Goodwill and Intangibles - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Dec. 31, 2015
Indefinite-lived Intangible Assets [Line Items]
Intangible assets, net carrying amount	$ 100,863	$ 96,405
Amortization of Intangible Assets	600
Home health services
Indefinite-lived Intangible Assets [Line Items]
Intangible assets, net carrying amount	68,600
Hospice Services
Indefinite-lived Intangible Assets [Line Items]
Intangible assets, net carrying amount	23,800
Community-based services
Indefinite-lived Intangible Assets [Line Items]
Intangible assets, net carrying amount	7,600
Facility-based services
Indefinite-lived Intangible Assets [Line Items]
Intangible assets, net carrying amount	$ 900