Income Taxes - Schedule of Gross Unrecognized Tax Benefits, Including Penalties (Detail) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Income Tax Disclosure [Abstract]
Balance, beginning of year	$ 58,489	$ 44,209
Increases based on tax positions related to the current year	1,510	4,873
Decreases based on tax positions related to the current year		(817)
Increases identified during the current year related to prior years	9,410	10,520
Decreases identified during the current year related to prior years	(1,194)	(4,130)
Decreases related to settlement with taxing authorities	(3,329)	(45)
Reductions to unrecognized benefits as a result of a lapse of the applicable statute of limitations		(14)
Increases related to preacquisition positions in purchase accounting		6,040
Foreign currency translation	381	(2,147)
Balance, end of year	$ 65,267	$ 58,489