Discontinued Operations - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified		1 Months Ended	0 Months Ended
Jun. 30, 2014	Dec. 31, 2012 Dexter Hospital [Member] Beds	Jul. 02, 2012 Memorial Hospital of Adel [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of bed facility sold		50
Proceeds from sale		$ 9,930	$ 8,350
Sale value of assets and leasehold interest net of expenses		7,400
Proceeds from sale of business		5,200	7,500
Reserve for discontinued operations	$ 0

The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period.

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 12

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration