Goodwill and Other Intangibles, Net - Additional Information (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Indefinite-lived Intangible Assets [Line Items]
Disposal Group, Including Discontinued Operation, Goodwill	$ 400	$ 200
Intangible Assets, Net (Excluding Goodwill)	96,405	79,685
Amortization	1,900	2,100	$ 1,500
Loss on disposition of intangible asset	300	1,400
Impairment of Intangible Assets (Excluding Goodwill)	600	$ 2,000	$ 500
Home-based services [Member]
Indefinite-lived Intangible Assets [Line Items]
Intangible Assets, Net (Excluding Goodwill)	66,400
Hospice Entity [Member]
Indefinite-lived Intangible Assets [Line Items]
Intangible Assets, Net (Excluding Goodwill)	21,800
Community-Based Services [Member]
Indefinite-lived Intangible Assets [Line Items]
Intangible Assets, Net (Excluding Goodwill)	7,300
Facility-based services [Member]
Indefinite-lived Intangible Assets [Line Items]
Intangible Assets, Net (Excluding Goodwill)	$ 900