Acquisitions and Dispositions (Details 4) (USD $) In Thousands, unless otherwise specified			12 Months Ended				12 Months Ended
	Dec. 31, 2013 Series of Individually Immaterial Business Acquisitions [Member]	Dec. 31, 2012 Series of Individually Immaterial Business Acquisitions [Member]	Dec. 31, 2012 Series of Individually Immaterial Business Acquisitions [Member] Covenants not to compete [Member]	Dec. 31, 2013 Series of Individually Immaterial Business Acquisitions [Member] Covenants not to compete [Member]	Dec. 31, 2013 Series of Individually Immaterial Business Acquisitions [Member] Medicare licenses and certificates of need [Member]	Dec. 31, 2012 Series of Individually Immaterial Business Acquisitions [Member] Medicare licenses and certificates of need [Member]	Dec. 31, 2013 Minimum [Member] Covenants not to compete [Member]	Dec. 31, 2013 Minimum [Member] Customer Relationships [Member]
Business Acquisition [Line Items]
Finite-Lived Intangibles			$ 203	$ 0
Indefinite-Lived Intangible Assets					3,062	9,002
Identifiable intangible assets	$ 3,062	$ 9,205
Useful life			5 years				2 years	5 years