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Concentration Of Risk	6 Months Ended
Concentration Of Risk	Jun. 30, 2017
Concentration Of Risk [Abstract]
Concentration Of Risk	12. Concentration of Risk During the quarter VITAS had pharmacy services agreements with one service provider to provide specified pharmacy services for VITAS and its hospice patients. VITAS made purchases from this provider of $8.2 and $17.0 million for the three and six months ended June 30, 2017, respectively. Vitas made purchases from two providers of $8.5 and $17.4 million for the three and six months ended June 30, 2016, respectively. Purchases from these providers were approximately 90% of all pharmacy services used by VITAS during each quarter presented.