CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Cash Flows from Operating Activities
Net income (loss)	$ (49,089)	$ (184,315)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization, net	173,221	175,369
Asset impairment	520	11,674
Equity in (earnings) loss of unconsolidated ventures	1,730	7,333
Distributions from unconsolidated ventures from cumulative share of net earnings	430	561
Amortization of entrance fees	(732)	(1,267)
Proceeds from deferred entrance fee revenue	477	1,959
Deferred income tax (benefit) provision	188	(1,438)
Operating lease expense adjustment	(22,362)	(16,615)
Change in fair value of derivatives	(4,269)	(4,376)
Loss (gain) on sale of assets, net	(37,156)	(667)
Non-cash stock-based compensation expense	6,073	7,504
Property and casualty insurance income	(3,927)	(181)
Other non-operating (income) loss	(2,542)	0
Changes in operating assets and liabilities:
Accounts receivable, net	7,550	1,592
Prepaid expenses and other assets, net	11,711	(5,550)
Prepaid insurance premiums financed with notes payable	(13,004)	(11,252)
Trade accounts payable and accrued expenses	3,782	(822)
Refundable fees and deferred revenue	13,021	3,956
Operating lease assets and liabilities for lessor capital expenditure reimbursements	2,244	4,857
Net cash provided by (used in) operating activities	87,866	(11,678)
Cash Flows from Investing Activities
Purchase of marketable securities	(110,754)	(205,373)
Sale and maturities of marketable securities	65,100	222,500
Capital expenditures, net of related payables	(109,825)	(96,851)
Acquisition of assets, net of cash acquired	(574)	(6,004)
Investment in unconsolidated ventures	0	(167)
Proceeds from sale of assets, net	43,059	5,739
Property and casualty insurance proceeds	8,789	0
Other	295	155
Net cash provided by (used in) investing activities	(103,910)	(80,001)
Cash Flows from Financing Activities
Proceeds from debt	25,532	29,302
Repayment of debt and financing lease obligations	(72,917)	(43,084)
Payment of financing costs, net of related payables	(676)	(116)
Payments of employee taxes for withheld shares	(1,861)	(4,195)
Net cash provided by (used in) financing activities	(49,922)	(18,093)
Net increase (decrease) in cash, cash equivalents, and restricted cash	(65,966)	(109,772)
Cash, cash equivalents, and restricted cash at beginning of period	474,548	438,314
Cash, cash equivalents, and restricted cash at end of period	$ 408,582	$ 328,542