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Reconciliation of Beginning and Ending Fair Value Measurements of Level Three Contingent Earnout Arrangements Related to Company's Acquisitions (Detail) $ in Thousands | 6 Months Ended
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Dec. 31, 2018 USD ($)
Contingent earnout arrangements: |
Payments on earnout arrangements | $ (3,540)
Fair Value, Inputs, Level 3 |
Business Acquisition Contingent Consideration [Line Items] |
Balance - beginning of period | 7,429
Contingent earnout arrangements: |
Payments on earnout arrangements | (3,540)
Other earnout arrangements | 2,597
Balance - end of period | 5,721
Fair Value, Inputs, Level 3 | Other Expense, (Income) |
Contingent earnout arrangements: |
Changes in fair value recorded in other expense, (income) | $ (765)

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