Unaudited Summarized Quarterly Financial Information (Tables)

12 Months Ended

Dec. 31, 2012

Unaudited Summarized Quarterly Financial Information [Abstract]

Unaudited quarterly results of operations

	First Quarter 2012		Second Quarter 2012		Third Quarter 2012		Fourth Quarter 2012
Net service revenue	$	158,761	$	158,055	$	158,926	$	161,827
Gross margin		68,902		65,837		67,692		69,386
Net income attributable to LHC Group, Inc.’s common stockholders		7,741		5,963		6,336		7,400
Basic earnings per share:
Net income attributable to LHC Group, Inc.’s common stockholders	$	0.42	$	0.32	$	0.36	$	0.43
Diluted earnings per share:
Net income attributable to LHC Group, Inc.’s common stockholders	$	0.42	$	0.32	$	0.36	$	0.43
Weighted average shares outstanding:
Basic		18,333,838		18,385,783		17,656,842		17,056,611
Diluted		18,399,608		18,423,258		17,726,819		17,155,909

	First Quarter 2011		Second Quarter 2011		Third Quarter 2011			Fourth Quarter 2011
Net service revenue	$	161,783	$	161,015	$	153,398		$	157,676
Gross margin		72,827		74,799		65,583			68,317
Net income (loss) attributable to LHC Group, Inc.’s common stockholders		7,694		9,788		(37,960	)		7,234
Basic earnings per share:
Net income (loss) attributable to LHC Group, Inc.’s common stockholders	$	0.42	$	0.54	$	(2.08	)	$	0.40
Diluted earnings per share:
Net income (loss) attributable to LHC Group, Inc.’s common stockholders	$	0.42	$	0.53	$	(2.08	)	$	0.39
Weighted average shares outstanding:
Basic		18,215,831		18,278,479		18,263,237			18,296,062
Diluted		18,351,637		18,346,441		18,263,237			18,353,505