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Shareholder's Equity - Classification Other Accumulated Comprehensive Loss (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2011
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]      
Minimum Pension Liability Adjustment, Beginning balance $ (497) $ (278) $ (301)
Minimum Pension Liability Adjustment, Current period change 91 (219) 23
Minimum Pension Liability Adjustment, Ending balance (406) (497) (278)
Accumulated Other Comprehensive Income (Loss), Beginning balance (497) (278) (301)
Accumulated Other Comprehensive Income (Loss), Current period change 91 (219) 23
Accumulated Other Comprehensive Income (Loss), Ending balance $ (406) $ (497) $ (278)