Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 77,932	$ 44,605
Receivables, net of allowance for doubtful accounts of $11,146 and $12,477 in 2024 and 2023, respectively	318,458	301,189
Other current assets	44,334	27,392
Total current assets	440,724	373,186
Property, plant and equipment	4,312,353	4,274,831
Less accumulated depreciation and amortization	(2,764,577)	(2,708,361)
Net property, plant and equipment	1,547,776	1,566,470
Operating lease right of use assets	1,335,503	1,315,433
Financing lease right of use assets	9,758	11,184
Goodwill	2,035,196	2,035,271
Intangible assets, net	1,120,619	1,171,434
Other assets	92,845	90,644
Total assets	6,582,421	6,563,622
Current liabilities:
Trade accounts payable	21,280	18,238
Current maturities of long-term debt, net of deferred financing costs of $590 and $380 in 2024 and 2023, respectively	599,817	250,018
Current operating lease liabilities	184,528	210,568
Current financing lease liabilities	1,331	1,331
Accrued expenses	95,602	107,195
Deferred income	161,976	126,547
Total current liabilities	1,064,534	713,897
Long-term debt, net of deferred financing costs of $25,571 and $28,865 in 2024 and 2023, respectively	2,749,360	3,091,109
Operating lease liabilities	1,095,076	1,075,285
Financing lease liabilities	13,949	14,614
Deferred income tax liabilities	11,982	12,047
Asset retirement obligation	402,131	397,991
Other liabilities	46,980	41,891
Total liabilities	5,384,012	5,346,834
Stockholders’ equity:
Preferred stock, value	0	0
Additional paid-in capital	2,140,977	2,103,282
Accumulated comprehensive loss	(1,251)	(428)
Accumulated deficit	(869,971)	(819,235)
Cost of shares held in treasury, 890,558 and 840,935 shares at 2024 and 2023, respectively	(72,688)	(67,347)
Non-controlling interest	1,239	414
Stockholder's equity	1,198,409	1,216,788
Total liabilities and stockholders’ equity	6,582,421	6,563,622
Common Class A
Stockholders’ equity:
Common stock, value	89	88
Common Class B
Stockholders’ equity:
Common stock, value	$ 14	$ 14