FINANCE RECEIVABLES - Age Analysis of Past Due Finance Receivables (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Jun. 30, 2019
Financing Receivable, Past Due [Line Items]
Current	$ 19,708	$ 19,133
Total finance receivables	20,961	19,975
30 and Under Days Past Due
Financing Receivable, Past Due [Line Items]
Total past due	71	190
31 – 60 Days Past Due
Financing Receivable, Past Due [Line Items]
Total past due	163	49
61 – 90 Days Past Due
Financing Receivable, Past Due [Line Items]
Total past due	140	146
Greater than 90 Days Past Due
Financing Receivable, Past Due [Line Items]
Total past due	$ 879	$ 457