Condensed Consolidated Statements of Income (Loss) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Income Statement [Abstract]
Net operating revenues	$ 3,133	$ 3,140	$ 6,292	$ 6,279
Operating expenses:
Salaries and benefits	1,327	1,329	2,699	2,696
Supplies	469	483	958	969
Other operating expenses	885	882	1,750	1,727
Lease cost and rent	74	73	142	151
Depreciation and amortization	105	125	211	241
Impairment and (gain) loss on sale of businesses, net	(239)	10	(263)	27
Total operating expenses	2,621	2,902	5,497	5,811
Income from operations	512	238	795	468
Interest expense, net	214	216	432	426
Gain from early extinguishment of debt	(138)	(26)	(138)	(26)
Equity in earnings of unconsolidated affiliates	(2)	(2)	(4)	(4)
Income before income taxes	438	50	505	72
Provision for income taxes	118	24	160	52
Net income	320	26	345	20
Less: Net income attributable to noncontrolling interests	38	39	76	75
Net income (loss) attributable to Community Health Systems, Inc. stockholders	$ 282	$ (13)	$ 269	$ (55)
Earnings (loss) per share attributable to Community Health Systems, Inc. stockholders:
Basic	$ 2.11	$ (0.1)	$ 2.02	$ (0.42)
Diluted	$ 2.09	$ (0.1)	$ 2.01	$ (0.42)
Weighted-average number of shares outstanding:
Basic	133,763,733	132,344,504	133,322,663	131,808,274
Diluted	134,882,981	132,344,504	134,174,794	131,808,274

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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(2)(d))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(2)(a))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 924
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 11.L)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479941/924-10-S99-1