REVENUE RECOGNITION: Broker Fee Balance (Details) $ in Thousands	9 Months Ended
	Mar. 31, 2019 USD ($)
Change In Deferred Costs [Roll Forward]
Balance as of June 30, 2018	$ 14,002
Additions	4,393
Amortization	(1,484)
Write-offs	(7)
Balance as of March 31, 2019	$ 16,904