Significant Accounting Policies - Additional Information (Detail) (USD $)	12 Months Ended						12 Months Ended	0 Months Ended				12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2014 Employee Stock Option [Member]	Jun. 30, 2014 Restricted Stock and RSU [Member]	Jun. 30, 2014 Research and Development Expense [Member] Ministry of the Economy, Finance and Industry, France [Member]	Jun. 30, 2014 Customer Concentration Risk [Member] Sales Revenue, Net [Member] Customer	Jun. 30, 2014 Credit Concentration Risk [Member] Accounts Receivable [Member] Customer	Jun. 30, 2013 Credit Concentration Risk [Member] Accounts Receivable [Member] Customer	Jun. 30, 2014 Credit Concentration Risk [Member] Accounts Receivable [Member] One Customer [Member]	Jun. 30, 2013 Credit Concentration Risk [Member] Accounts Receivable [Member] One Customer [Member]	Jun. 30, 2014 Minimum [Member]	Jun. 30, 2014 Maximum [Member]
Schedule Of Significant Accounting Policies [Line Items]
Number of customers							0	1	1
Customer concentration risk, percentage										7.00%	21.00%
Amounts charged to bad debt expense		$ 173,000	$ 150,000
Amounts credited to bad debt expense	54,000
Property and equipment, estimated useful lives												3 years	5 years
Capitalized computer software amortized period													3 years
Capitalized software development costs	0	0	647,000
Tax refund receivable						$ 166,000
Percentage of tax benefits recognized													50.00%
Share-based compensation arrangement by share-based payment award, award vesting period				4 years	2 years