Acquisitions (Detail) - Massachusetts [Member] - Personal Care [Member] $ in Millions	2 Months Ended
Mar. 01, 2016 USD ($) Agencies
Schedule of Business Acquisitions, Purchase Price Allocation [Line Items]
Acquisition, total purchase price	$ 27.7
Acquisition, number of care centers acquired \| Agencies	9
Acquisition, recorded other assets and liabilities	$ 4.2
Escrow depost for indemnification purposes and working capital price adjustments	0.5
Additions	$ 23.5

Schedule of Business Acquisitions, Purchase Price Allocation [Line Items]

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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
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Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

The designation of funds furnished by a borrower to a lender to assure future payments of the borrower's real estate taxes and insurance obligations with respect to a mortgaged property. Escrow deposits may be made for a variety of other purposes such as earnest money and contingent payments. This element excludes replacement reserves which are an escrow separately provided for within the US GAAP taxonomy.

+ References

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- Definition

Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

+ References

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

The number of businesses acquired by the entity during the period.

+ References

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