FINANCE RECEIVABLES - Schedule of Credit Loss (Details) - USD ($) $ in Thousands	9 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning balance	$ 150	$ 606
Provision for expected losses	350	101
Write-offs	0	(5)
Ending balance	909	$ 702
Impact of adoption of ASC 326
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning balance	$ 409