GOODWILL AND INTANGIBLE ASSETS - Summary of Amortizable Intangible Asset (Details) - USD ($) $ in Thousands	6 Months Ended	9 Months Ended
	Dec. 31, 2020	Mar. 31, 2021	Jun. 30, 2020
Finite-Lived Intangible Assets [Line Items]
Intangible assets gross		$ 31,723	$ 31,683
Accumulated amortization		(10,976)	(8,650)
Intangible assets, Net		20,747	23,033
Goodwill, Gross		63,945	63,945
Goodwill		63,945	63,945
Brand and tradenames
Finite-Lived Intangible Assets [Line Items]
Intangible assets gross		1,735	1,695
Accumulated amortization		(876)	(699)
Intangible assets, Net		$ 859	996
Brand and tradenames | Minimum
Finite-Lived Intangible Assets [Line Items]
Useful life	3 years	3 years
Brand and tradenames | Maximum
Finite-Lived Intangible Assets [Line Items]
Useful life	7 years	7 years
Developed technology
Finite-Lived Intangible Assets [Line Items]
Intangible assets gross		$ 10,939	10,939
Accumulated amortization		(6,461)	(5,110)
Intangible assets, Net		$ 4,478	5,829
Developed technology | Minimum
Finite-Lived Intangible Assets [Line Items]
Useful life	5 years	5 years
Developed technology | Maximum
Finite-Lived Intangible Assets [Line Items]
Useful life	6 years	6 years
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Intangible assets gross		$ 19,049	19,049
Accumulated amortization		(3,639)	(2,841)
Intangible assets, Net		$ 15,410	$ 16,208
Customer relationships | Minimum
Finite-Lived Intangible Assets [Line Items]
Useful life	10 years	10 years
Customer relationships | Maximum
Finite-Lived Intangible Assets [Line Items]
Useful life	18 years	18 years