Other Comprehensive Income (Loss) - Schedule of Accumulated Other Comprehensive Income Loss (Detail) - USD ($) $ in Thousands	Dec. 31, 2016	Jun. 30, 2016
Accumulated Other Comprehensive Income Loss [Line Items]
Accumulated other comprehensive income	$ (100,930)	$ (77,241)
Cumulative Translation Adjustment [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Accumulated other comprehensive income	(165,378)	(122,018)
Pension Liability Adjustment [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Accumulated other comprehensive income	(54,970)	(58,445)
Unrealized Gains on Hedging Derivatives [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Accumulated other comprehensive income	119,539	103,891
Unrealized Losses on Available-for-Sale Securities [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Accumulated other comprehensive income	$ (121)	$ (669)