Schedule of Principal Items Comprising Deferred Income Taxes (Detail) - USD ($) $ in Thousands	Jun. 30, 2016	Jun. 30, 2015
Income Tax Disclosure [Abstract]
Inventory capitalization	$ 6,814	$ 6,614
Non-deductible accruals	2,212	1,902
Accrued employee benefits	15,543	10,297
Net-operating loss and credit carryforwards	43,516	22,232
Share-based compensation expense	11,693	13,222
Other	1,770	1,468
Valuation allowances	(42,641)	(2,713)
Total deferred income tax assets	38,907	53,022
Tax over book accumulated depreciation	(9,759)	(15,937)
Intangible assets	(29,628)	(25,132)
Tax on unremitted earnings	(797)	(1,753)
Other	(1,978)	(2,520)
Total deferred income tax liabilities	(42,162)	(45,342)
Net deferred income taxes	$ (3,255)
Net deferred income taxes		$ 7,680