FINANCING RECEIVABLES (Institutional Loans Past Due) (Detail) - USD ($) $ in Thousands	Dec. 31, 2017	Jun. 30, 2017	Dec. 31, 2016
Financing Receivable, Recorded Investment, Past Due [Line Items]
Institutional Loans, Past Due	$ 22,658	$ 20,256	$ 17,834
Institutional Loans, Current	34,739	37,135	36,236
Total Institutional Loans	57,397	57,391	54,070
Financing Receivables, 1 to 29 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Institutional Loans, Past Due	8,569	7,162	5,657
Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Institutional Loans, Past Due	1,021	2,192	2,904
Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Institutional Loans, Past Due	1,166	583	1,762
Financing Receivables Greater Than 90 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Institutional Loans, Past Due	$ 11,902	$ 10,319	$ 7,511