prepaid insurance premiums financed with notes payable	(11,252)	(8,785)
Trade accounts payable and accrued expenses	(822)	2,131
Refundable fees and deferred revenue	3,956	(8,918)
Operating lease assets and liabilities for lessor capital expenditure reimbursements	4,857	15,506
Net cash provided by (used in) operating activities	(11,678)	(20,447)
Cash Flows from Investing Activities
Change in lease security deposits and lease acquisition deposits, net	155	(75)
Purchase of marketable securities	(205,373)	(119,914)
Sale and maturities of marketable securities	222,500	192,995
Capital expenditures, net of related payables	(96,851)	(79,538)
Acquisition of assets	(6,004)	0
Investment in unconsolidated ventures	(167)	(5,359)
Proceeds from sale of assets, net	5,739	9,646
Net cash provided by (used in) investing activities	(80,001)	(2,245)
Cash Flows from Financing Activities
Proceeds from debt	29,302	21,022
Repayment of debt and financing lease obligations	(43,084)	(72,970)
Payment of financing costs, net of related payables	(116)	(172)
Payments of employee taxes for withheld shares	(4,195)	(4,444)
Other	0	10
Net cash provided by (used in) financing activities	(18,093)	(56,554)
Net increase (decrease) in cash, cash equivalents, and restricted cash	(109,772)	(79,246)
Cash, cash equivalents, and restricted cash at beginning of period	438,314	465,148
Cash, cash equivalents, and restricted cash at end of period	$ 328,542	$ 385,902