Condensed Consolidated Statements of Income (Loss) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Income Statement [Abstract]
Net operating revenues	$ 3,087	$ 3,090	$ 9,379	$ 9,369
Operating expenses:
Salaries and benefits	1,356	1,359	4,056	4,054
Supplies	460	469	1,418	1,439
Other operating expenses	832	1,010	2,583	2,737
Lease cost and rent	67	73	209	224
Depreciation and amortization	108	117	317	357
Impairment and (gain) loss on sale of businesses, net	21	267	(242)	294
Total operating expenses	2,844	3,295	8,341	9,105
Income (loss) from operations	243	(205)	1,038	264
Interest expense, net	216	216	649	643
Loss (gain) from early extinguishment of debt	33	0	(105)	(25)
Equity in earnings of unconsolidated affiliates	(4)	(2)	(9)	(7)
(Loss) income before income taxes	(2)	(419)	503	(347)
Benefit from income taxes	(173)	(64)	(13)	(13)
Net income (loss)	171	(355)	516	(334)
Less: Net income attributable to noncontrolling interests	41	36	117	112
Net income (loss) attributable to Community Health Systems, Inc. stockholders	$ 130	$ (391)	$ 399	$ (446)
Earnings (loss) per share attributable to Community Health Systems, Inc. stockholders:
Basic	$ 0.97	$ (2.95)	$ 2.99	$ (3.38)
Diluted	$ 0.96	$ (2.95)	$ 2.97	$ (3.38)
Weighted-average number of shares outstanding:
Basic	133,787,535	132,376,226	133,479,323	131,998,973
Diluted	135,187,592	132,376,226	134,514,096	131,998,973

Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

Name:	us-gaap_AssetImpairmentCharges
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.