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Consideration Transferred (Detail) - Atoll GmbH $ in Thousands	Apr. 01, 2016 USD ($)
Business Acquisition [Line Items]
Cash consideration, less $74 of working capital adjustments	$ 10,176
Value of common stock issued	14,138
Estimated fair value of contingent consideration	952
Total consideration transferred	$ 25,266

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 30
-Paragraph 7
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Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination.

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-Name Accounting Standards Codification
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Amount of liability recognized arising from contingent consideration in a business combination.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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