Share Repurchase Programs (Detail) - USD ($)	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014	Aug. 31, 2014
Equity [Abstract]
Stock repurchase program, authorized amount				$ 50,000,000
Purchase of common stock, shares	380,538	936,049
Purchase of Treasury Stock	$ 6,284,000	$ 12,729,000	$ 19,973,000