XML 80 R71.htm IDEA: XBRL DOCUMENT v3.7.0.1
Goodwill and Other Intangible Assets - Carrying Amounts of Goodwill (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Schedule of Changes in the Carrying Amount of Goodwill      
Goodwill, Beginning Balance $ 1,890.1 $ 1,084.0 $ 456.9
Acquisitions 51.4 806.1 593.1
Consolidation of joint venture formerly accounted for under the equity method of accounting     34.0
Divestiture of pediatric home health services (14.3)    
Goodwill, Ending Balance 1,927.2 1,890.1 1,084.0
Inpatient Rehabilitation Segment [Member]      
Schedule of Changes in the Carrying Amount of Goodwill      
Goodwill, Beginning Balance 1,133.1 491.5 456.9
Acquisitions 8.9 641.6 0.6
Consolidation of joint venture formerly accounted for under the equity method of accounting     34.0
Divestiture of pediatric home health services 0.0    
Goodwill, Ending Balance 1,142.0 1,133.1 491.5
Home Health and Hospice Segment [Member]      
Schedule of Changes in the Carrying Amount of Goodwill      
Goodwill, Beginning Balance 757.0 592.5 0.0
Acquisitions 42.5 164.5 592.5
Consolidation of joint venture formerly accounted for under the equity method of accounting     0.0
Divestiture of pediatric home health services (14.3)    
Goodwill, Ending Balance $ 785.2 $ 757.0 $ 592.5