Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2016

Earnings Per Share [Abstract]

Computation of Basic and Diluted Earnings Per Share

The following table sets forth the computation of basic and diluted earnings per share for the three and six months ended June 30, 2016 and 2015 (in thousands except per share amounts):

	Three Months Ended June 30,				Six Months Ended June 30,
	2016		2015		2016		2015
Numerator:
Basic and diluted earnings per share attributable to Acadia Healthcare Company, Inc.:
Income from continuing operations	$	56,445	$	33,843	$	82,133	$	48,435
Income from discontinued operations		—		1		—		3
Net income attributable to Acadia Healthcare Company, Inc.	$	56,445	$	33,844	$	82,133	$	48,438
Denominator:
Weighted average shares outstanding for basic earnings per share		86,553		68,296		84,748		65,429
Effect of dilutive instruments		323		439		304		353
Shares used in computing diluted earnings per common share		86,876		68,735		85,052		65,782
Basic earnings per share:
Income from continuing operations	$	0.65	$	0.50	$	0.97	$	0.74
Income from discontinued operations		—		—		—		—
Net income	$	0.65	$	0.50	$	0.97	$	0.74
Diluted earnings per share:
Income from continuing operations	$	0.65	$	0.49	$	0.97	$	0.74
Income from discontinued operations		—		—		—		—
Net income	$	0.65	$	0.49	$	0.97	$	0.74