Basis of Presentation and Summary of Significant Accounting Policies (Revenue and Gross Trade Receivables Percentage by Major Customers) (Details) - Pharmaceutical	12 Months Ended
Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016
CVS Health
Revenue, Major Customer [Line Items]
Percent of Revenue	25.00%	23.00%	25.00%
Percent of Gross Trade Receivables	22.00%	20.00%
OptumRx [Member]
Revenue, Major Customer [Line Items]
Percent of Revenue	11.00%	11.00%	7.00%
Percent of Gross Trade Receivables	4.00%	1.00%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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