Organization, Basis of Presentation, and Summary of Significant Accounting Policies Repurchase Commitments (Details)	9 Months Ended	12 Months Ended
	Mar. 31, 2016 Members	Jun. 30, 2016 USD ($)	Jun. 30, 2015 USD ($) Members	Jun. 30, 2014 USD ($)
Accounting Policies [Abstract]
Repurchase Units, Number | Members	3		0
Impairment of Long-Lived Assets to be Disposed of		$ 0	$ 0	$ 0
Impairment of Intangible Assets (Excluding Goodwill)		0	0	$ 0
Floor Financing, Repurchase Obligations		$ 80,429,000	$ 67,700,000
Repurchase Commitments, Period		2 years 6 months