Other Intangible Assets - Schedule of Finite-Lived Intangible Assets, Future Amortization Expense (Detail) - USD ($) $ in Thousands	Jun. 30, 2015	Jun. 30, 2014
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, amortization expense, net	$ 552	$ 796
Developed Technology/Patents [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, amortization expense, year one	245
Finite-lived intangible assets, amortization expense, year two	245
Finite-lived intangible assets, amortization expense, year three	62
Finite-lived intangible assets, amortization expense, net	$ 552	$ 796