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Basis of Presentation and Summary of Significant Accounting Policies (Narrative, Major Customers) (Details) - organization	12 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019
Concentration Risk [Line Items]
Largest group purchasing organizations	2
Group Purchasing Organizations | Revenue Benchmark | Customer Concentration Risk
Concentration Risk [Line Items]
Revenue, major customer, percentage	15.00%	16.00%	22.00%

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Concentration Risk, Largest Group Purchasing Organizations

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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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.

+ References

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-Publisher FASB
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