Business Segment Information - Summary of segments assets (Details 1) - USD ($) $ in Thousands	Mar. 31, 2016	Jun. 30, 2015	[1]
Revenues from External Customers and Long-Lived Assets [Line Items]
Total assets	$ 3,979,418	$ 3,242,030
Reportable Geographical Components | Domestic
Revenues from External Customers and Long-Lived Assets [Line Items]
Total assets	3,782,024	3,055,782
Reportable Geographical Components | International
Revenues from External Customers and Long-Lived Assets [Line Items]
Total assets	$ 197,394	$ 186,248

[1] Balances have been adjusted for the reclassification of debt issuance costs and deferred taxes related to the adoption of ASU 2015-03 and ASU 2015-17. See Note 2 for additional information.