REVENUE RECOGNITION: Broker Fee Balance (Details) $ in Thousands	6 Months Ended
	Dec. 31, 2018 USD ($)
Change In Deferred Costs [Roll Forward]
Balance as of June 30, 2018	$ 14,002
Additions	2,752
Amortization	(1,158)
Write-offs	(12)
Balance as of December 31, 2018	$ 15,584