Financing Receivables (Institutional Loans Past Due) (Detail) - USD ($) $ in Thousands	Mar. 31, 2020	Jun. 30, 2019	Mar. 31, 2019
Financing Receivable, Recorded Investment, Past Due [Line Items]
Institutional Loans, Past Due	$ 19,684	$ 16,611	$ 17,172
Institutional Loans, Current	30,612	31,326	30,087
Total Institutional Loans	50,296	47,937	47,259
Financing Receivables, 1 to 29 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Institutional Loans, Past Due	3,484	3,578	4,092
Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Institutional Loans, Past Due	1,145	2,458	4,412
Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Institutional Loans, Past Due	1,673	687	4,125
Financing Receivables Greater Than 90 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Institutional Loans, Past Due	$ 13,382	$ 9,888	$ 4,543