Supplemental Cash Flow Disclosures (Details) - USD ($) $ in Thousands		12 Months Ended
	Jul. 15, 2015	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014
Debt Instrument [Line Items]
Cash paid during the period for interest		$ 72,058	$ 34,658	$ 26,697
Cash received during the period for interest		3,659	3,905	2,463
Cash paid during the period for income taxes		$ 40,431	$ 25,870	$ 39,834
Senior Notes 2023 | Unsecured Debt
Debt Instrument [Line Items]
Interest paid	$ 22,500