Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Consolidated Statements of Comprehensive Income [Abstract]
Net income	$ 259	$ 203	$ 217
Other comprehensive (loss) income, net of income taxes:
Net change in fair value of interest rate swaps, net of tax (benefit) of $(3), $7 and $34 for the years ended December 31, 2015, 2014 and 2013, respectively	(6)	13	60
Net change in fair value of available-for-sale securities, net of tax	(5)		2
Amortization and recognition of unrecognized pension cost components, net of tax (benefit) of $1, $(9) and $9 for the years ended December 31, 2015, 2014 and 2013, respectively	1	(9)	16
Other comprehensive (loss) income	(10)	4	78
Comprehensive income	249	207	295
Less: Comprehensive income attributable to noncontrolling interests	101	111	76
Comprehensive income attributable to Community Health Systems, Inc. stockholders	$ 148	$ 96	$ 219