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Accounts Receivable and Credit Losses (Financing Receivables Past Due Prior to Adopting ASC 326) (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Jun. 30, 2020
Financing Receivable, Recorded Investment, Past Due [Line Items]
Institutional Loans, Past Due		$ 24,276
Institutional Loans, Current		25,749
Total Institutional Loans	$ 46,013	50,025
Financing Receivables 1 To 30 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Institutional Loans, Past Due		7,192
Total Institutional Loans	2,934
Financing Receivables 31 To 60Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Institutional Loans, Past Due		1,755
Financing Receivables 61 To 90 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Institutional Loans, Past Due		1,547
Total Institutional Loans	$ 692
Financing Receivables Greater Than 90 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Institutional Loans, Past Due		$ 13,782

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