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Reconciliation of Beginning and Ending Fair Value Measurements of Level Three Contingent Earnout Arrangement Related to Acquisition (Detail) - Fair Value, Inputs, Level 3 $ in Thousands | 12 Months Ended
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Jun. 30, 2017 USD ($)
EpiWorks and IPI |
Business Acquisition Contingent Consideration [Line Items] |
Balance - beginning of period | $ 4,352
Contingent earnout arrangements: |
Payments | (2,000)
Balance - end of period | 5,795
EpiWorks and IPI | Other Expense, (Income) |
Contingent earnout arrangements: |
Changes in fair value recorded in other expense, (income) | 1,193
Integrated Photonics, Inc |
Business Acquisition Contingent Consideration [Line Items] |
Contingent earnout - IPI | $ 2,250

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