Derivative Instruments - Additional Information (Detail)	9 Months Ended
	Mar. 31, 2016 USD ($)	Mar. 31, 2016 JPY (¥)	Jun. 30, 2015 USD ($)
Minimum
Derivative [Line Items]
Foreign currency forward exchange contracts, expiration date	2016-04
Maximum [Member]
Derivative [Line Items]
Foreign currency forward exchange contracts, expiration date	2016-07
Foreign Currency Forward Exchange Contracts
Derivative [Line Items]
Foreign currency forward exchange contracts, notional amount | $	$ 5,800,000		$ 10,800,000
Foreign Currency Forward Exchange Contracts | Minimum
Derivative [Line Items]
Foreign currency forward exchange contracts, notional amount		¥ 100,000,000
Foreign Currency Forward Exchange Contracts | Maximum [Member]
Derivative [Line Items]
Foreign currency forward exchange contracts, notional amount		¥ 200,000,000