Income Taxes - Income Tax Expense (Benefit), Net (Detail) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Income Tax Disclosure [Abstract]
Federal	$ 17,108	$ 13,927	$ 6,416
State	2,762	2,703	2,315
Foreign	51,325	24,940	15,415
Current income tax expense, net	71,195	41,570	24,146
Federal	33,940	36,371	23,186
State	(1,107)	1,581	(11,703)
Foreign	(759)	(6,912)	(3,900)
Deferred income tax expense, net	32,074	31,040	7,583
Income tax expense, net	$ 103,269	$ 72,610	$ 31,729