REVENUE RECOGNITION Broker Fee Balance (Details) $ in Thousands	9 Months Ended
	Mar. 31, 2021 USD ($)
Change In Deferred Costs [Roll Forward]
Balance as of June 30, 2020	$ 20,516
Additions	1,573
Amortization	(2,369)
Write-offs	(121)
Balance as of March 31, 2021	$ 19,599