Earnings per Share (Tables)

6 Months Ended

Jun. 30, 2011

Earnings per Share [Abstract]

Components for computation of basic and diluted earnings per share

	Three Months Ended						Six Months Ended
	June 30,						June 30,
	2011			2010			2011			2010
Numerator:
Income from continuing operations, net of taxes	$	92,874		$	88,379		$	184,479		$	172,736
Less: Income from continuing operations attributable to noncontrolling interests, net of taxes		18,158			16,313			35,159			31,332
Income from continuing operations attributable to Community Health Systems, Inc. common stockholders — basic and diluted	$	74,716		$	72,066		$	149,320		$	141,404
Loss from discontinued operations, net of taxes	$	(39,327	)	$	(2,037	)	$	(52,607	)	$	(1,398	)
Less: Loss from discontinued operations attributable to noncontrolling interests, net of taxes		—			(36	)		—			(66	)
Loss from discontinued operations attributable to Community Health Systems, Inc. common stockholders — basic and diluted	$	(39,327	)	$	(2,001	)	$	(52,607	)	$	(1,332	)
Denominator:
Weighted-average number of shares outstanding — basic		91,130,672			93,358,771			91,069,876			92,491,839
Effect of dilutive securities:
Restricted stock awards		263,876			522,496			258,871			423,442
Employee stock options		381,632			815,455			623,662			847,380
Other equity-based awards		7,545			15,197			8,201			16,340
Weighted-average number of shares outstanding — diluted		91,783,725			94,711,919			91,960,610			93,779,001

Schedule of Antidilutive Securities Excluded From Computation of Earnings Per Share

Employee stock options 6,726,417 3,503,906 5,560,855 4,432,069