FINANCE RECEIVABLES - Age Analysis of Past Due Finance Receivables (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Jun. 30, 2019
Financing Receivable, Past Due [Line Items]
Current	$ 17,561	$ 19,133
Total finance receivables	18,831	19,975
30 days and under
Financing Receivable, Past Due [Line Items]
Past due	268	190
31 - 60 days
Financing Receivable, Past Due [Line Items]
Past due	40	49
61 - 90 days
Financing Receivable, Past Due [Line Items]
Past due	138	146
Greater than 90 days
Financing Receivable, Past Due [Line Items]
Past due	824	457
Deferred Payment Arrangements / Timing
Financing Receivable, Past Due [Line Items]
Current	17,534	18,780
Total finance receivables	18,399	19,369
Deferred Payment Arrangements / Timing | 30 days and under
Financing Receivable, Past Due [Line Items]
Past due	168	178
Deferred Payment Arrangements / Timing | 31 - 60 days
Financing Receivable, Past Due [Line Items]
Past due	28	38
Deferred Payment Arrangements / Timing | 61 - 90 days
Financing Receivable, Past Due [Line Items]
Past due	103	135
Deferred Payment Arrangements / Timing | Greater than 90 days
Financing Receivable, Past Due [Line Items]
Past due	566	238
Other Finance Receivables
Financing Receivable, Past Due [Line Items]
Current	27	353
Total finance receivables	432	606
Other Finance Receivables | 30 days and under
Financing Receivable, Past Due [Line Items]
Past due	100	12
Other Finance Receivables | 31 - 60 days
Financing Receivable, Past Due [Line Items]
Past due	12	11
Other Finance Receivables | 61 - 90 days
Financing Receivable, Past Due [Line Items]
Past due	35	11
Other Finance Receivables | Greater than 90 days
Financing Receivable, Past Due [Line Items]
Past due	$ 258	$ 219