Goodwill and Intangibles - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Indefinite-lived Intangible Assets [Line Items]
Intangible assets net of accumulated amortization	$ 62,047	$ 62,184
Home-based services [Member]
Indefinite-lived Intangible Assets [Line Items]
Intangible assets net of accumulated amortization	56,700
Hospice-based services [Member]
Indefinite-lived Intangible Assets [Line Items]
Intangible assets net of accumulated amortization	4,300
Facility-based services [Member]
Indefinite-lived Intangible Assets [Line Items]
Intangible assets net of accumulated amortization	$ 1,100