Financial Instruments - Schedule of Contingent Consideration Measured at Fair Value on Recurring Basis Using Significant Unobservable Inputs (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jun. 30, 2013
Fair Value Disclosures [Abstract]
Valuation Techniques	Present value of a Probability Weighted earn-out model using an appropriate discount rate.
Estimate future revenue associated with acquired technology	$ 4.9
Estimate future revenue associated with acquired technology, minimum	3 years 6 months
Estimate future revenue associated with acquired technology, maximum	4 years