LEASES - Property and Equipment Costs (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Jun. 30, 2021
Leases [Abstract]
Cost	$ 22,516	$ 26,753
Accumulated depreciation	(20,627)	(24,487)
Net	$ 1,889	$ 2,266

Amount of accumulated depreciation of lessor's underlying asset for which right to use has been conveyed to lessee under operating lease.

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Name:	us-gaap_PropertySubjectToOrAvailableForOperatingLeaseAccumulatedDepreciation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant