Shareholders' Equity - Classification Other Accumulated Comprehensive Loss (Detail) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Minimum Pension Liability Adjustment, Beginning balance	$ (374)	$ (334)	$ (406)
Minimum Pension Liability Adjustment, Current period change	(46)	(40)	72
Minimum Pension Liability Adjustment, Ending balance	(420)	(374)	(334)
Accumulated Other Comprehensive Income (Loss), Beginning balance	(374)	(334)	(406)
Accumulated Other Comprehensive Income (Loss), Current period change	(46)	(40)	72
Accumulated Other Comprehensive Income (Loss), Ending balance	$ (420)	$ (374)	$ (334)