Consolidated Statements of Operations - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
REVENUE	$ 1,845,329	$ 1,862,616	$ 1,905,485
EXPENSES:
Operating	1,413,792	1,337,065	1,406,376
General and administrative	127,700	135,770	124,338
Depreciation and amortization	127,906	134,738	150,861
Contingent consideration for acquisition of businesses	0	0	620
Shareholder litigation expense	1,900	54,295	0
Asset impairments	4,392	11,378	60,628
Costs and Expenses, Total	1,675,690	1,673,246	1,742,823
OTHER INCOME (EXPENSE):
Interest expense, net	(84,974)	(85,542)	(83,299)
Expenses associated with debt repayments and refinancing transactions	(8,077)	(56,279)	(7,141)
Gain (loss) on sale of real estate assets	87,728	38,766	(13,023)
Other income (expense)	986	(212)	525
INCOME BEFORE INCOME TAXES	165,302	86,103	59,724
Income tax expense	(42,982)	(137,999)	(4,386)
NET INCOME (LOSS)	122,320	(51,896)	55,338
Net income attributable to non-controlling interest	0	0	(1,181)
NET INCOME (LOSS) ATTRIBUTABLE TO COMMON STOCKHOLDERS	$ 122,320	$ (51,896)	$ 54,157
BASIC EARNINGS (LOSS) PER SHARE	$ 1.03	$ (0.43)	$ 0.45
DILUTED EARNINGS (LOSS) PER SHARE	1.03	(0.43)	0.45
DIVIDENDS DECLARED PER SHARE	$ 0	$ 0	$ 0.44