Business Combinations Purchase Agreement (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016
Business Acquisition [Line Items]
Payment for acquisitions, net	$ (748,000)	$ (169,900)	$ 0
Noncash or Part Noncash Acquisition, Value of Liabilities Assumed	184,838
Business Combination, Consideration Transferred	932,840
Installment Payment for Acquisition, Next Twelve Months	50,000
Installment Payment for Acquisition, Year Two	50,000
Installment Payment for Acquisition, Year Three	50,000
Installment Payment for Acquisition, Year Four	50,000
Cash [Member]
Business Acquisition [Line Items]
Payment for acquisitions, net	$ (748,002)