Computation of Net Income Per Common Share (Tables)

12 Months Ended

Dec. 31, 2015

COMPUTATION OF NET INCOME PER COMMON SHARE [Abstract]

Schedule of Earnings Per Share, Basic, by Common Class, Including Two Class Method [Table Text Block]

	Year Ended December 31,
	2015		2014			2013
Numerator:
Income from continuing operations	$	55,917	$	33,741		$	25,658
Less: net income (loss) attributable to noncontrolling interests	485		(2,209		)	(186		)
Income from continuing operations attributable to The Ensign Group, Inc.	55,432		35,950			25,844
Loss from discontinued operations, net of income tax	—		—			(1,804		)
Net income attributable to The Ensign Group, Inc.	$	55,432	$	35,950		$	24,040
Denominator:
Weighted average shares outstanding for basic net income per share	50,316		44,682			43,800
Basic net income (loss) per common share:
Income from continuing operations attributable to The Ensign Group, Inc.	$	1.10	$	0.80		$	0.59
Loss from discontinued operations	—		—			(0.04		)
Net income attributable to The Ensign Group, Inc.	$	1.10	$	0.80		$	0.55

Schedule of Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Table Text Block]

	Year Ended December 31,
	2015		2014			2013
Numerator:
Income from continuing operations	$	55,917	$	33,741		$	25,658
Less: net income (loss) attributable to noncontrolling interests	485		(2,209		)	(186		)
Income from continuing operations attributable to The Ensign Group, Inc.	55,432		35,950			25,844
Loss from discontinued operations, net of income tax	—		—			(1,804		)
Net income attributable to The Ensign Group, Inc.	$	55,432	$	35,950		$	24,040
Denominator:
Weighted average common shares outstanding	50,316		44,682			43,800
Plus: incremental shares from assumed conversion (1)	1,894		1,508			928
Adjusted weighted average common shares outstanding	52,210		46,190			44,728
Diluted net income (loss) per common share:
Income from continuing operations attributable to The Ensign Group, Inc.	$	1.06	$	0.78		$	0.58
Loss from discontinued operations	—		—			(0.04		)
Net income attributable to The Ensign Group, Inc.	$	1.06	$	0.78		$	0.54