Acquired Intangible Assets (Detail) (USD $) In Thousands, unless otherwise specified	9 Months Ended	12 Months Ended
	Mar. 31, 2013	Jun. 30, 2012
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 56,425	$ 38,725
Accumulated Amortization	(19,216)	(13,642)
Net Carrying Amount	37,209	25,083
Customer Relationships
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	43,770	26,770
Accumulated Amortization	(12,915)	(9,217)
Net Carrying Amount	30,855	17,553
Weighted Average Useful Life	6 years 6 months	6 years 10 months 24 days
Licensing agreements and patents
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	4,095	4,095
Accumulated Amortization	(2,836)	(2,365)
Net Carrying Amount	1,259	1,730
Weighted Average Useful Life	5 years 4 months 24 days	5 years 4 months 24 days
Completed Technologies
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	5,570	5,570
Accumulated Amortization	(1,815)	(1,007)
Net Carrying Amount	3,755	4,563
Weighted Average Useful Life	5 years 3 months 18 days	5 years 3 months 18 days
Trademarks
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	990	990
Accumulated Amortization	(237)	(95)
Net Carrying Amount	753	895
Weighted Average Useful Life	6 years	6 years
Backlog
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	1,500	800
Accumulated Amortization	(972)	(588)
Net Carrying Amount	528	212
Weighted Average Useful Life	1 year	2 years
Non-compete agreements
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	500	500
Accumulated Amortization	(441)	(370)
Net Carrying Amount	$ 59	$ 130
Weighted Average Useful Life	5 years	5 years