Consolidated Statements of Comprehensive (Loss) Income - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Statement of Comprehensive Income (loss) [Abstract]
Net income	$ 16	$ 179	$ 368
Other comprehensive income (loss), net of income taxes:
Net change in fair value of available-for-sale debt securities, net of tax of $1, $5 and $1 for the years ended December 31, 2023, 2022 and 2021, respectively	6	(17)	(5)
Amortization and recognition of unrecognized pension cost components, net of tax of $0, $3 and $0 for the years ended December 31, 2023, 2022 and 2021, respectively	1	10	3
Other comprehensive income (loss)	7	(7)	(2)
Comprehensive (loss) income	23	172	366
Less: Comprehensive income attributable to noncontrolling interests	149	133	138
Comprehensive (loss) income attributable to Community Health Systems, Inc. stockholders	$ (126)	$ 39	$ 228