Summary by Level of Fair Value of Financial Instruments Measured on Recurring Basis (Detail) - Fair Value, Measurements, Recurring - USD ($) $ in Thousands	Sep. 30, 2016	Jun. 30, 2016
Liabilities:
Foreign currency forward contracts	$ 163	$ 511
Contingent earnout arrangement	4,410	4,352
Fair Value, Inputs, Level 2
Liabilities:
Foreign currency forward contracts	163	511
Fair Value, Inputs, Level 3
Liabilities:
Contingent earnout arrangement	$ 4,410	$ 4,352