Financial Information Relating to Geographic Areas (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012
Revenues from External Customers and Long-Lived Assets [Line Items]
External sales	$ 357,763	$ 310,575	$ 314,560
Long-lived assets	118,808	110,787	95,637
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
External sales	190,359	164,308	172,310
Long-lived assets	109,790	103,541	87,968
Europe
Revenues from External Customers and Long-Lived Assets [Line Items]
External sales	97,157	88,297	90,142
Long-lived assets	8,340	7,129	7,528
China
Revenues from External Customers and Long-Lived Assets [Line Items]
External sales	18,878	14,106	11,378
Long-lived assets	678	117	141
Other Asia
Revenues from External Customers and Long-Lived Assets [Line Items]
External sales	32,704	28,608	25,988
Rest of world
Revenues from External Customers and Long-Lived Assets [Line Items]
External sales	$ 18,665	$ 15,256	$ 14,742