Subsequent Event- Additional Information (Detail) $ in Millions		9 Months Ended
Oct. 01, 2015 USD ($) Agency States	Sep. 30, 2015 USD ($)
Hospice agency [Line Items]
Payments to Acquire Businesses, Gross		$ 3.9
Subsequent Event [Member] \| Hospice Agency [Member]
Hospice agency [Line Items]
Number of locations in which the company will add following the close of the acquisition \| Agency	16
Number of states in which the company will add following the close of the acquisition \| States	3
Payments to Acquire Businesses, Gross	$ 58.5

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Investing Activities

-URI http://asc.fasb.org/extlink&oid=6516133

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 13

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3213-108585

Name:	us-gaap_PaymentsToAcquireBusinessesGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration