CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Cash Flows from Operating Activities
Net income (loss)	$ (212,689)	$ (17,644)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization, net	263,819	257,748
Asset impairment	17,362	13,394
Equity in (earnings) loss of unconsolidated ventures	9,353	(11,941)
Distributions from unconsolidated ventures from cumulative share of net earnings	561	6,191
Amortization of entrance fees	(1,816)	(1,320)
Proceeds from deferred entrance fee revenue	2,360	2,981
Deferred income tax (benefit) provision	(2,068)	8,512
Operating lease expense adjustment	(25,329)	(16,263)
Change in fair value of derivatives	(9,277)	286
Loss (gain) on sale of assets, net	(611)	(289,408)
Non-cash stock-based compensation expense	10,907	12,878
Other	(996)	(4,399)
Changes in operating assets and liabilities:
Accounts receivable, net	(411)	(584)
Prepaid expenses and other assets, net	(11,807)	(7,487)
Prepaid insurance premiums financed with notes payable	(5,552)	(4,634)
Trade accounts payable and accrued expenses	1,548	21,878
Refundable fees and deferred revenue	7,265	(10,492)
Operating lease assets and liabilities for lessor capital expenditure reimbursements	9,224	27,057
Net cash provided by (used in) operating activities	51,843	(13,247)
Cash Flows from Investing Activities
Change in lease security deposits and lease acquisition deposits, net	317	19
Purchase of marketable securities	(230,106)	(247,847)
Sale and maturities of marketable securities	323,765	262,995
Capital expenditures, net of related payables	(150,572)	(125,817)
Acquisition of assets	(6,004)	0
Investment in unconsolidated ventures	(192)	(5,359)
Distributions received from unconsolidated ventures	0	2,155
Proceeds from sale of assets, net	5,844	315,583
Other	(545)	0
Net cash provided by (used in) investing activities	(57,493)	201,729
Cash Flows from Financing Activities
Proceeds from debt	32,031	25,158
Repayment of debt and financing lease obligations	(64,190)	(96,065)
Payment of financing costs, net of related payables	(646)	(196)
Payments of employee taxes for withheld shares	(4,282)	(4,772)
Other	(760)	144
Net cash provided by (used in) financing activities	(37,847)	(75,731)
Net increase (decrease) in cash, cash equivalents, and restricted cash	(43,497)	112,751
Cash, cash equivalents, and restricted cash at beginning of period	438,314	465,148
Cash, cash equivalents, and restricted cash at end of period	$ 394,817	$ 577,899