Geographical Information of Revenue (Detail) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	$ 196,683	$ 182,709	$ 176,736	$ 185,833	$ 187,921	$ 173,555	$ 171,765	$ 150,020	$ 741,961	$ 683,261	$ 551,075
UNITED STATES
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues									241,974	263,493	251,735
CHINA
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues									140,586	114,247	123,306
HONG KONG
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues									109,428	54,602
GERMANY
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues									77,524	69,983	59,628
SWITZERLAND
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues									56,940	70,260	10,268
JAPAN
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues									52,864	38,110	29,462
VIET NAM
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues									24,307	23,141	29,425
PHILIPPINES
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues									11,334	14,959	17,400
ITALY
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues									9,313	8,897	7,593
UNITED KINGDOM
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues									7,749	7,148	6,865
BELGIUM
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues									5,731	6,578	5,821
SINGAPORE
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues									3,897	8,273	6,280
AUSTRALIA
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues									314	3,570	3,292
Total Non-United States
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues									$ 499,987	$ 419,768	$ 299,340