Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 140,367	$ 133,813
Accounts receivable, net	299,022	281,332
Other current assets	90,710	79,886
Total current assets	530,099	495,031
Property and equipment, net	1,795,791	1,771,159
Goodwill	2,200,659	2,199,937
Intangible assets, net	70,319	70,145
Deferred tax assets	3,047	3,080
Operating lease right-of-use assets	139,264	133,761
Other assets	95,460	94,965
Total assets	4,834,639	4,768,078
Current liabilities:
Current portion of long-term debt	21,250	18,594
Accounts payable	104,209	98,575
Accrued salaries and benefits	138,092	137,845
Current portion of operating lease liabilities	25,170	23,348
Other accrued liabilities	122,030	126,499
Total current liabilities	410,751	404,861
Long-term debt	1,463,848	1,478,626
Deferred tax liabilities	77,604	74,368
Operating lease liabilities	120,560	116,841
Other liabilities	117,062	110,505
Total liabilities	2,189,825	2,185,201
Redeemable noncontrolling interests	70,304	65,388
Equity:
Preferred stock, $0.01 par value; 10,000,000 shares authorized, no shares issued
Common stock, $0.01 par value; 180,000,000 shares authorized; 89,661,341 and 89,028,158 issued and outstanding at March 31, 2022 and December 31, 2021, respectively	897	890
Additional paid-in capital	2,632,527	2,636,350
Accumulated deficit	(58,914)	(119,751)
Total equity	2,574,510	2,517,489
Total liabilities and equity	$ 4,834,639	$ 4,768,078