Consolidated Statements of (Loss) Income - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Statement [Abstract]
Net operating revenues	$ 12,490	$ 12,211	$ 12,368
Operating costs and expenses:
Salaries and benefits	5,415	5,330	5,242
Supplies	1,993	1,975	2,042
Other operating expenses	3,388	3,336	2,958
Lease cost and rent	319	317	308
Pandemic relief funds		(173)	(148)
Depreciation and amortization	505	534	540
Impairment and (gain) loss on sale of businesses, net	(87)	71	24
Total operating costs and expenses	11,533	11,390	10,966
Income from operations	957	821	1,402
Interest expense, net of interest income of $2 in both 2023 and 2022 and $3 in 2021	830	858	885
(Gain) loss from early extinguishment of debt	(72)	(253)	79
Gain on sale of equity interests in Macon Healthcare, LLC			(39)
Gain from CoreTrust Transaction		(119)
Equity in earnings of unconsolidated affiliates	(8)	(14)	(22)
(Loss) income before income taxes	207	349	499
Provision for income taxes	191	170	131
Net income	16	179	368
Less: Net income attributable to noncontrolling interests	149	133	138
Net (loss) income attributable to Community Health Systems, Inc. stockholders	$ (133)	$ 46	$ 230
(Loss) earnings per share attributable to Community Health Systems, Inc. stockholders:
Basic	$ (1.02)	$ 0.35	$ 1.82
Diluted	$ (1.02)	$ 0.35	$ 1.76
Weighted-average number of shares outstanding:
Basic	130,445,677	128,808,387	126,754,852
Diluted	130,445,677	130,060,319	130,597,410