Income Taxes - Additional Information (Detail) (USD $)	12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012
Income Taxes [Line Items]
Cash paid for income taxes	$ 17,200,000	$ 11,900,000	$ 13,200,000
Cumulative foreign undistributed net earnings	366,000,000
Additional deferred tax liability due to undistributed foreign earnings	74,000,000
Interest and penalties recognized within income tax expense (benefit)	0	100,000	(200,000)
Interest and penalties accrued	200,000	200,000	100,000
Unrecognized tax benefits that would impact effective tax rate	2,800,000	3,200,000
Unrecognized tax benefits expected decrease during the next twelve months	1,400,000
Settlement of unrecognized tax benefits, amount			$ 842,000
Income tax examination, year(s) under examination	2010