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Income Taxes - Differences Between Income Taxes on Continuing Operations at Federal Statutory Rate and Effective Tax Rate (Detail) - USD ($)
$ in Thousands
12 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2013
Income Tax Disclosure [Abstract]      
Income tax at Federal statutory rate $ 576 $ 108 $ (1,152)
Changes in valuation allowance-continuing operations 216 427 106
U.S. state income taxes, net of federal benefit 129 8 (558)
Share option expense 12 16 29
Other 87 93 54
Total income tax expense (benefit) $ 1,020 $ 652 $ (1,521)