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Sale of Adult Day Services Centers (Narrative) (Details) - Illinois [Member]
$ in Millions
3 Months Ended
Mar. 31, 2017
USD ($)
item
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]  
Number of adult day centers sold | item 3
Proceeds from sale of adult day service centers $ 2.4
Pre-tax gain from sale of adult day service centers $ 2.1