CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Revenues:
Revenues	$ 1,149,052	$ 670,134	$ 2,285,199	$ 1,323,579
Expenses:
General and administrative (including noncash stock-based compensation expense of $19,572, $6,553, $33,244 and $10,523, respectively)	81,499	51,924	148,345	91,758
Depreciation and amortization	5,515	3,042	9,704	6,415
Total expenses	1,178,873	691,186	2,308,759	1,345,374
Income (loss) from operations	(29,821)	(21,052)	(23,560)	(21,795)
Other income (expense):
Other income (expense), net	15,687	6,997	25,159	9,266
Gain (loss) on lease terminations	0	(5,458)	0	(5,458)
Interest expense	(1,588)	(945)	(3,121)	(1,816)
Income (loss) before income taxes	(15,722)	(20,458)	(1,522)	(19,803)
Income tax benefit (expense)	(1,073)	(580)	686	(509)
Income (loss) from continuing operations	(16,795)	(21,038)	(836)	(20,312)
Discontinued operations:
Income (loss) before income taxes	0	321	0	750
Income tax benefit (expense)	0	(14)	0	(14)
Total discontinued operations	0	307	0	736
Net income (loss)	(16,795)	(20,731)	(836)	(19,576)
Noncontrolling interests’ share in (earnings) loss	46	82	109	157
Net income (loss) attributable to common shares	$ (16,749)	$ (20,649)	$ (727)	$ (19,419)
Net income (loss) per common share, basic and diluted
Continuing operations, basic (in dollars per share)	$ (0.04)	$ (0.05)	$ 0	$ (0.05)
Continuing operations, diluted (in dollars per share)	(0.04)	(0.05)	0	(0.05)
Discontinued operations, basic (in dollars per share)	0	0	0	0
Discontinued operations, diluted (in dollars per share)	$ 0	$ 0	$ 0	$ 0
Weighted average shares outstanding
Basic (in shares)	410,338	407,339	411,748	404,666
Diluted (in shares)	410,338	407,339	411,748	404,666
Medical services revenue
Revenues:
Revenues	$ 1,147,044	$ 669,184	$ 2,281,874	$ 1,321,607
Expenses:
Expenses	1,008,734	587,140	1,981,561	1,153,348
Other operating revenue
Revenues:
Revenues	2,008	950	3,325	1,972
Expenses:
Expenses	$ 83,125	$ 49,080	$ 169,149	$ 93,853