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Income Taxes (Reconciliation of income tax rate) (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Jun. 30, 2016 | Jun. 30, 2015
Income Tax Benefit Expenses [Line Items] |  |
Tax at Federal statutory rate | $ 2,089 | $ 1,721
Increases (decreases) in taxes resulting from: |  |
Meals and entertainment | 61 | 66
State income taxes, net of Federal income tax benefit | 20 | 21
Foreign source income not subject to tax | (1,278) | (1,069)
R&D Credit refund | (415) | (328)
Undistributed foreign earnings | (90) | (93)
Other, net | (16) | (102)
Effective tax rate | $ 371 | $ 216
Tax at Federal statutory rate | 34.00% | 34.00%
Increases (decreases) in taxes resulting from: |  |
Meals and entertainment | 1.00% | 1.30%
State income taxes, net of Federal income tax benefit | 0.30% | 0.40%
Foreign source income not subject to tax | (20.80%) | (21.10%)
R&D Credit refund | (6.80%) | (6.50%)
Undistributed foreign earnings | (1.40%) | (1.80%)
Other, net | (0.30%) | (2.00%)
Effective tax rate | 6.00% | 4.30%

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