Financial Information Relating to Geographic Areas (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011
Revenues from External Customers and Long-Lived Assets [Line Items]
External sales	$ 310,575	$ 314,560	$ 289,962
Long-lived assets	110,787	95,637	96,717
UNITED STATES
Revenues from External Customers and Long-Lived Assets [Line Items]
External sales	164,308	172,310	159,857
Long-lived assets	103,541	87,968	88,802
Europe
Revenues from External Customers and Long-Lived Assets [Line Items]
External sales	88,297	90,142	83,676
Long-lived assets	7,129	7,528	7,819
China
Revenues from External Customers and Long-Lived Assets [Line Items]
External sales	14,106	11,378	8,299
Long-lived assets	117	141	96
Other Asia
Revenues from External Customers and Long-Lived Assets [Line Items]
External sales	28,608	25,988	24,715
Rest of world
Revenues from External Customers and Long-Lived Assets [Line Items]
External sales	$ 15,256	$ 14,742	$ 13,415