PROPERTY AND EQUIPMENT, NET - Summary of Property And Equipment at Cost (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Property, Plant and Equipment [Line Items]
Useful life, rental program	5 years	5 years
Property and equipment, cost, rental program, Cost	$ 26,753	$ 32,445
Property, plant and equipment, gross, Cost	39,436	44,584
Property and equipment used for rental program, Accumulated Depreciation	(24,487)	(27,745)
Property, plant, and equipment, Accumulated Depreciation	(33,866)	(36,712)
Net	2,266	4,700
Property, plant, and equipment, Net	5,570	7,872
Computer equipment and software
Property, Plant and Equipment [Line Items]
Property, plant, and equipment, excluding lessor asset under operating lease, before accumulated depreciation, Cost	6,497	6,371
Property, plant, and equipment, excluding lessor asset under operating lease, Accumulated Depreciation	(6,212)	(6,183)
Property, plant, and equipment, excluding lessor asset under operating lease, Net	285	188
Internal-use software
Property, Plant and Equipment [Line Items]
Property, plant, and equipment, excluding lessor asset under operating lease, before accumulated depreciation, Cost	4,523	3,928
Property, plant, and equipment, excluding lessor asset under operating lease, Accumulated Depreciation	(1,821)	(1,344)
Property, plant, and equipment, excluding lessor asset under operating lease, Net	2,702	2,584
Furniture and equipment
Property, Plant and Equipment [Line Items]
Property, plant, and equipment, excluding lessor asset under operating lease, before accumulated depreciation, Cost	1,471	1,554
Property, plant, and equipment, excluding lessor asset under operating lease, Accumulated Depreciation	(1,222)	(1,252)
Property, plant, and equipment, excluding lessor asset under operating lease, Net	249	302
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property, plant, and equipment, excluding lessor asset under operating lease, before accumulated depreciation, Cost	192	286
Property, plant, and equipment, excluding lessor asset under operating lease, Accumulated Depreciation	(124)	(188)
Property, plant, and equipment, excluding lessor asset under operating lease, Net	$ 68	$ 98
Minimum | Computer equipment and software
Property, Plant and Equipment [Line Items]
Useful life	3 years	3 years
Minimum | Internal-use software
Property, Plant and Equipment [Line Items]
Useful life	3 years	3 years
Minimum | Furniture and equipment
Property, Plant and Equipment [Line Items]
Useful life	3 years	3 years
Maximum | Computer equipment and software
Property, Plant and Equipment [Line Items]
Useful life	7 years	7 years
Maximum | Internal-use software
Property, Plant and Equipment [Line Items]
Useful life	5 years	5 years
Maximum | Furniture and equipment
Property, Plant and Equipment [Line Items]
Useful life	7 years	7 years