Summary by Level of Fair Value of Financial Instruments Measured on Recurring Basis (Detail) - USD ($) $ in Thousands	Dec. 31, 2018	Jun. 30, 2018
Fair Value, Inputs, Level 3
Liabilities:
Contingent earnout arrangements	$ 5,721	$ 7,429
Fair Value, Measurements, Recurring
Assets:
Foreign currency forward contracts		121
Liabilities:
Foreign currency forward contracts	218
Contingent earnout arrangements	3,697	5,405
Net put option	2,024	2,024
Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 2
Assets:
Foreign currency forward contracts		121
Liabilities:
Foreign currency forward contracts	218
Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 3
Liabilities:
Contingent earnout arrangements	3,697	5,405
Net put option	$ 2,024	$ 2,024

Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=109250915&loc=d3e13433-108611

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 20
-Section 55
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226008-175313

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